Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away ...

Four small rocky planets detected in orbit around Barnard's Star, the nearest single star system to our solar system, are seen in this illustration released on March 11, 2025. International Gemini ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star, one of our closest stellar neighbours.

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

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...