Magazine

Science

Phil Harrington’s binocular universe: How to observe artificial satellites

Science

Three planets brighten June nights

Science

Bob Berman’s strange universe: Another Earth

Science

Have we ever seen any star as more than a point of light?

Science

Because the universe was smaller at earlier times, do we see larger volumes of it as we look back in time?

Science

Where’s the best place to view aurorae?

Observing

Stephen James O’Meara’s secret sky: Readers report

Observing

Glenn Chaple’s observing basics: Tour the sky with a small scope

Science

How do right ascension and declination relate to longitude and latitude?

Observing, Science

Summer sky treats

Science

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

Science

Time management