Earth’s Building Blocks Came from Close to Home, Planetary Scientists Say
A new analysis of isotopic signatures across planets and meteorite parent bodies suggests our home world formed entirely…
Webb Detects Hydrogen Sulfide Gas on Three Super-Jupiters
Astronomers using the NASA/ESA/CSA James Webb Space Telescope have for the first time identified hydrogen sulfide gas in…
Astronomers Spot Largest Protoplanetary Disk Ever Observed around Young Star
The protoplanetary disk around IRAS 23077+6707, a young star located roughly 1,000 light-years away, is unexpectedly chaotic and…
4.6 billion years ago, Jupiter saved Earth during its formation
When the solar system formed about 4.6 billion years ago, a gigantic cloud of dust and gas collapsed…
ALMA Detects Heavy Water in Planet-Forming Disk around Distant Protostar
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have detected doubly deuterated water (D2O), or ‘heavy water,’ in…
3I/ATLAS-Like Interstellar Objects Could Kick Start Planet Formation around High-Mass Stars
The discovery of 1I/Oumuamua, 2I/Borisov and 3I/ATLAS showed that significant numbers of interstellar objects populate interstellar space. Their…