Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

Stargazers can see six planets all in one evening during the second month of the year, especially Mercury, which is usually difficult to spot.

These icy bodies orbit the sun just like the major planets, yet they follow their own rules, often traveling along elongated ...

Researchers estimate that the planet has about a 50% chance of being in its star's Hoble zone.

A faint signal from old telescope data is causing a stir in astronomy: a planet barely larger than Earth, with an almost identical orbital period, and a star astonishingly similar to our sun. It is ...

The Earth-size planet HD 137010 b has a ‘50% chance of residing in the habitable zone’ of its sun-like star, scientists say ...

Astronomers have identified a potentially habitable, Earth-size planet located about 146 light-years from our solar system, ...

Stargazers across Washington state are in for a treat.

The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

Astronomers have detected an exoplanet candidate around a Sun-like star just 146 light-years away from us.

Astronomers have discovered a potentially habitable new planet which is estimated to be 6 percent larger than Earth. Named HD 137010 b, the planet is located about 146 light-away from Earth ...