Magazine | Page 223 of 278 | Astronomy.com

How would a supernova explosion near our solar system affect Earth?

Observing, Planets

Morning meeting for Jupiter and Venus

Where do comets come from and why are their orbits so elongated?

Artist's impression of a black hole

What would happen if a black hole met a 1-solar-mass star made of antimatter?

Phil Harrington’s binocular universe: Tour two more clusters in Taurus

Bob Berman’s strange universe: Twelve months of strangeness

Stephen James O’Meara’s secret sky: A Crystal Palace (part 2)

History’s greatest comets

Deep-Sky Objects, Observing

Enjoy more great winter open clusters

More challenging targets in Gemini

Some of our favorite web sites

The black-hole hostages of Sagittarius A