Space science trivia quiz questions.


What is the name of the force which keeps the planets in orbit around the sun?
A: Gravity.

Which planet is covered by clouds of sulphuric acid?
A: Venus.

Which planet is named after the Roman god of war?
A: Mars.

Which planet is closest to the sun?
A: Mercury.

Outer Space Trivia can best be found where?
A: Trivia Country!

Which two planets take less time than Earth to orbit the sun?
A: Mercury and Venus.

Which planet has a day which lasts eight months?
A: Venus.

What is the term for a natural satellite?
A: Moon.

Who was the first man in space?
A: Yuri Gagarin.

Which was the first space probe to leave the solar system?
A: Pioneer 10.

How many US space shuttles are there?
A: Four: Columbia, Endeavour, Discovery, Atlantis.

What is the approximate temperature at the surface of the Sun?
A: 5,800 K (5.,530 C).

What force bends light rays travelling though the universe?
A: Gravity.

What is almost halfway through its 10-billion-year life, will expand to become a red giant and then shrink to become a white dwarf?
A: The sun.

Which planet orbits the Sun four times in the time it takes the Earth to go round once?
A: Mercury.

What name was given to the invisible material once thought to occupy all space?
A: Ether.

Which is the largest moon in the solar system?
A: Ganymede.

Where is the Palomar telescope?
A: Mount Palomar, California.

Where, theoretically, might one find objects squeezed to an infinite density?
A: Black Hole.

Which is the largest moon of Saturn?
A: Titan.

Who was the first Cambridge professor of radio astronomy?
A: Martin Ryle.

Who discovered Uranus?
A: William Herschel.

Which is the largest planet in the solar system?
A: Jupiter.

What is the smallest planet in the solar system?
A: Pluto.

Which is the brightest comet in the solar system?
A: Halley's comet.

What would you find if you travelled to the centre of the solar system?
A: The Sun.

How many planets are there in the solar system?
A: Nine.

Which planet is named after the Roman goddess of love?
A: Venus.

What kind of extraterrestrial objet has been named after the 17th-century astronomer Edmond Halley?
A: A Comet.

What was the first artificial satellite?
A: Sputnik 1.

What is the name of the space shuttle destroyed in midair 28 Jan 1986?
A: Challenger.

Where is the chromosphere?
A: Sun.

What, ultimately, will the sun become?
A: A white dwarf.

Which planet takes almost 30 Earth years to orbit the sun?
A: Saturn.

What is the most distant object visible to the naked eye?
A: Andromeda galaxy.

Which planet is the densest?
A: Earth.

What is the name given to the super dense stars that sometimes result form a supernova?
A: Neutron Stars.

What is the name of the theory that the universe appears the same wherever and whenever viewed?
A: Steady-state theory.

Which planet has the Great Red Spot?
A: Jupiter.

What shape is the Milky Way?
A: Spiral.

When was the first Pioneer space probe launched?
A: 1958.

Which planet id named after the sky-god who was father of the Titans?
A: Uranus.

Who was the first living creature in space?
A: Laika, a dog on board the Sputnik 2.

Visible sunspots vary in number according to a cycle of how many years?
A: Eleven.

Which planet is usually the furthest form the Sun, but sometimes is not?
A: Pluto.