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Explores celestial objects, such as stars, planets, and galaxies, and investigates their properties, and interactions through observation and scientific study.







black holes


astronomical observatories





dark matter

solar system

Closest star from our Solar system

  • Proxima Centauri

Which one is the definition of nutation

  • is the point around the object orbits. It is the center of the mass of every object in the solar system
  • The motion of the pole of rotation of a freely for a short period of time.
  • A change in the orientation of the rotational axis of a rotating object

A _____________ has a long tail.

  • comet
  • crater
  • moon
  • meteor

Bodies, natural satellites that orbit the Sun

  • Sun
  • Planets
  • Moon
  • Stars

Is the sun made of fire

  • no it is made out of lava
  • yes it is made out of fire
  • no it is made out of gas

Which of the Galilean Moons is believed to have water?

  • Ganymede

Filipina scientist Reina Reyes performed landmark research that confirmed the theory of gravity by which scientist?

  • Isaac Newton
  • Albert Einstein
  • Marie Curie
  • Rosalind Franklin

The closest galaxy is ...

  • Lobster Nebula
  • Mice galaxies
  • Antenna Galaxies
  • Andromeda

What is the Definition of Braycenter

  • is the point around the object orbits. It is the center of the mass of every object in the solar system
  • A change in the orientation of the rotational axis of a rotating object
  • The motion of the pole of rotation of a freely for a short period of time.

The following are correctly matched, except:

  • Meteor - Atmosphere
  • Shooting Star - Surface
  • Meteoroid - Space
  • Meteortite - Surface

How many light years is the milky way

  • 1
  • 90,000
  • 10
  • 100
  • 100,000

Galaxies are __________ from where the Big Bang occurred.

  • Expanding
  • Shrinking
  • Not Moving

What will happen when the aperture of a refractor becomes LARGE?

  • the focal length much greater than the aperture
  • the image can be taken using a short exposure
  • the focal length much lesser than the aperture
  • the image can be taken using a long exposure

How old is our sun already? (approximately)

  • 4.6 billion years
  • 7 billion years
  • 4.6 years
  • None of the other options

How many planets are in the solar system? (Enter the number in your answer)

  • 8

A scientist who studies the object in the sky, including planets, galaxies, and stars.

  • telescope
  • comet
  • astronomer
  • astromoner

What keeps planets in orbit around the Sun?

  • Nothing
  • Force and motion
  • Friction
  • Gravity and inertia

7. Yesterday was the … day this summer.

  • hotest
  • hotter
  • hottest

The whale is___ animal in the ocean

  • the bigest
  • biggest
  • the biggest
  • the most big

What lunar eclipse doesn't happen?

  • annular
  • partial
  • total

Name the rocky planets in order

  • Mercury,Venus,Earth,Mars
  • Mars,Venus,Earth,Mercury
  • MVEM
  • Cat

Gaseous planets have more moons than terrestrial planets to compensate for a lack of surface for landing expeditions.

  • TRUE

According to the evidence we have, our solar system started as a ____________________.

  • cluster of stars
  • Nebula
  • Black hole
  • comet

Sirius is a type __ star

  • F
  • A
  • K
  • B

What planet is closest to the Sun?

  • Mercury
  • Earth
  • Neptune
  • Mars

The following are the functions of optical telescopes EXCEPT for...

  • It collects light from a large area, making it possible to study very faint sources
  • It improves resolution and increases the apparent angular diameter of the object
  • It is used to measure the positions of objects
  • It collects heavier elements to observe the different objects.

Can the speed of sound be passed

  • yes
  • no
  • easily
  • never

Is january the coldest month of the year?

  • january is the coldest month of the year.
  • Yes, january is the cold month of the year.
  • Yes, january is the coldest month of the year.

The cheetah is the___animal in the world

  • fast
  • most fast
  • fastest
  • more fast

What is the wavelength of green light?

  • 400 M
  • 550 NM
  • 1250 DM
  • 12 MM
  • 20 CM

In 1990, the famous photograph titled "Pale Blue Dot" shows the apparent size of Earth against the vastness of space. The photograph was taken by what spacecraft?

