Observing

The night sky is always changing. Observers watch planets dance in the evening, stars explode as supernovae, and new comets grace dawn skies. Here we bring together all the stargazing tips and resources you’ll need to see the glories that light up the heavens. Our Sky at a Glance column guides you to the best celestial sights of the week, our astronomy podcast provides a monthly audio tour, and our interactive tools and guides are useful resources to aid your observing at any time.

This Week's Sky at a Glance logo

This Week’s Sky at a Glance, May 26 – June 3

  Friday, May 26 • While twilight is still bright, can you catch the thin crescent Moon just above the west-northwest horizon? The Moon is only about 1¼ days old as seen at the time of dusk for North America (because new Moon was at 3:44 p.m. EDT yesterday the 25th). And, how about little…

Fred Espenak Webinar: Advanced Eclipse Imaging

Want to take your eclipse-photography experience to the next level? Get tips on advanced techniques from Fred Espenak, a.k.a. "Mr. Eclipse," during S&T's live webinar on Tuesday, May 23rd. There are now just three months to go until August 21st's total eclipse of the Sun. And, like me, you're probably wondering how much time and…

This Week's Sky at a Glance logo

This Week’s Sky at a Glance, May 5 – 13

  Friday, May 5 • Above the Moon tonight is Leo's tail star, Denebola (by about a fist at arm's length). Far to the Moon's lower left at dusk is bright Jupiter, with Spica farther on, as shown here. Saturday, May 6 • The Moon tonight forms a gently curving arc with, to its lower…