Kepler-452b is the first near-Earth-size planet that orbits around a star the size of the sun, according to Nasa. It is roughly 60% larger than Earth, which gives it a higher chance of being rocky.

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

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

One Piece world called Blue Planet Blue Planet size much larger than Earth Fan estimates suggest size comparable to the sun ...

The smallest disk identified, meanwhile, stretched to just 0.6 AU – closer to the star than the Earth is to the Sun.

Large and small planets are born from very different circumstances, according to data from NASA’s now-retired space telescope ...

Planets larger than Neptune are somewhat rare because ... important moment in human history because it showed that the sun, rather than the Earth, was at the center of the solar system.

Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...

Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet, ...

More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to ...