Here’s how it works. Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but are unlike any in our own solar system. The two exoplanets ...

More than just dazzling streaks of light as meteors, these ancient fragments are among the oldest materials in our solar system, originating from planets, asteroids, and comets. Most meteorites ...

The HR 8799 system, a mere 30 million years old, is a cosmic youngster compared to our 4.6 billion-year-old solar system. Its planets, still radiating heat from their turbulent formation ...

Carbon dioxide has been detected on a planet outside our solar system for the first time. The gas has been observed directly by the James Webb Space Telescope on four exoplanets, all belonging to ...

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in ...