The next year of science on the James Webb Space Telescope has been announced amid mounting budgetary uncertainty that could ...

The quartet of planets — named b, c, d and e — are some of the smallest rocky worlds ever detected. NASA says each has a mass ...

Two planets outside the solar system have been identified orbiting a star located nearly 250 light-years away from Earth in ...

Using the Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has detected a new warm Jupiter ...

A new study challenges traditional models of how planets form. A new analysis of existing data suggests that exoplanets with masses comparable to Jupiter may have formed significantly earlier than ...

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

Carbon dioxide detected in the atmosphere of exoplanets. The post Carbon Dioxide in Distant Exoplanets Discovered By ...

The faraway exoplanet could help provide answers as to why there are hardly any planets with twice the diameter of Earth.

Scientists have discovered a hidden ocean deep beneath Earth’s surface—one that could transform what we know about the planet ...

So in some sense, alien worlds were not first discovered in the 1990s or even the 1980s. It took nearly a century to fully ...

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...