  • Voyager 1
  • Voyager 2
  • Hubble Space Telescope
  • Sputnik

What type of galaxy is the milky way?

  • Elliptical
  • Irregular
  • Spiral

When the Earth spins on its own axis

  • Rotation

What is the importance of Solar Radiation

  • Its a natural satellite
  • It gives use energy that we need like eletricity and heat

What is on the x-axis of an HR diagram?

  • None of the other options
  • Luminosity of Stars
  • Spectral type and/or temperature
  • Star life

_____________ are rocky objects that can come together to form planets.

  • Stars
  • Comets
  • Planetesimals
  • Moons

What is a light year

  • spending a year as if you where light
  • the distance light travels in a year
  • what it feels like to be light

What is the definition of precession

  • A change in the orientation of the rotational axis of a rotating object
  • The motion of the pole of rotation of a freely for a short period of time.
  • point around the object orbits. It is the center of the mass of every object in the solar system

What gas is the sun mostly made of?

  • Hydrogen
  • Oxygen
  • Helium
  • Carbon Dioxide

What produces almost all of a star's heat energy?

  • Nuclear fusion
  • Fossil fuels
  • Nucleaer fission
  • Friction

What are the effects solstices?

  • Make day or night time longer than usual.
  • Make day time and night time equal
  • Make day time longer than night time
  • make night time longer than day time

Choose and complete with the superlartive form: Sloths are ________________ animals on land. ( fast / sow)

  • the fastest
  • the slowest
  • the slowests

Name the gaseous planets in order

  • Mercury,Venus,Earth,Mars
  • cat dog cat dog
  • Mars,Venus,Earth,Mercury

List all the moons of Saturn in English.

  • Iapetus, Titan, Rhea, Dione, Tethys, Mimas

Mercury is considered which type of planet?

  • Jovian
  • Terrestrial
  • Gas giant
  • Dwarf

Is there a storm on Jupiter and if their is will it end

  • yes in fact quit soon
  • it already ended
  • no there is not a storm on Jupiter
  • their is a storm on Jupiter but it will never end

Who loves most?

  • Dasha love Alexey the most
  • Dasha loves Alexey more than anything

In the film don't look up, what celestial object did Kate Debiasky (played by Jennifer Lawrence) discover?

  • Dwarf planet
  • Star
  • Comet
  • Exo planet

What is Mare Numbium?

  • A crater on the moon
  • A sea of clouds on the moon
  • The dark side of the moon
  • A sea of islands on the moon

When the Earth orbits around another object

  • Revolution

What is the Sun?

  • A moon
  • A Star
  • A system
  • A planet

An area around the sun about 30-100 AU that is believed to be one of the reservoirs of comets.

  • Kuiper Belt

Which type of planet is Ceres?

  • Jovian
  • Gas giant
  • Terrestrial
  • Dwarf

Which type of optical telescope use lenses only?

  • Refractor
  • Reflector
  • Compound
  • None of the Above

What are the types of eclipses?

  • Partial, Total, Anual, and Hybrid
  • Patrial, Total, Annual, and Hybrid
  • Partial, Total, Annual, and Hybrid
  • None of the other options

Which outer planets have rings?

  • Just Saturn
  • Saturn and Jupiter
  • Jupiter, Neptune, and Saturn
  • all 4 of them

How can astronomers determine the distance to a star?

  • Nuclear fusion
  • Magnetometer
  • Parallax effect
  • Microwave radiometer

What is the usual color of the moon during total lunar eclipse?

  • Red
  • Blue
  • Yellow
  • Black

will the comet Halleys ever come back and if yes when will it come back?

  • yes in 2061
  • no it came once and will not come back
  • yes in 2111
  • yes in 2091

What is the Messier number of the nearest galaxy?

  • M22
  • M39
  • M31
  • M30

The hottest planet of the Solar System is...

  • Mercury
  • Venus
  • Jupiter

A natural satellite orbiting a planet.

