This artist’s impression shows the evolution of heavy water molecules (H2O, HDO, and D2O) as they have been observed in giant molecular clouds, a planet forming-disk, and comets—before they eventually

Lava-covered proto-Earth – Grok via Astrobiology.com Scientists at MIT and elsewhere have discovered extremely rare remnants of “proto Earth,” which formed about 4.5 billion years ago, before a colossal collision

Enhanced view of Enceladus’ South pole region showing the locations of organic-rich geysers in blue Saturn’s moon Enceladus is an exciting destination for future exploration missions due to

Latitude-longitude maps of surface temperature overlaid with the wind field at the bottom layer, and surface precipitation. The black contours indicate where the surface temperature is 50◦ Celsius.