This Astronomy Trivia Is Out of This World (Literally)
1.
What year was the celestial object Pluto discovered?
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Answer:
1930
2.
Who was the first person in space?
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Answer:
Yuri Gagarin
3.
Which galaxy is believed that it might collide with the Milky Way one day?
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Answer:
Andromeda
4.
Which gas comprises most of Venus' atmosphere?
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Answer:
Carbon Dioxide
5.
Where is the tallest mountain in our solar system?
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Answer:
Mars
6.
Which star is known as the Dog Star?
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Answer:
Sirius
7.
How many planets are there in the Solar System (including Pluto)?
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Answer:
9
8.
How many earth days does it take for Mercury to circle the Sun?
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Answer:
88
9.
What is a singularity?
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Answer:
A Point Where Time And Space Are Infinite
10.
What star, next to the Sun, is nearest to Earth?
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Answer:
Alpha Centauri
11.
The Astronomical Unit (AU) is a unit of measurement based on the average distance between what two bodies?
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Answer:
The Earth And The Sun
12.
What comet broke into fragments before crashing into Jupiter in the 1990's?
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Answer:
Comet Shoemaker-Levy 9
13.
Which star cluster is known as the Seven Sisters?
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Answer:
Pleiades
14.
How was the sun's corona discovered?
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Answer:
By A Total Eclipse Of The Sun
15.
What color of star has the hottest surface temperature?
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Answer:
Blue
16.
What does the word "constellation" mean?
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Answer:
Stars Together
17.
Which season does the part of Earth tilted towards the sun experience?
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Answer:
Summer
18.
What is the constellation in the shape of a winged horse called?
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Answer:
Pegasus
19.
"Houston we have a problem" was from which Apollo mission?
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Answer:
Apollo 13
20.
Which planet has the fastest orbit?
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Answer:
Mercury
21.
Which planet has the tallest mountain?
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Answer:
Mars
22.
Which planet has visible rings around it?
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Answer:
Saturn
23.
Which former planet is the tenth-largest body directly orbiting the sun?
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Answer:
Pluto
24.
What is a huge exploding star radiating as much energy as the sun would over about 10 billion years?
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Answer:
Supernova
25.
What is the study of stars, planets and galaxies called?
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Answer:
Astronomy
26.
Which star is the closest one to Earth?
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Answer:
Sun
27.
What is the name for a body in orbit around the Sun?
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Answer:
Planet
28.
What is a body in orbit around a planet called?
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Answer:
Moon
29.
The path traveled by a body in space is known as what?
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Answer:
Orbit
30.
What is the opposite to ordinary matter called?
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Answer:
Antimatter
31.
Illumination of the night sky is also known as what?
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Answer:
Aurora
32.
Which scientific term is defined as outside of our galaxy?
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Answer:
Extragalactic
33.
Which scientific term is best defined as a group of galaxies?
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Answer:
Galaxy Clusters
34.
Which scientific term is best defined as "the area influenced by an object's gravity"?
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Answer:
Gravitational Field
35.
What would you call something that is between celestial objects?
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Answer:
Interstellar
36.
Which planet in our solar system is fifth from the Sun?
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Answer:
Jupiter
37.
What is the cargo of a spacecraft called?
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Answer:
Payload
38.
What is a sudden violent explosion on the sun called?
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Answer:
Solar Flare
39.
The science term, "moon", is best defined as?
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Answer:
General Name Also Given To Natural Satellites
40.
Which Apollo Mission was launched on November 14, 1969?
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Answer:
Apollo 12
41.
What is Mercury's period of revolution around the sun?
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Answer:
88 Earth Days
42.
What is Pluto's period of revolution around the sun?
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Answer:
247.7 Earth Years
43.
What is the second planet in distance from the sun?
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Answer:
Venus
44.
What is seventh planet in order of distance from the sun?
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Answer:
Uranus
45.
What astrological sign starts on January 21st?
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Answer:
Aquarius
46.
Which planet could all of the other planets fit into?
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Answer:
Jupiter
47.
Which planet is named for the Roman goddess of love?
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Answer:
Venus
48.
What is the largest planet in the solar system?
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Answer:
Jupiter
49.
What are the big holes and dents found on the Moon called?
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Answer:
Craters
50.
What is Earth's nearest neighbor in space?
