New Lunar Regolith Analysis Challenges Meteorite-Water Theory

Planetary scientists analyzing oxygen isotopes in lunar soil from the Apollo mission sites conclude that meteorite bombardment over 4 billion years could only have delivered a tiny fraction of Earth’s water, forcing researchers to rethink a long-held theory. The post New Lunar Regolith Analysis Challenges Meteorite-Water Theory appeared first onContinue Reading

Glowing Nebula Turns Out to Be Stellar Cradle

The Vela Junior supernova, also known as RX J0852.0-4622 or G266.2-1.2, exploded a few thousand years ago, leaving behind a glowing nebula, but scientists couldn’t answer just how far away it was and how big the explosion was. The post Glowing Nebula Turns Out to Be Stellar Cradle appeared firstContinue Reading