After nearly ten years and 2,681 planets, it's time to say good-bye to the Kepler space telescope. NASA has announced that the mission has ended. Unlike more open-ended missions like Curiosity or ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

If you’re looking for Earthlike planets around other stars — places about the size and temperature of our own planet, where life could in theory be found — it might seem like a letdown to stumble ...

By 2015, NASA announced that Kepler had discovered its 1,000th exoplanet. 2016 was a banner year for exoplanet detections with nearly 1,500 in that year alone. The total number reached 5,000 in March ...

A team of astrophysicists and citizen scientists have identified what may be some of the last planets NASA’s retired Kepler space telescope observed during its nearly decade-long mission. The trio of ...

Our solar system has a king. The planet Jupiter, named for the most powerful god in the Greek pantheon, has bossed around the other planets through its gravitational influence. With twice the mass of ...

IMAGE: Among thousands of known exoplanets, MIT astronomers have flagged three that are actually stars. Pictured is an artist’s interpretation of stars and planets. CREDIT: NASA A new study published ...

The unusual system of three “super puff” planets has at least one more planet, revealed by its gravitational tug on other planets An unusual planetary system with three known ultra-low density ...

Since astronomers found the first planets outside our solar system in 1992 and the first planet around a sunlike star in 1995 ...

Although NASA agreed that the search for Earth-sized planets around sun-like stars was an important one, Boruki’s initial proposals for the mission were rejected because there was no proof that the ...

Nasa has discovered over 6,000 exoplanets - planets outside our Solar System and continue to search for Earth-like worlds ...