Seven Earth-sized planets have been detected orbiting Trappist-1, an ultra-cool dwarf star in our galactic neighborhood. Some of them appear to be potentially habitable. The latest results of this study were published today in the journal Nature.
Astrophysicist and comet specialist Anny-Chantal Levasseur-Regourd has been involved in the Rosetta project since its early stages. She shares her insight on this extraordinary space mission which is set to end this Friday September 30th.