Astronomers using the James Webb Space Telescope have directly detected the faint glow of a planet that’s colder than any ...

The Webb telescope has spotted exoplanets circling white dwarf stars, proving that planets can survive their star’s violent ...

Ouch. Now officially labeled a “dwarf planet,” Pluto may have lost its title, but not our affection. After all, who doesn’t love a comeback story waiting to happen? To find out how Pluto ...

Although Barnard’s Star is a small, dim red dwarf only a little bigger than Jupiter and thus much less bright than our Sun, the four planets all orbit so closely that they are within the inner b ...