Space GK Questions with Answers

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Space GK Questions with Answers

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Here are some Space GK Questions with Answers

What is the closest planet to the Sun?
Answer: Mercury.
Explanation: Mercury is the closest planet to the Sun and is the smallest planet in our solar system.

What is the largest planet in our solar system?
Answer: Jupiter.
Explanation: Jupiter is the largest planet in our solar system and is known for its many moons and the Great Red Spot.

What is the name of the first artificial satellite launched into space?
Answer: Sputnik 1.
Explanation: Sputnik 1 was the first artificial satellite to be launched into space by the Soviet Union in 1957.

What is the name of the first man to walk on the moon?
Answer: Neil Armstrong.
Explanation: Neil Armstrong was the first man to walk on the moon during the Apollo 11 mission in 1969.

What is the name of the galaxy that contains our solar system?
Answer: Milky Way.
Explanation: The Milky Way is the galaxy that contains our solar system and is estimated to have between 100 and 400 billion stars.

What is the name of the force that keeps planets in orbit around the Sun?
Answer: Gravity.
Explanation: Gravity is the force that attracts objects with mass towards each other and is responsible for keeping planets in orbit around the Sun.

What is the name of the space telescope launched by NASA in 1990?
Answer: Hubble Space Telescope.
Explanation: The Hubble Space Telescope is a space telescope launched by NASA in 1990 and is known for its stunning images of deep space.

What is the name of the asteroid that is thought to have caused the extinction of the dinosaurs?
Answer: Chicxulub.
Explanation: The Chicxulub asteroid is thought to have hit the Earth about 66 million years ago and caused the extinction of the dinosaurs.

What is the name of the largest moon in our solar system?
Answer: Ganymede.
Explanation: Ganymede is the largest moon in our solar system and is one of the four Galilean moons of Jupiter.

What is the name of the first American woman to travel to space?
Answer: Sally Ride.
Explanation: Sally Ride was the first American woman to travel to space, in 1983 aboard the Challenger spacecraft.

What is the name of the dwarf planet that was demoted from planet status in 2006?
Answer: Pluto.
Explanation: Pluto was demoted from planet status in 2006 and is now classified as a dwarf planet.

What is the name of the region of space beyond our solar system?
Answer: Interstellar space.
Explanation: Interstellar space is the region of space beyond our solar system that is filled with gas, dust, and cosmic rays.

What is the name of the first spacecraft to land on a comet?
Answer: Rosetta.
Explanation: Rosetta was a spacecraft launched by the European Space Agency in 2004 and was the first spacecraft to land on a comet in 2014.

What is the name of the planet known for its rings?
Answer: Saturn.
Explanation: Saturn is known for its spectacular rings made up of ice particles and rock debris.

What is the name of the space probe launched by NASA in 1977 to study the outer planets?
Answer: Voyager 1.
Explanation: Voyager 1 was a space probe launched by NASA in 1977 to study the outer planets and has since left the solar system.

What is the name of the largest volcano in our solar system?
Answer: Olympus Mons.
Explanation: Olympus Mons is the largest volcano in our solar system and is located on the planet Mars.

What is the name of the first spacecraft to visit Pluto?
Answer: New Horizons.
Explanation: New Horizons is a spacecraft launched by NASA in 2006 and was the first spacecraft to visit Pluto in 2015.

What is the name of the process by which a star converts hydrogen into helium?
Answer: Nuclear fusion.
Explanation: Nuclear fusion is the process by which a star converts hydrogen into helium, releasing a tremendous amount of energy in the process.

What is the name of the region of space surrounding a black hole where nothing can escape?
Answer: Event horizon.
Explanation: The event horizon is the region of space surrounding a black hole from which nothing, not even light, can escape.

What is the name of the spacecraft that first landed humans on the moon?
Answer: Apollo 11.
Explanation: Apollo 11 was a spacecraft launched by NASA in 1969 that first landed humans on the moon.

What is the name of the brightest star in our night sky?
Answer: Sirius.
Explanation: Sirius is the brightest star in our night sky and is part of the constellation Canis Major.

What is the name of the phenomenon in which light is bent by gravity?
Answer: Gravitational lensing.
Explanation: Gravitational lensing is the phenomenon in which light is bent by gravity, often resulting in distorted or magnified images of distant objects.

What is the name of the region of space between Mars and Jupiter where many asteroids are located?
Answer: Asteroid belt.
Explanation: The asteroid belt is the region of space between Mars and Jupiter where many asteroids are located.

What is the name of the spacecraft that successfully landed on Mars in February 2021?
Answer: Perseverance.
Explanation: Perseverance is a spacecraft launched by NASA in 2020 and successfully landed on Mars in February 2021, with the goal of searching for signs of ancient microbial life.

What is the name of the phenomenon in which a star explodes in a massive burst of light and energy?
Answer: Supernova.
Explanation: A supernova is the phenomenon in which a star explodes in a massive burst of light and energy, often leaving behind a dense, compact remnant such as a neutron star or black hole.

What is the name of the space station that orbits the Earth and is used for scientific research?
Answer: International Space Station.
Explanation: The International Space Station is a space station that orbits the Earth and is used for scientific research by astronauts from multiple countries.

What is the name of the planet known for its blue-green color and the presence of life?
Answer: Earth.
Explanation: Earth is the third planet from the Sun and is known for its blue-green color and the presence of life, making it the only known planet with life in the universe.

What is the name of the force that causes the tides on Earth?
Answer: Gravity.
Explanation: Gravity is the force that causes the tides on Earth, by pulling on the water in the oceans and causing it to bulge.

What is the name of the first privately funded spacecraft to carry humans into orbit?
Answer: SpaceX Crew Dragon.
Explanation: The SpaceX Crew Dragon was the first privately funded spacecraft to carry humans into orbit, with its first mission in 2020.

What is the name of the phenomenon in which the Earth’s magnetic field protects us from harmful solar radiation?
Answer: Magnetosphere.
Explanation: The magnetosphere is the region of space surrounding the Earth where the Earth’s magnetic field protects us from harmful solar radiation.

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