Magazine

Telescopes and Equipment

How do I tell if a telescope I want to buy is good quality?

Observing

Glenn Chaple’s observing basics: A star by any other name

Observing

A comet’s tail of gas and dust

Science, Solar System

Are astronomers still looking for “Planet X,” a 10th planet in our solar system?

Science

Bob Berman’s strange universe: Astrospeak

Robotic Spaceflight

Whatever happened to the Voyager spacecraft?

Observing, Stars

Inside the Ursa Major moving group

Science

Get started collecting ancient coins

Deep-Sky Objects, Observing

Deep-sky tour challenges for spring

Science

Interview: Neil deGrasse Tyson

Science

If we lived on a planet circling a star about to go supernova, would we know it was going to happen?

Observing

Glenn Chaple’s observing basics: Observing logs