Several Earth-Like Planets Discovered Orbiting Nearby Star
It’s too soon to know if they host life, but that’s the next big question.
This artist's conception shows what the Trappist-1 planetary system may look like, based on available data about their diameters, masses, and distances from the host star.
NASA/JPL-CaltechThis article is for subscribers only.
When astronomers eyeball little stars twinkling through their telescopes, they now know for certain that circling around some of them are worlds not unlike our own.
On Wednesday, an international research team using both ground and space-based telescopes announced they’d discovered a solar system 40 light-years away with seven Earth-size planets revolving around a small star.