The existence of a world with a double sunset, as portrayed in the film Star Wars more than 30 years ago, is now scientific fact. NASA’s Kepler mission has made the first unambiguous detection of a circumbinary planet — a planet orbiting two stars — 200 light-years from Earth. Unlike… Read more“NASA’s Kepler Mission Discovers a World Orbiting Two Stars”
Day: September 20, 2011
Origin of Dinosaur-Killing Asteroid Remains a Mystery
PASADENA, Calif. — Observations from NASA’s Wide-field Infrared Survey Explorer (WISE) mission indicate the family of asteroids some believed was responsible for the demise of the dinosaurs is not likely the culprit, keeping open the case on one of Earth’s greatest mysteries. While scientists are confident a large asteroid crashed… Read more“Origin of Dinosaur-Killing Asteroid Remains a Mystery”