That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

After full moon, the terminator returns, but this time on the moon's opposite side, where it marks the line of advancing ...

New evidence suggests Europa’s seafloor may be a geologically dead wasteland, lacking the volcanic energy necessary to sustain life.

That's the ethos behind Vaonis's Hestia. It's not a smart telescope, or even a normal telescope. Think of it as a lens to ...

A new study published as a pre-peer-reviewed paper on arXiv and accepted for publication in Astronomy & Astrophysics suggests ...

A nuclear reactor on the moon would solve space exploration’s current chicken-and-egg quandary: whether to build power ...

The earth (and humanity) would be very different without our smaller red neighbor. In A Nutshell Computer simulations show ...

With the Moon at new early in the week, January delivers some of the darkest evening skies of the season — ideal ...

On Earth, deep-sea vents may have given rise to the planet’s first life. But nothing of the sort seems to be happening at the ...

Saturday's clouds have cleared to reveal another full moon, the final of four supermoons beginning in October. We won't see another supermoon until November 2026. Full wolf supermoon around 9:30 pm ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE PHOTO: A view of Jupiter's moon Europa created from images taken by NASA's Galileo spacecraft in the late 1990's, according ...

Scientists believe Europa's seafloor is likely tectonically quiet, without active volcanoes or hot water plumes. These findings contrast with the long-held theory that Europa is a promising location ...