The crescent Moon waxes across the evening sky, pairing with Mars in upright-standing Gemini and then, four days later, with Leo’s forefoot Regulus. In a telescope, Jupiter and Saturn are becoming not quite so fuzzy as they gain more altitude in early dawn. The post This Week's Sky at a Glance, May 14 – 22 appeared first on Sky & Telescope.
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Useful Projects for a Lunar Eclipse
Here’s all you need to know to help us measure the size of Earth’s shadow during the total lunar eclipse on Jan. 20–21, 2019. The post Useful Projects for a Lunar Eclipse appeared first on Sky & Telescope.
Read MoreNova in Cassiopeia Brightens Suddenly
A star in the constellation Cassiopeia that flared into view during mid-March has erupted to naked-eye visibility. Catch it while you can! The post Nova in Cassiopeia Brightens Suddenly appeared first on Sky & Telescope.
Read MoreThis Week’s Sky at a Glance, May 7 – 15
Mercury and low Venus adorn the west after sunset, with the crescent Moon soon to join them. Night brings the big Diamond of Virgo and Summer Triangle. Nova Cassiopeiae rebrightens. And Comet Atlas is in evening view with a 6-inch telescope. The post This Week's Sky at a Glance, May 7 – 15 appeared first on Sky & Telescope.
Read MoreIn Search of Ancient Suns
We track down and admire five of the most ancient stars in the universe. The post In Search of Ancient Suns appeared first on Sky & Telescope.
Read MoreMay: Halley Bits & Lunar Eclipse
Exciting celestial events will happen during May, so download our narrated Sky Tour astronomy podcast to find out about this month’s Eta Aquariid meteor shower and a total lunar eclipse. The post May: Halley Bits & Lunar Eclipse appeared first on Sky & Telescope.
Read MoreThis Week’s Sky at a Glance, April 30 – May 8
Mercury and Venus now show themselves better at dusk. After dark, Comet Atlas awaits telescopic skyhunters. And the waning Moon passes under Saturn and Jupiter in early dawn. The post This Week's Sky at a Glance, April 30 – May 8 appeared first on Sky & Telescope.
Read More7 Easy Things to See on the “Supermoon”
Seven easy and rewarding targets to explore when the Moon is full. The post 7 Easy Things to See on the “Supermoon” appeared first on Sky & Telescope.
Read MoreThis Week’s Sky at a Glance, April 23 – May 1
Day by day, Venus and Mercury creep up from the sunset horizon in bright twilight. High above as twilight fades away, trace out the Arch of Spring arching high over Mars. Meanwhile Arcturus dominates the east. The post This Week's Sky at a Glance, April 23 – May 1 appeared first on Sky & Telescope.
Read MoreHunting Barnard’s Variable in the Globular Cluster M3
We beat a path through a forest of stars to find the first variable star ever discovered in a globular star cluster. The post Hunting Barnard's Variable in the Globular Cluster M3 appeared first on Sky & Telescope.
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