However, astronomers in Hawaii just spotted a pair of exciting discoveries — a huge exoplanet and a brown dwarf — using Japan ...

"We reported hints of methane, but the question is, 'is the methane attributable to molecules in the atmosphere of the planet ...

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

For the first time, scientists have continuously monitored a planet's escaping atmosphere over a complete orbit, revealing ...

There is a new method to detect and map spots on stars by "using observations from NASA missions of orbiting planets." ...

For roughly 2 billion years of Earth's early history, the atmosphere contained no oxygen, the essential ingredient required ...

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 ...

After cataloging thousands of worlds beyond our solar system, astronomers are now closing in on a far rarer prize: a moon ...

Scientists might have discovered life outside the Solar System. Welcome to planet K2-18 b. This exoplanet is 124 light-years away from us, and it has the most promising evidence for life we've ever ...

Drawing on the University of Arizona’s renowned strength in interferometry, astronomers from Steward Observatory are leading ...

The mystery of whether TRAPPIST-1e has an atmosphere capable of hosting life continues. Discover more about it.

Astronomers have identified a colossal exomoon candidate roughly seven Neptune masses orbiting the giant world HD 206893 B — ...