  • Image:
  • Image:
  • Image:
  • Image:

A solar eclipse occurs when a portion of the Earth is engulfed in a shadow cast by the Moon which fully or partially blocks sunlight.

  • True
  • False

Translate into English the phrase "убывающая луна". (Write your answer in lower case, example: любимая свиночка)

  • waning gibbous

What is a constellation?

  • A group of stars
  • A group of stars that form a pattern in the sky
  • The sun
  • A cat

What is the silly saying that helps you remember the planets order

  • My Very Edaucated Mother Just Served Us Noodles

Which one is the biggest?

  • Earth
  • Moon
  • Sun
  • Burj Khalifa

This phenomenon happens when Earth’s umbra obscures the moon’s entire visible surface.

  • Lunar Eclipse
  • Partial Solar Eclipse
  • Total Lunar Eclipse
  • Annular Solar Eclipse

The main asteroid belt is found between which two planets?

  • Jupiter and Mars
  • Saturn and Uranus
  • Earth and Mars
  • Uranus and Neptune

For the ethnic groups of Panay, the appearance of Moroporo in the night sky signals the preparation of land for farming. Moroporo is more known to us as:

  • Orion
  • Big Dipper
  • Pleiades
  • Galaxy Core

The diameter of the moon is _______ that of Earth's.

  • 1/8
  • 1/4
  • 1/2
  • 0

Neptune is a _______________ planet.

  • Dwarf
  • Terrestrial
  • Jovian
  • Lunar

What is the Galaxy?

  • Cluster of stars all orbiting a central point
  • 3rd planet in the solar system
  • a celestial body that orbits around the Earth

Refers to the formation of the light nuclei in the early Universe.

  • Big Bang Theory
  • Panspermia Theory
  • Alvarez Hypothesis
  • Big Bang nucleosynthesis

The type of lenses used to correct the chromatic abberation.

  • Convex
  • Concave
  • Achromatic
  • Chromatic

This is known as the rapid exponential expansion of space in the early history of the Universe.

  • Cosmic Inflation

What is the Universe

  • Earth Natural sunlight
  • A composed of billion galaxies
  • the star at the center of the Solar System

Is the universe young?

  • Yes

What other gas makes up 25% of the sun?

  • Helium
  • Oxygen
  • Belly Burps
  • Eternal Stench

Cecilia Payne-Gaposchkin correctly proposed that stars were mostly made of which elements?

  • Aluminum & Magnesium
  • Oxygen & Silicon
  • Hydrogen & Helium
  • Uranium & Plutonium

The fifth planet of the Solar System is...

  • Saturn
  • Jupiter
  • Uranus

Which of the following materials is used to coat the mirror of a telescope?

  • Tin
  • Copper
  • Aluminum
  • Silver

Write down all the meanings of the word moon in Russian known to you. Example for the word "left": покинуть, забыть.

  • луна, спутник

A light-year is a measurement of_______________.

  • distance

The perihelion is the point in the orbit of a planet, asteroid or comet that is nearest to the sun. Usually in what month does Earth reach its perihelion point?

  • January

The strength of gravity depends on what factors? (select all that apply)

  • Type of material
  • Size
  • Proximity

When the moon passes between the Sun and Earth its called a _________ eclipse.

  • solar

What part of the moon is illuminated when the moon is waning?

  • lef
  • Left
  • Right
  • Top

How far is the Sun from Earth?

  • 52 billion gazillion megametres
  • 152 million km
  • 52 million km
  • 152 metres

Natural satellites are always spherical due to the gravitational force they exert.

  • TRUE

How many constellations are officially recognized by the International Astronomical Union?

  • 88

What is the second planet from the sun

  • Mercury
  • Venus
  • Earth
  • Mars

The Sun affects Earth in all of the following ways EXCEPT:

  • it heats up Earth's surface
  • it provides energy for plants
  • it's energy is stored in fossil fuels such as coal
  • it creates the tides on the Earth

What type of tide represent extreme changes in water levels?

