Astronomers find asteroid with 1% chance of hitting Earth

NASA is tracking a truck-sized asteroid which is set to hurtle by Earth today at many times the velocity of a speeding bullet ...
YR4 might force NASA to plan the first-ever space mission to push an asteroid away from Earth. Most likely, though, it's a non-threat.
A NASA spacecraft has returned asteroid samples that hold not only the pristine building blocks for life but also the salty ...
BS4 may be anywhere between 17 and 40 feet across, and will approach at about twice the distance between the Earth and moon.
Scientists from the National Aeronautics and Space Administration (Nasa) say they have spotted an asteroid that could smash ...