Astronomy
A New Study of Lunar Rocks Suggests Earth's Water Might Not Have Come from Meteorites
High-precision oxygen isotopes in Apollo lunar soils reveal a persistent impactor fingerprint, showing that impacts contributed only a tiny fraction of Earth’s water.
Hunting For T-Tauri Stars In A Dark Cloud
The Hubble Mission Team has released another image of the space telescope's study of star formation. This image shows the dark cloud Lupus 3, a star-forming region about 500 light-years away. Lupus 3 contains bright young T-Tauri stars, and 2 hot young stars that are creating a beautiful nebula.
Nights with Mira, a Most Wonderful Star
Mira the Wonderful is back! Of course, it's always been there, but now it's near maximum brightness and easily visible with the unaided eye.
The post Nights with Mira, a Most Wonderful Star appeared first on Sky & Telescope.
NASA Crew-11 astronauts reflect on ISS medical evacuation and future of human spaceflight
At a press conference, former ISS commander Mike Fincke said Crew-11’s evacuation of the space station left him feeling more confident about human space exploration
‘Bat accelerator’ unlocks new clues to how these animals navigate
Bats use echolocation to get around, but it wasn’t clear how these creatures managed to navigate dense environments—until now
Mystery Prototaxites tower fossils may represent a newly discovered kind of life
Towering Prototaxites ruled Earth before trees—and they may have been a form of life entirely new to science
