When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

By combining the power of ground-based and space-based telescopes, astronomers have discovered a new brown dwarf—a type of ...

The wavelengths of radio light are so large that you can't capture a high-resolution image with a single dish. To capture an ...

Astronomers spotted a young planet, WISPIT 2b, forming within a dusty ring around its star system, offering clues about the ...

Scientists are developing PoET, a new EU-funded solar telescope, to overcome stellar noise hindering the search for ...

With water being so important to life on Earth, scientists often look for it on exoplanets. But some of those worlds might ...

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is ...

Did NASA find another Earth? Scientists look to the sky to find a copy of our planet, and some experts think they may have ...

Warm Jupiters are rewriting the rules of planet formation - showing eccentric orbits that stay strangely aligned with their ...

Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all ...