Exoplanet scientists are eagerly awaiting the discovery of an atmosphere around a terrestrial exoplanet. Not a thin, tenuous, ...

If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black hole.

One hundred twenty light-years from us, there is an exoplanet that can potentially host life. It’s called K2-18b, and it’s ...

What if humanity could no longer live on Earth? Perhaps a catastrophic event forced us to find a new home among the stars.

Scientists detect heavy water in a planet-forming disk for the first time, revealing ancient cosmic origins. Read the full story.

Stronger links between researchers who work on Earth’s and other planets’ atmospheres, and between the experimental, ...

"This finding is the first direct evidence of water’s interstellar journey from clouds to the materials that form planetary systems — unchanged and intact." ...

Astronomers found an atmosphere where they least expected it—clinging to an exoplanet that’s too small, too hot and too old to have air, at least in theory. James Webb Space Telescope (JWST) ...

The Habitable Worlds Observatory (HWO) is slated to be the next Great Observatory for the world. Its main focus has been ...

The team of astronomers behind the find suggested it could help us better understand planet and moon formation in our solar system and beyond the Milky Way. The team was able to make the first-ever ...