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Milky Way
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Are names given to black holes?
(Advanced)
Are the planes of solar systems aligned with the plane of the Galaxy?
(Intermediate)
Can any galaxies be seen with the naked eye?
(Beginner)
Can we look back in time and see our galaxy forming?
(Intermediate)
Can we make a movie of the Milky Way galaxy's rotation?
(Beginner)
Considering the motion of the Earth, the solar system, and the galaxy, how fast am I moving while lying in bed asleep?
(Intermediate)
Could there be life in the galaxies nearest to the Milky Way?
(Intermediate)
Could you tell me about the life cycle of galaxies?
(Intermediate)
Does the Milky Way spin counter-clockwise? If so, do all spiral galaxies spin in this direction and why?
(Beginner)
Does the Sun move around the Milky Way?
(Intermediate)
Has anyone made a map of the Milky Way?
(Beginner)
How can we estimate the number of Earth-like planets in the Galaxy?
(Intermediate)
How can we find galaxies behind the Milky Way?
(Intermediate)
How can we know that there are other galaxies if we cannot leave ours?
(Beginner)
How can we see the Milky Way if we are inside it?
(Intermediate)
How do galaxies collide in an expanding universe?
(Intermediate)
How do stars move in the Galaxy?
(Intermediate)
How do we know the Milky Way is a spiral galaxy?
(Intermediate)
How do we know what parameters to use when simulating the collision of the Milky Way and Andromeda?
(Advanced)
How long has humanity known that we live in a galaxy similar to others in the Universe?
(Intermediate)
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Is time travel possible? (Beginner)
When was the last time all of the planets were aligned? (Beginner)
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner)
How do you measure the distance between Earth and the Sun? (Intermediate)
Why do all the planets orbit in the same plane? (Intermediate)
What was the bright, smoothly moving star that I saw? (Beginner)
What is the difference between a "star" and a "sun"? (Beginner)
How does the location of sunrise and sunset change throughout the year? (Advanced)
How far is each planet from Earth? (Intermediate)
How does the position of Moonrise and Moonset change? (Intermediate)
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner)
How do you measure the distance between Earth and the Sun? (Intermediate)
When was the last time all of the planets were aligned? (Beginner)
What was the bright, smoothly moving star that I saw? (Beginner)
How does the location of sunrise and sunset change throughout the year? (Advanced)
Is speed of light the same everywhere ? (Beginner)
Why is the sun red? During sunset, Northeastern US, Summer 2021 (Beginner)
Which planet is most similar to Earth? (Intermediate)
How far is each planet from Earth? (Intermediate)
What are constellations used for? (Intermediate)
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner)
How do you measure the distance between Earth and the Sun? (Intermediate)
What was the bright, smoothly moving star that I saw? (Beginner)
How does the position of Moonrise and Moonset change? (Intermediate)
Which planet is most similar to Earth? (Intermediate)
How does the location of sunrise and sunset change throughout the year? (Advanced)
Why do we not have eclipses every month? (Beginner)
What are constellations used for? (Intermediate)
What is the difference between a "star" and a "sun"? (Beginner)
Why do the planets orbit the sun? (Beginner)
What's going to happen on December 21st 2012? (Intermediate)
What color is each planet? (Intermediate)
At what speed does the Earth move around the Sun? (Beginner)
How far is each planet from Earth? (Intermediate)
How do you measure the distance between Earth and the Sun? (Intermediate)
Is the Moon moving away from the Earth? When was this discovered? (Intermediate)
Why do the planets orbit the sun? (Beginner)
What is the significance of the Tropic of Cancer, Tropic of Capricorn, Arctic Circle and Antarctic Circle? (Beginner)
When was the last time all of the planets were aligned? (Beginner)
How long does it take for the Sun's light to reach us? (Beginner)
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