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Answer:
The Moon
51.
How many moons does Earth have?
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Answer:
1
52.
What are the first four planets in the solar system called?
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Answer:
Inner Planets
53.
What causes the moon to shine?
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Answer:
Reflected Sunlight
54.
What are the "Big Dipper" and "Orion" examples of in the night sky?
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Answer:
Constellations
55.
How many planets are there in the solar system?
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Answer:
8
56.
What is a blue moon?
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Answer:
Second Full Moon In 1 Month
57.
What space object did some ancient cultures rely on to tell the passage of time?
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Answer:
Moon
58.
What is caused when the Moon moves into the Earth's shadow?
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Answer:
Lunar Eclipse
59.
The word "lunar" means something related to what?
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Answer:
Moon
60.
What are the huge storms that the sun produces called?
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Answer:
Solar Storms
61.
Which planet has a great red spot that is probably a large storm?
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Answer:
Jupiter
62.
What is Jupiter mostly made of?
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Answer:
Gas
63.
Where is the asteroid belt found?
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Answer:
Between Mars And Jupiter
64.
What does Earth's tilted axis mainly affect?
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Answer:
Seasons And Climate
65.
What planet in our solar system has the most liquid water on its surface?
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Answer:
Earth
66.
What agency maintains the U.S. space program?
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Answer:
NASA
67.
What does the first "A" in NASA stand for?
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Answer:
Aeronautics
68.
What instrument is used to look far-away objects?
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Answer:
Telescope
69.
What was the name of the first artificial satellite launched into space?
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Answer:
Sputnik I
70.
What is a spacecraft that orbits planets, moons or other large space objects called?
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Answer:
Space Probe
71.
What spacecraft takes astronauts into space, orbits the Earth and can be flown more than once?
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Answer:
Space Shuttle
72.
What is the name of the spacecraft that took the first men to the moon?
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Answer:
Apollo 11
73.
Where on the moon did people first land a spacecraft?
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Answer:
The Sea Of Tranquility
74.
Who was the first U.S. woman astronaut?
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Answer:
Sally Ride
75.
What does an astronaut experience in space that causes muscle weakness if exposed too long?
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Answer:
Weightlessness
76.
What is another name for a "shadow clock"?
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Answer:
Sundial
77.
What are the artificial visual pictures that people often make from star clusters called?
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Answer:
Constellations
78.
What navigational instruments measure the angle of a star to the horizon?
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Answer:
Sextants
79.
What is the place where projectors are used to show the night sky?
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Answer:
Planetarium
80.
What is a huge group of stars, gas and dust in space called?
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Answer:
Galaxy
81.
What is another name for space?
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Answer:
Universe
82.
What is the distance that light travels in a year called?
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Answer:
Light Year
83.
Which position from the sun is the Earth in our solar system?
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Answer:
Third
84.
What is a meteoroid called if it lands on the Earth's surface?
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Answer:
Meteorite
85.
What is the theory of the beginning of the universe called?
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Answer:
The Big Bang Theory
86.
What is the process of growth by the slow increase of particles called?
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Answer:
Accretion
87.
Who first proposed the heliocentric model of the solar system?
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Answer:
Aristarcus
88.
What was the first man-made object to land on Mercury?
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Answer:
None Ever Have
89.
What percentage of the mass of the solar system does the sun contain?
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Answer:
99.86%
90.
Which satellite in our solar system has the largest diameter?
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Answer:
Ganymede
91.
Which planet has the most eccentric orbit?
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Answer:
Pluto
92.
In what year did the British scientist William Herschel discover Uranus?
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Answer:
1781
93.
Between which two planets does the asteroid belt lie?
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Answer:
Mars And Jupiter
94.
Scientists have theorized that, when it was 700,000 years old, the universe had expanded and cooled to what temperature?
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Answer:
3000 K
95.
Which rocket carried Sputnik into space?
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Answer:
R-7
96.
What was the name of the capsule that took Alan Shepard into space?
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Answer:
Freedom 7
97.
Which planetary moon is most likely to exhibit life?
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Answer:
Europa
98.
How far away is Proxima Centari?
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Answer:
4.24 Light Years
99.
What was the element mercury named after?
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Answer:
The Roman Messenger God
100.
Which planet were the Viking spacecrafts I and II sent to study?
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Answer:
Mars
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