A rocky planet beyond gas dwarfs in LHS 1903 indicates that planetary systems form in unexpected ways.

Researchers report the discovery of a Saturn-sized exoplanet orbiting two M-dwarf stars, which are smaller and cooler than ...

Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but unlike any in our ...

What can carbon dioxide in an exoplanet’s atmosphere teach us about its formation and evolution? This is what a recent study published in The Astrophysical Journal hopes to address as an international ...

A small group of distant worlds may hold the clues to life beyond Earth. Astronomers searching for life beyond Earth have ...

Add Yahoo as a preferred source to see more of our stories on Google. An Earth-size exoplanet 40 light years away called TRAPPIST-1 e, at the lower right in this illustration, could have an atmosphere ...

Add Yahoo as a preferred source to see more of our stories on Google. In our solar system, Earth is one of but eight planets – nine, if you really want to count Pluto – and the only one remotely ...

The film which opens in theaters Thursday is grounded in a real nearby star systems an exoplanet science, with a dose of ...

Greek mythology has given a name to a great many objects in our solar system. But perhaps one of the least well understood ...

It provides a dynamic, time-resolved view of planetary transformation, a missing link between young inflated worlds and the compact sub-Neptunes that populate the galaxy.

Just decades after the first exoplanets were identified, our database of the distant worlds—monitored by the NASA Exoplanet Science Institute—has breached a new threshold. Now, astronomers have ...

As part of the Decadal Survey on Astronomy and Astrophysics (Astro2020), the Panel on Exoplanets, Astrobiology, and the Solar System will identify and articulate the scientific themes that will define ...