Rocky Planets May Have Started Forming Just 100 Million Years after Big Bang
New simulations suggest supernova explosions of the Universe’s first stars scattered the ingredients for rocky planets only 100…
HERMES: HiERarchical Modelling for Exoplanet Science
The heatmap shows the practical recovery threshold for the stellar–planetary metallicity correlation: small and moderate surveys lose sensitivity…
Webb Spots Supermassive Black Hole Older Than Its Home Galaxy
Astronomers using the NASA/ESA/CSA James Webb Space Telescope have found an enormous black hole in the early Universe…
Astronomers Find Second-Generation Star in Pictor II
PicII-503, a primordial star located in the >10-billion-year-old ultrafaint dwarf galaxy Pictor II, appears to preserve the chemical…
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…