Around the bright star Fomalhaut, astronomers spotted glowing clouds of debris left behind by colossal collisions between ...

The biggest planet in our solar system is hovering over the North Carolina skyline throughout January, and stargazers will ...

Space-based solar power advances with microwave and laser transmission, orbital assembly, and cost reductions, aiming for ...

In the vast calm of the solar system, planetary orbits often appear orderly, stable, and insulated from the broader mechanics of the galaxy. Earth circles the Sun with regularity. The outer planets ...

PHOENIX — Like a motorboat doing doughnuts in a lake, Betelgeuse’s companion star leaves a wake in the giant star’s ...

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

On Saturday (Jan. 10), for example, we will see three satellites on one side of Jupiter (going outward from the planet: Ganymede, Io and Europa ), while the fourth ( Callisto) remains all by itself on ...

NASA astronaut Mike Fincke will set an agency record when he makes his 10th ever spacewalk Jan. 8, 2026, along with Zena ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into ...

Astronomers have created a detailed forecast of where they expect to observe future stellar explosions in a nearby galaxy, ...