The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found. The official number of exoplanets — planets outside our solar system — ...

In a distant part of our cosmos, an intriguing new world exists. This newly discovered exoplanet, identified as L 98-59 d, ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

A study led by the University of Oxford has identified a new type of planet beyond our solar system—one that stores large amounts of sulfur deep within a permanent ocean of magma. The findings have ...

Add Yahoo as a preferred source to see more of our stories on Google. This artist's impressions shows the unusual set up of the solar system around the LHS 1903 star (Handout) (Handout/ESA/AFP) ...

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 ...

The official number of planets outside our solar system has reached 6,000, according to space scientists. NASA's tally of exoplanets does not include more than 8,000 additional candidate planets ...

An artist's impression of the planetary system surrounding LHS 1903, a small red dwarf star cooler and dimmer than our Sun. (European Space Agency) (CN) — For decades, astronomers thought they had ...