North America’s celestial highlights for the week ahead, which also apply to mid-northern latitudes in the northern hemisphere. This week: bright planets at dusk and dawn ...

Astronomers have uncovered a pair of giant planets that are lighter than cotton candy—super-puffs the size of Jupiter.

Astronomers have caught what may be a rare cosmic catastrophe unfolding 11,000 light-years away. A seemingly ordinary sun-like star suddenly began flickering wildly, puzzling scientists until they ...

Explore decades of incredible images and videos of stars, planets, moons, and galaxies—most of which are free to use and ...

Unlike the tearing force of many animals’ claws, the terrifying power of a smasher shrimp’s club-like claws comes in lashing ...

What's the best satellite stock following the announcement of Rocket Lab's $8B merger deal with Iridium? Seeking Alpha analysts offer their picks. Read more here.

The heaviest sci-fi books of all time include classics like Brave New World and Nineteen Eighty-Four alongside newer novels ...

For the first time, NASA's TESS (Transiting Exoplanet Survey Satellite) mission has identified a planet orbiting a distant star thanks to its warping of space-time. Unlike the star-hugging transiting ...

This brilliant new image, taken by Europe’s Euclid space telescope, offers a preview of the kind of imaging that will be ...