Ask Astro | Page 16 of 20 | Astronomy.com

Ask Astro web extra: What is the difference between a “cubewano,” “plutino,” and “Kuiper Belt object”?

Ask Astro web extra: Is it true that Venus has a longer day than its year?

Why don’t globular clusters ultimately collapse, rather than getting old and stable?

Ask Astro web extra: What is the size of our solar system in light-days?

Ask Astro web extra: How do the angles of the solar system’s plane and the Milky Way’s plane compare?

Ask Astro web extra: Explain the difference between cosmology and astronomy

Ask Astro web extra: Why is the fourth known planet in an extrasolar system labeled with an “e”? Shouldn’t that be the fifth known planet? Or is the star always “a”?

Ask Astro web extra: Our Sun appears yellow, but the sky isn’t. Why?

Is it true that there are more stars in the universe than there are grains of sand on Earth? How could one calculate such figures?

Ask Astro web extra: What is the Sun’s hottest temperature?

Ask Astro web extra: What are the surface conditions like on Uranus?

Ask Astro web extra: What would the Sun’s rays do to Earth if the ozone layer was no longer present?