Magazine | Page 4 of 268 | Astronomy.com

How mass warps space-time

Do black holes have bottoms?

Telescopes and Equipment

Review: Make Sun-watching a snap

The Moon with South Pole–Aitken Basin circled

What would happen to Earth if a large asteroid hit the Moon?

Telescopes and Equipment

Stellafane celebrates 100 year anniversary

Strange Universe: Space colors

The mysterious origins of Mercury’s hollows might answer bigger questions

Astrophotography

Secret Sky: Express yourself

Images of SMBHs in M87 and the Milky Way

What are the blobs in the EHT image of the Milky Way’s supermassive black hole?

Jupiter, seen June 8, 2017, through a Celestron 8-inch Schmidt-Cassegrain telescope. Credit: Molly Wakeling.

Observing Basics, Planets

Observing Basics: Sailing with Saturn

Could the clouds of Venus support life?

Deep-Sky Objects

Binocular Universe: Searching for the Cygni 100

How do professional observatories deal with dew on mirrors and lenses?