Find out what's up in your night sky during April 2025 and how to see it in this Space.com stargazing guide. Looking for a telescope for the next night sky event? We recommend the Celestron ...

The cone-shaped Spherex - at 1,110 pounds (500 kilograms) or the heft of a grand piano - will take six months to map the entire sky with its infrared eyes and wide field of view. Four full-sky surveys ...