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 ...

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse of a giant cloud of gas and rock and is held together by the gravitational pull of the Sun.

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 ...