A study shows up to 30% of Sun-like stars may engulf planets, altering their metallicity. These "polluted" stars suggest rocky planets are destroyed during orbital decay. Ultra-short-period planets in compact systems are key to understanding this pheno
0.5% of the male population are descended from Genghis Khan. (Scientists did a study in 2003 showing that about 16 million dudes share a Y chromosome with the famous Emperor.)
Researchers are developing a lunar distress system based on Earth’s COSPAS-SARSAT rescue tech to aid Artemis astronauts. Using a satellite network, it will transmit emergency alerts and track locations in remote areas like the Moon's south pole, enhan