Quite simply, it’s unbearably HOT! The ancient Romans called the hottest, most humid days “dies caniculares,” meaning the dog ...

A crescent moon will appear alongside the bright stars Castor and Pollox to form a lopsided grin in the night sky on May 29. Skywatchers in the U.S. will find the cosmic smile hanging above the ...

Join our Space Forums to keep talking space on the latest missions, night sky and more! And if you have a news tip, correction or comment, let us know at: community@space.com.

A crescent moon will appear alongside the bright stars Castor and Pollox to form a lopsided grin in the night sky on May 29. Skywatchers in the U.S. will find the cosmic smile hanging above the ...

“Sometime around mid- to late September, if you get up before the sun rises and look to the east part of the sky, you’ll see Sirius, the brightest star in the sky. It’s extremely bright and it will be ...