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!What calculations go into predicting eclipses?
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Are there eclipses on other planets?
(Intermediate)
Can a lunar and a solar eclipse happen in the same month? When will this happen next?
(Intermediate)
How long does a solar eclipse last?
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Is it a coincidence that we can have total solar eclipses? Are there other planets which also have them?
(Intermediate)
Is there a simple formula to calculate solar eclipse timings from any position on Earth?
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What is the best time of the year to see eclipses?
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What should I know about the upcoming Solar Eclipse (2017)?
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What would happen if Earth had more than one moon?
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What would happen if we did not have a Moon?
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Why can we have solar eclipses?
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Why do some eclipses take longer than others?
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Will I be able to see the shadow of the Moon streaking towards me in a total solar eclipse?
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Will the Moon be invisible in 500 million years?
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Will we ever stop having solar eclipses because of the moon's motion away from the Earth?
(Intermediate)
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What was that really big falling star that I saw? (Intermediate)
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Can I buy or name a star? (Beginner)
If I were hypothetically wearing a spacesuit and sitting on one of the Voyager space probes at their current positions in space, how much light would I have? (Intermediate)
What makes certain lunar eclipses so special? (Beginner)
Why is Earth's core molten? (Intermediate)
What will happen to Earth's tides as the moon moves away from us? (Intermediate)
How can spiral galaxies keep their shape? (Advanced)
Does a black hole have a "surface"? (Intermediate)
How can you link telescopes to make a bigger "effective telescope"? (Intermediate)
What should I know about the upcoming Solar Eclipse (2017)? (Beginner)
Do galaxies that are receding from us faster than the speed of light disappear from our observations? (Intermediate)
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What is the universe expanding into? (Intermediate)
What do I need to do to become an astronomer? (Beginner)
What's the difference between astronomy and astrology? (Beginner)
Why is looking out into space the same as looking back in time? (Beginner)
Can we find the place where the Big Bang happened? (Intermediate)
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What color is each planet? (Intermediate)
How are light and heavy elements formed? (Advanced)
Is the distance from the Earth to the Sun changing? (Advanced)
What is the significance of the Tropic of Cancer, Tropic of Capricorn, Arctic Circle and Antarctic Circle? (Beginner)
Why do the planets orbit the sun? (Beginner)
Can artificial gravity be created in space? (Intermediate)
What are constellations used for? (Intermediate)
At what speed does the Earth move around the Sun? (Beginner)
Is the Moon moving away from the Earth? When was this discovered? (Intermediate)
Why is the moon in a different place every night? (Beginner)
What color is each planet? (Intermediate)
At what speed does the Earth move around the Sun? (Beginner)
Can artificial gravity be created in space? (Intermediate)
How are light and heavy elements formed? (Advanced)
How far is each planet from Earth? (Intermediate)
Why do the planets orbit the sun? (Beginner)
What are constellations used for? (Intermediate)
How do you measure the distance between Earth and the Sun? (Intermediate)
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner)
What is the significance of the Tropic of Cancer, Tropic of Capricorn, Arctic Circle and Antarctic Circle? (Beginner)
What color is each planet? (Intermediate)
How are light and heavy elements formed? (Advanced)
At what speed does the Earth move around the Sun? (Beginner)
Can artificial gravity be created in space? (Intermediate)
Why do the planets orbit the sun? (Beginner)
How far is each planet from Earth? (Intermediate)
How do you measure the distance between Earth and the Sun? (Intermediate)
Are there telescopes that can see the flag and lunar rover on the Moon? (Beginner)
What is the significance of the Tropic of Cancer, Tropic of Capricorn, Arctic Circle and Antarctic Circle? (Beginner)
What is the difference between a "star" and a "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)
Is the Moon moving away from the Earth? When was this discovered? (Intermediate)
How do you measure the distance between Earth and the Sun? (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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