Now is the time to track the secret space plane X-37/B on its OTV-4 mission.
Watch for any slow, unusual meteors starting at nightfall tonight and tomorrow.
Aurora borealis possible October 7, 2015
Early risers will be treated to wonderful groupings of bright planets, and evening sky offers excellent stargazing as well.
After a late-night ramble through the Hyades cluster, the waning gibbous Moon will cover up the bright star Aldebaran for observers across North America Friday morning.
Call it a blood Moon, supermoon, harvest Moon, a portent of the apocalypse, or just a regular ol' total lunar eclipse — for those who caught a glimpse, last night's celestial event did not disappoint. Sky & Telescope editors had been looking forward to last night's total lunar eclipse for a multitude reasons. For...
On the night of September 27–28, the full Moon will plunge completely through Earth's shadow for the last time until January 2018.
Visit SkyandTelescope.com on the night of September 27th to watch our exclusive webcast of the last total lunar eclipse anywhere until 2018.
Does your version of stargazing involve pointing your telescope at the Sun? With the right equipment, you can aid a project that aims to catch a solar flare in the act of erupting. The observing campaign is coming up soon: September 19 - 27, 2015.
Residents of southern Africa get to watch the Moon cover part of the Sun not long after (or during) sunrise on Sunday, September 13th.
This month's stargazing features pretty planetary treats in the eastern sky before dawn — and the last total lunar eclipse visible until 2018.
Dozens of solar specialists are coordinating outreach activities for a coast-to-coast total solar eclipse that's only two years away.
Meteors bright and faint rewarded patient watchers of the 2015 Perseid meteor shower. And the show continues tonight.
This year there's no Moon, and the Perseid meteor shower should peak at just the right time for North America. Every three years, more or less, the Moon is new around the peak night of the Perseid meteor shower — and it's that time again. New Moon falls on August 14th, which gives us...
Conditions are ideal for watching this year's Perseid meteor shower. Plan ahead!
Deep snow, high winds, and dropped cameras didn't stop dozens of observers in New Zealand and Tasmania from recording Pluto's occultation of a bright star on June 29th.
Comet C/2014 Q1 PanSTARRS has been skirting the northern horizon since mid-June. Now it's ready to dip Down Under, where it may be visible with the naked eye in evening twilight.
For the last few weeks, countless numbers of the world’s 7 billion people watched the western evening sky as the two brightest planets, Venus and Jupiter, edged closer and closer to one another. Last night, June 30th, they reached their least separation: 0.3° apart (at the time of twilight for the Americas).
The two brightest planets are gliding closer together in the early evening sky, and their celestial dance culminates with an ultra-close pairing on June 30th.
Stargazing in July is warm and pleasant. After sunset Venus and Jupiter are together in the west and Saturn is low in the south amid the stars of Scorpius.
An auroral display on June 22nd surprised and delighted viewers in Northern America, Europe, and southern Australia.
It's no myth. Icarus makes a rare flyby of Earth this week. Here's how to see it in your telescope and live online.
On June 11, 2015, the moon will occult Uranus. Here's a webcast.
Watch as the two brightest planets — Venus and Jupiter — edge closer together and culminate on June 30th with a dramatically close pairing.
For sunwatchers who've been disappointed by this weak solar maximum, Active Region 2339 offers something to cheer about.