A photo of Jupiter taken by NASA's Juno spacecraft in September 2023. NASA/JPL-Caltech/SwRI/MSSS, image processing by Tanya ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

An international team of astronomers reports the discovery of a new exoplanet orbiting a sunlike star as part of the Next ...

Sub-Neptunes are the most common type of planet in our galaxy. Bigger than Earth but smaller than Neptune, these worlds ...

Alien: Earth” Season 2 has added three new cast members. Variety has learned that Tracey Ullman, Sam Spruell, and Jerome ...

A planet with one side permanently roasting and the other frozen in endless darkness might still have a chance of supporting life. Researchers found that heat inside a tidally locked exoplanet could ...

And everything we know so far.

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...

NASA’s James Webb Space Telescope has detected a carbon-rich atmosphere on a tiny world orbiting a dead, rapidly spinning ...

Looking up reveals nature’s skylight, framing Arizona blue against fiery red stone in perfect composition. Photo credit: ...