Ask Astro

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Ask Astro web extra: What is the difference between astronomy and astrophysics?

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Ask Astro web extra: What is the difference between an open cluster and a globular cluster?

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Ask Astro web extra: How do X-ray telescopes work?

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Ask Astro web extra: What is the difference between a nova and a supernova?

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Ask Astro web extra: How many planets have been discovered beyond Pluto?

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Ask Astro web extra: Do galaxies have magnetic fields?

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Ask Astro web extra: Ever wonder why Mars is red?

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Ask Astro web extra: Can an observer on Mars see Earth transit the Sun?

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Ask Astro web extra: How does space junk affect the space station and other manned space vehicles?

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Ask Astro web extra: Why do astronomers use the term right ascension?

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Ask Astro web extra: How do astronomers hunt for exoplanets?

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Ask Astro web extra: Why do the Sun and Moon appear large when rising or setting?