Astronomers have uncovered an extraordinary exoplanet circling a pulsar, a remnant of a exploded massive star. Named PSR J2322-2650 b, this world defies expectations with its unique helium-carbon ...

Discovery of 2017OF201, a large trans-Neptune Object, challenges previous beliefs about the Kuiper Belt and hints at the ...

Scientists have discovered over 6,000 planets that orbit stars other than our sun, known as exoplanets. More than half of ...

(CBS/ AP)– NASA’s planet hunter satellite TESS has discovered an exoplanet orbiting two stars instead of one — and it was identified by a high school intern. The announcement of the circumbinary ...

In a secluded corner of the Lynx constellation, just 18 light-years from our planet, astronomers have found a stunning jewel—a planet around a tiny red dwarf star that may have the right conditions to ...

WASHINGTON — An Earth-sized planet in its star's habitable zone has been discovered in data from NASA’s Kepler space telescope. NASA says the newly found exoplanet is the closest to Earth in size and ...

An international team of scientists, including researchers at Penn State, dubbed the exoplanet, named GJ 251 c, a “super-Earth” as data suggest it has a rocky composition similar to Earth and is ...