ScienceScientists reconstruct ancient impact event bigger than 'dinosaur killer' blast Ancient asteroid's impact on Earth dwarfed the better-known 'dinosaur-killer' event, scientists say. The asteroid was as big across as Rhode Island and may have carved out a crater in the Earth's crust around 300 miles wide.by Jim Algar
ScienceAsteroid Redirect Mission: NASA is looking for heroes and will pay you to become oneby James Maynard
ScienceWatch 45-mile wide asteroid 163 Erigone gobble up bright star Regulus on Thursday morning, weather permittingby James Maynard
ScienceHuge asteroid 163 Erigone to blot out bright star Regulus in Leo constellation: How to watchby James Maynard
ScienceHelp NASA save the world by hunting down dangerously close asteroids and maybe win $35,000by James Maynard
ScienceCaught on Hubble camera: Mysterious disintegration of massive asteroid P/2013 R3by James Maynard
ScienceBus-sized asteroid third to miss hitting Earth in 48 hours: Doomsday approaching?by Alex Saltarin
ScienceAsteroid 2014 DX110 barely misses Earth: Flyby serves as warning of possible doomsdayby James Maynard
ScienceNASA 2015 budget highlights sending humans to asteroids and searching for alien life in exoplanetsby James Maynard
Science98-ft asteroid 2014 DX110 will miss hitting Earth by a hair's breadth on Wednesdayby James Maynard
ScienceAstronomers watch in horror as a poor pulsar gets pummeled by asteroids, including billion ton bullyby Alex Saltarin