A team of astronomers at the University of Arizona is preparing for the next phase of a projected NASA mission to build a space-based telescope capable of detecting asteroids and comets that pose ...

This big asteroid was discovered less than a fortnight before its flyby Earth. But any time you see a headline about asteroids flying by the planet, you can relax. Big and small asteroids fly by Earth ...

Add Yahoo as a preferred source to see more of our stories on Google. Most of the asteroids we read about in the news pose little or no threat to EarthJ.R. Bale/Design Pics/IMAGO Picture the scene: An ...