Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...
The discovery of thousands more galaxies with stars ringing their main disks could help astronomers study galactic evolution ...
Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space ...
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 ...
NASA astronaut Mike Fincke will set an agency record when he makes his 10th ever spacewalk Jan. 8, 2026, along with Zena ...
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 ...