The solution to finding an atmosphere on TRAPPIST-1 e
The hunt is on for terrestrial exoplanets in habitable zones, and some of the most promising candidates were discovered almost a decade ago about 40 light-years from Earth. The TRAPPIST-1 system contains seven terrestrial planets similar to Earth, and four of them may be in the habitable zone. The star is a dim red dwarf, so the habitable zone is close to the star, and so are the planets. For that reason, astronomers expect them to be tidally-locked t … ⌘ Read more