Showy Venus and shy little Mars draw closer together in the western dusk. In the east, the Summer Triangle holds sway after dark with the Milky Way behind it. The post This Week's Sky at a Glance, June 25 – July 3 appeared first on Sky & Telescope.
Read MoreCategory: Telescopes
Things pointed at space
Astronomers Map the Solar System’s Edge in 3D
Collecting high-speed atoms has enabled researchers to trace the shape of our Sun’s protective bubble. The post Astronomers Map the Solar System's Edge in 3D appeared first on Sky & Telescope.
Read MoreHubble Trouble: NASA Works to Fix Space Telescope
NASA Engineers are working to reboot the Hubble Space Telescope, after an unexpected anomaly. The post Hubble Trouble: NASA Works to Fix Space Telescope appeared first on Sky & Telescope.
Read MoreGiant Oort Cloud Comet Lights Up in the Outer Solar System
Astronomers have discovered a new comet coming from the Oort Cloud — and it appears to be a big one. The post Giant Oort Cloud Comet Lights Up in the Outer Solar System appeared first on Sky & Telescope.
Read MoreMedium of the Light Bucket
Telescope operator Carla Johns is a medium to the stars. The post Medium of the Light Bucket appeared first on Sky & Telescope.
Read MoreThe Giant Star That “Blinked”
Astronomers are trying to understand why a giant star “blinked,” fading almost completely before brightening again over the course of about 200 days. The post The Giant Star That "Blinked" appeared first on Sky & Telescope.
Read MoreThis Week’s Sky at a Glance, June 18 – 26
Summer begins. The Honey Moon poses with Spica, Scorpius, and the Teapot as it waxes from gibbous through full this week. Venus lines up, briefly, with Castor and Pollux The post This Week's Sky at a Glance, June 18 – 26 appeared first on Sky & Telescope.
Read MoreIron Volcanos: Maybe Not Science Fiction After All
A new study of asteroid 16 Psyche suggests that ferrovolcanism, volcanos that spew molten iron, may be present on this solar system object. The post Iron Volcanos: Maybe Not Science Fiction After All appeared first on Sky & Telescope.
Read MoreDemystifying Flat-Frame Calibration
Many astrophotographers skip flat fields because they seem complicated. But the flats can greatly improve your images — here’s how to do them. The post Demystifying Flat-Frame Calibration appeared first on Sky & Telescope.
Read MoreSummer Nights Offer Splendid Sights in Lyra
Lyra, the Lyre, offers a wonderful assortment of double stars and deep-sky objects to keep you up at night. Break out your binoculars and telescope and join me for a summertime ramble. The post Summer Nights Offer Splendid Sights in Lyra appeared first on Sky & Telescope.
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