The TRAPPIST-1 system is notable for having Earth-like planets that may be habitable. They are rocky and in the so-called “habitable zone” where water may…View More What do we know about the TRAPPIST-1 system’s habitability?
Astrobiology is a relatively recent area of study that investigates the origin and evolution of life in the universe. It combines perspectives from many disciplines…View More What’s it like working as an astrobiologist?
One of the most interesting worlds in this solar system is Titan, the largest moon of Saturn. It has a climate that in some ways…View More What do we know about Titan, Saturn’s largest moon?
Among our solar system’s planets, Mars seems a likely spot for future human habitation. Elon Musk is developing an interplanetary vehicle that may someday…View More The Martian Subsurface: A Shielded Environment for Life?
“Where is everybody?” That is the question Enrico Fermi reportedly asked, summarizing the quandary: if the universe is so big, why haven’t we seen any aliens?…View More Is Life on Other Planets?