  • Neap
  • High
  • Ebb
  • Spring

What happens to the speed of meteoroids as they enter the Earth’s atmosphere?

  • it dissipates.
  • It moves faster.
  • It slows down.
  • it breaks down.

The shape of Aquilla is...

  • Oval
  • Rectangular
  • Square
  • Triangular

It is important because it releases energy that is useful for us.

  • Solar Radiation
  • Milky Way
  • The moon

If the Earth moved farther away from the Sun, what would probably happen?

  • There would be colder weather
  • There would be more seasons
  • There would be no moon
  • There would be no tides

What constellation is Alcor part of?

  • Ursa Major
  • Orion
  • Canis Minor
  • Perseus

What do you call the study of the Universe as a whole, its large-scale structure and the dynamics of its evolution: past, present, and future?

  • Cosmology

The Moon phase after New Moon is ____

  • waxing crescent

State the significance

  • A large storm

Identify the constellation

  • Ursa major
  • Ursa minor
  • Orion
  • Draco
  • Polaris

What is it?

  • telescope

___________________________________? Venus is the hottest planet.

  • venus is the hottest
  • Is which the hottest planet
  • Is the hottest planet
  • Which is the hottest planet

What is a star

  • A big bright ball
  • A large ball that realeses gas
  • A dog
  • a school

Does the moon create it's own light.

  • No
  • yes
  • no it reflects from the sun

These two features are the outermost features of our solar system. (select two)

  • Kuiper belt
  • Kuiper belt
  • All five Dwarf planets
  • Oort cloud

When talking about the orbit of a planet, moon or spacecraft, what is one referring to?

  • The distance the object is from the sun
  • The path that that object takes
  • The distance the object is from its moon(s)
  • The gases that make it up

Which of the following statements describes the formation of the Solar System?

  • Dust particles are repelled as more mass forms at the central region.
  • Icy seeds contain water, which formed terrestrial planets such as Earth.
  • The temperature of the seeds inversely changes based on their distance.
  • Non-planetary bodies formed early in the Solar System.

Which of the following are merging galaxies?

  • Mice Galaxies
  • Mice Galaxies
  • Milky Way
  • Antenna Galaxies

Which planet is farthest from the sun?

  • Neptune
  • Pluto
  • Earth
  • Uranus

It consists of complex lens systems. It is called as

  • Refractor
  • Compoound
  • Reflector
  • Astographs

Why is Mars so red?

  • Presence of iron
  • Presence of bromine
  • Presence of lead
  • Presence of Indium

The magnetic field around Jupiter is how much stronger thatn Earth's?

  • 20 times
  • 20,000 times
  • 200 times
  • 200,000 times

How long does Earth's revolution around the Sun take?

  • 24 hours
  • 365 days
  • 10 years
  • 30 minutes

Which is the largest continent in the world

  • Yes, Asia is the largest continent in the world.
  • Winter ia the coldest season of the year
  • Asia is the largest continent in the world.
  • The Nile is the longest river in Africa.


  • crater

The Sun's distance from Earth is about 400 times the Moon's distance, and the Sun's diameter is about 400 times the Moon's diameter. Because these ratios are approximately the same, the Sun and the Moon as seen from Earth appear to be approximately the same size: about 0.5 degree of arc in angular measure.

  • This is amazing and it makes me want to learn more about the universe.
  • Ya that's like pretty cool but whatever.
  • So what, I'm playing a game.

The biggest planet of the Solar System is...

  • Saturn
  • Uranus
  • Jupiter

Write down all types of solar eclipses in English.

  • annular eclipse, partial eclipse, total eclipse

What Galaxy does Earth reside in?

  • Andromeda Galaxy
  • Elliptical Galaxy
  • Milky Way Galaxy
  • Spiral Galaxy

The reason solar eclipses happen is that the distance between the ____ and the Earth is about 400 times the Moon's distance from the ____ and the ___'s diameter is approximately 400 times larger than the Moon's.

  • Sun
  • Moon
  • Star
  • Meh

Artificial satellites can become natural satellites when they are captured by large objects such as planets.

