Using the now-retired Kepler space telescope, astronomers have discovered that larger planets grow up in more turbulent homes ...

Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

Earth has a nearly circular orbit, but some planets outside our solar system, called exoplanets, have very elliptical orbits. UCLA astrophysicists have now measured the shape of the orbits of ...

Earth has a nearly circular orbit, but some planets outside our solar system, called exoplanets, have very elliptical orbits. UCLA astrophysicists have now measured the shape of the orbits of ...

With an orbit of 647 days, HD 20794 d is similar to Mars in our solar system. However, its orbit around the star is highly ...

An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a Sun-like star, ...

How does a planet’s size influence its orbit around its parent star ... astronomers continue to discover exoplanets whose orbits are largely elliptical, meaning their atmospheric and surface ...

As it orbits its star, it moves close enough at one point to experience extreme heat, similar to Venus’s temperature. But at its farthest point, the planet is nearly twice the distance from Earth to ...

Faint signatures detected by the Canada France Hawaii Telescope have revealed 128 new moons around Saturn, making it the ...

or elliptical, orbits. This would have been an important finding in isolation, but because scientists can tell a lot about a planet from its orbit, the discovery also reveals information about how ...