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Index
Black Holes and Cosmology
Galaxies
Planets, Asteroids and Comets
Stars
Moon
Night Sky and Telescopes
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Table of Contents
Index
Jan 16, 2009
Oct 8, 2008
Past questions
Index
Jan 16, 2009
Can we reveal the actual optical disk of another star than our sun's?
What is the typical day of an astronomer like?
Did I see a supernova?
How can X-rays escape the gravity of black holes?
How large is our solar system is when compared to other known solar sytems?
What part of the Earth is nearest to the path of the moon?
Do white holes exist and if they do can we see them?
Why don't all planets have one moon like the earth? How do other planets acquire more than one moon?
If the observable universe is analogous to a hollow plastic ball, then how thick is the plastic?
Career in Astronomy interview
How long woud it take to get Alpha Centauri?
Oct 8, 2008
How long does it take for a white dwarf to cool?
How do you start a career in finding comets and asteroids?
At what point is the redness of the sunset no longer visible on the horizon?
How can I visualize the movement of the Moon on the sky?
Why does the rate of change of day length vary and why it is greatest at the equinox?
What is Planet X? Is it true it has been observed/detected?
What is the best landing place for a rover on Mars?
Past questions
Why do some planets have reverse rotation?
What is the easiest way to measure the distance between the earth and the sun?
Is Saturn the only planet that has rings?
Can there be another planet in our solar system in the same orbit as earth but on the opposite side of the sun?
How is it possible to look back and see the birth of the universe?
How can astronomers say that the universe is expanding without knowing where the boundaries of the universe are?
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