Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers have detected a new exoplanet ...

Astronomers have discovered a rare planetary system that dances to a cosmic rhythm. Located 105 light-years away in the ...

Two new studies point to peculiar possibilities for planetary evolution. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. New research suggests ...

Of all the potential super-Earths—terrestrial exoplanets more massive than Earth—out there, an exoplanet orbiting a star only 40 light-years away from us in the constellation Cetus might be the most ...

An artist's interpretation of what Planet Nine might look like. As the search for "Planet Nine" in the outer solar system continues, new research suggests there may be an Earth twin buried deep within ...

Perhaps the most intriguing exoplanets found so far are those bigger than our rocky, oceanic Earth but smaller than cold, gas-shrouded Uranus and Neptune. This mysterious class of in-between planets ...

OXON HILL, Md.— A newly discovered exoplanet weighs about the same as Earth — but that’s where the similarities end. Its discovery, reported January 6 at the American Astronomical Society meeting and ...

If Kepler 452b applied for the position of most Earthlike exoplanet, it would boast an impressive résumé. The newly discovered world (illustrated above) mimics our planet with a 385-day orbit around a ...

Neptune and Uranus are the seventh and eighth planets from the sun, and as such share a lot of the same characteristics. Though they are different colors (Neptune is bluer than Uranus' cyan hue) and ...

Scientists have seen one of the mysterious “dark spots” on Neptune from Earth for the first ever time. Researchers spotted the feature using the European Southern Observatory’s Very Large Telescope, ...