  • TRUE

What surrounds a comet?

  • Hydrogen Cloud
  • The Coma
  • Nucleus
  • None of the above

what is one thing that would happen to earth if the moon suddenly disappeared.

  • tsunami

One reason reflective telescopes are commonly used in space technology is that —

  • refractive lenses will not work in space because there is no air
  • they avoid the problem of chromatic aberration
  • they use mirrors, which produce perfect images
  • refractive lenses melt in space because they absorb energy

Based on evidence gathered from rocks and asteroids, how old is our solar system?

  • 4.6 trillion years old
  • 4.6 million years old
  • 4.6 billion years old
  • 4.6 thousand years old

A ______________ flies across the sky in a flash.

  • big crater
  • comet
  • moon
  • earth

The adjective for the Sun is solar, for a star its stellar but what is it for the Moon?

  • Moonar
  • Mooner
  • Lunar
  • Looner

Which is not true about our moon?

  • No atmosphere
  • Has Craters
  • Has water
  • Orbits the Earth

1. ______________ is the longest river?

  • Are
  • What
  • Is
  • Which

What is the definition of a light-year?

  • An astrnmical unit
  • The distance light travels in a year
  • How long a star lives
  • The speed of light

A scientific instrument used to look distant objects.

  • crater
  • astronomer
  • meteor
  • telescope

Which of the following characteristics set comets apart from asteroids?

  • Comets are large chunks of rock hurtling across the Solar System.
  • Comets can be classified as planetoids or dwarf planets.
  • Comets contain ice that can melt to form its tail.
  • Comets are often misidentified as meteorites.

What theory states that at one time, the entire universe was confined to a dense, hot, super mass ball?

  • Nebular Theory
  • Identity Status Theory
  • Theory of Relativity
  • Big Bang Theory

Galileo is the first recorded person to use the telescope for astronomy. Which of Galileo's discoveries with his telescope directly suggests that the planets revolve around the Sun?

  • Phases of Venus

Which of the following are phases in a star's life?

  • Neutro Star
  • Main sequence
  • Red Giant

Which telescope collects light with JUST a mirror?

  • Reflector
  • Refractor
  • Compound

Which telescope bends light the most making distorted images?

  • Compound
  • Refractor
  • Reflector

_____________ reflects all light rays entering the telescope parallel to the main axis into the same focal point


Based on our class activity, the following can affect satellite communications except:

  • Distance
  • Infrastructures
  • Signal Quality
  • Device Used

The motion of Earth around the Sun most affects the

  • timing of tides.
  • length of a month.
  • cycle of the seasons.
  • phases of the Moon.

What causes the earth to tilt?

  • The tides we have in our ocean
  • The different season we have
  • The gravity pulled from other things in the solar system

The central star in our solar system

  • Earth
  • Sun
  • Northern Star
  • Moon

Translate into English the phrase "конус полутени". (Write your answer in lower case, example: император)

  • penumbra

Locational satellites cannot become functional satellites, and vice versa.

  • TRUE

This concept suggests the idea of mass extinction of the dinosaurs was caused by an impact of a large meteorite on the earth about 65 million years ago.

  • Panspermia Theory
  • Alvarez Hypothesis
  • Cosmological Argument
  • Giant impact hypothesis

The third planet from the Sun

  • Mercury
  • Neptune
  • Venus
  • Earth

Which device is used to help keep a spacecraft on course?

  • Microwave radiometer
  • Star tracker
  • Magnetic field
  • Magnetometer

Jupiter holds most of the mass in the Solar System.

  • TRUE

Translate into English the word "протуберанец". (Write your answer in lower case, example: булочка)

  • prominence

Arrange in the correct order: 1 - convection zone, 2 - corona, 3 - chromosphere, 4 - core, 5 - radiation zone.

  • 45132

Katie Bouman led the development of algorithm for taking the first ever image of which celestial body?

  • Black hole
  • Pulsar
  • Galaxy
  • Exoplanet
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