Astronomers have discovered that "super-Earth" planets may exist on wider orbits than previously thought — and this implies ...

Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...

A new study released on Thursday describes a search for what are called "microlensing" events, where a planet acts as a ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

but some have been classified as "super earths," or worlds several times the mass of our planet, said Alan Boss, an astronomer with the Carnegie Institution who serves on the Kepler Science Council.

A new study led by astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has revealed that planets ...

The Kepler telescope, launched in 2009 ... including several dozen around the size of Earth and hundreds more “super-Earths,” up to twice our planet’s size. By design, the TESS planets ...

The mission of NASA's Kepler spacecraft is in peril. The space agency says a malfunction has disabled a reaction wheel that keeps Kepler's telescope pointed precisely at far-away planets, a glitch ...

How common are super-Earth exoplanets throughout the universe? This is what a recent study published in Science hopes to ...

Astronomers have discovered that "super-Earth" planets may exist on wider orbits than previously thought — and this implies these rocky, or "terrestrial," worlds are far more common than was ...