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

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

Tigers are built for stealth, power, and precision on Earth—but what if they had to hunt on an exoplanet? Would their sharp ...

"As the large and bright discs are the easiest to observe, our previous view of the birth site of planets was biased." ...

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

NASA's TESS telescope has discovered an intriguing exoplanet, TOI-1453 c, located 250 light-years away, with an unusually low ...

What can Venus-like exoplanets, also known as exoVenuses, teach us about our own solar system and potentially finding life ...

Learn what planet rains molten iron and which planet has two moons like Tatooine in Star Wars.

"Our Sun’s activity doesn’t remove Earth’s atmosphere and instead causes ... likely clobers any orbiting exoplanets with radiation, a new study finds. Credit: ESO / M. Kornmesser ...

Researchers suggest that certain gases detected in the atmospheres of exoplanets could be key indicators in the search for ...

or "exoplanet," called a super-Earth. These are rocky worlds that are more massive than Earth but smaller than ice giants like Neptune and Uranus. Super-Earths generally have masses between two ...

NASA's TESS telescope has discovered an intriguing exoplanet, TOI-1453 c, located 250 light-years away, with an unusually low density. Measuring 2.2 times the size of Earth and 2.9 times its mass ...