For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...

TRAPPIST-1e may be the long-sought-after habitable, Earth-like exoplanet astronomers have been looking for in the search for ...

New research shows how the star's powerful outbursts could help scientists assess which worlds might support life.

More research is needed before scientists can determine whether the recently observed methane signatures point to the presence of an atmosphere or are simply the result of contamination from the host ...

Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention ...

Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention of scientists, because it ...

Using direct imaging, astronomers have found a brown dwarf that could help test technology for taking snapshots of Earthlike ...

What can star variability—changes in a star's brightness over time—teach astronomers about exoplanet habitability? This is ...

Astronomers have identified thousands of exoplanets, but only a handful look like Earth. These 16 worlds may be the closest thing to a second home University of Oklahoma professor’s ICE detainment ...

Researchers have pinpointed a super-Earth in the habitable zone of a nearby M-dwarf star only 18 light-years away. Sophisticated instruments detected the planet’s gentle tug on its star, hinting at a ...