"Most excitingly, this new idea addresses one of the longstanding habitability problems on Europa and is a good sign for the ...

Within the image, thick clouds of cold hydrogen gas arrange themselves into ridges and wispy filaments. The deep red tones ...

"I don't think anyone's made this connection between the surface fluid pattern and the interior properties of these planets." ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

Harvard's Avi Loeb reveals 3I/ATLAS has symmetric mini-jets at 120-degree intervals. Could these be propulsion thrusters on ...

NASA’s Hubble Space Telescope captures visible and infrared images of protoplanetary disks, showing gas and dust structures ...

This week, around the same time the sun sets in the west, Orion — winter’s most prominent constellation — rises in the east.

The comet was discovered in its final stage before impact. As luck would have it, NASA had a probe on its way to Jupiter, ...

The very bright "star" you see in the eastern sky after sunset is actually the planet Jupiter. It is just coming off ...

Stargazers will in one week have a chance to spot Saturn and the moon sharing a section of the night sky in what's known as a ...

Amazing views of Jupiter over the years via the Hubble Space Telescope. The moons of Io, Ganymede and hazy Uranus can be ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...