Discovering Two Earth-Sized Planets in the TRAPPIST-1 System: A Distinct Divide Between Day and Night

Between Eternal Night And Day, The Faces Of Two Cousins Of The Earth - Astrobiology

Red dwarf stars—cooler and smaller than our Sun—make up more than 75% of the stars in our Galaxy. Astronomers have shown that small, Earth-like planets are common around this type of star. Consequently, the question of the emergence of life on these worlds, so different from our own, quickly became a central question. Among the […] The post Between Eternal Night And Day, The Faces Of Two Cousins Of The Earth appeared first on Astrobiology.

Discovering Two Earth-Sized Planets in the TRAPPIST-1 System: A Distinct Divide Between Day and Night

Recent observations by the James Webb Space Telescope reveal startling climate details of two exoplanets, TRAPPIST-1b and TRAPPIST-1c, showcasing extreme daily temperatures and freezing nights, which may hinder their prospects for habitability. An artist’s view of an exoplanet within the TRAPPIST-1 system, which is located 38.8 light-years from Earth. These planets, similar in size and [...] The post Discovering Two Earth-Sized Planets in the TR…