The planets that appear most common in the universe could have a lot of water—but it could be hiding where telescopes can't ...

For a world to maintain an atmosphere long enough for life to gain a foothold, it seems it needs to be at least as big as ...

Sub-Neptune exoplanets could have atmospheres so dense and crushing that rock is vaporized to form clouds that trap heat at ...

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 ...

A new study reveals that the James Webb Space Telescope might underestimate water on warm sub-Neptune exoplanets due to ...

LHS 3844b is an exoplanet just slightly larger than Earth that orbits the red dwarf star LHS 3884, located 48.5 light years from our solar system ...

Smithsonian Starstruck lets visitors walk through the Big Bang, brush past the Sun, and gaze into a black hole, all without leaving Washington, D.C. The Latest Tech News, Delivered to Your Inbox ...

A giant world orbiting a distant sun-like star has given astronomers an unexpected glimpse into the weather systems of some of the coldest known exoplanets. Using observations from the James Webb ...

Astronomers have uncovered the chemical profile of a very pink planet, potentially solving a decade-old mystery about its faint appearance.

Our researchers imagine what the world might look like in 2076, when the university celebrates its bicentennial ...

Proposed satellite constellations from SpaceX and others are so large and bright they would change the night sky as we know it, a new scientific paper argues.

New research suggests sub-Neptune exoplanets may hide significant water layers. These hidden layers could make atmospheric ...