TRAPPIST-1: Webb Telescope Probes Rocky Planet In ‘Solar System 2.0’

How methane studies on Earth could inform the search for alien life in our solar system

This weekend NASA will attempt a "highly choreographed" operation to deliver an ancient "grandfather rock," as the team calls it, to Earth. This piece of an asteroid could provide clues about how our solar system evolved, and is the largest sample ever collected from beyond the orbit of the Moon.

A Second Earth-Like Planet May Exist In The Solar System, Say Scientists