CNN — A massive asteroid has eluded astronomers because of its unusual orbit -- until now. Astronomers have spotted 2019 LF6, which is about a kilometer wide and boasts the shortest "year" of any ...

Watch 2019 LF6 orbit the sun in this animation. The asteroid orbits completely within Earth's orbit, circling the sun every 151 days, a record. NASA / JPL-Caltech ...

A newly discovered meteor stream may be the smoking gun of an asteroid slowly disintegrating under the Sun’s intense heat.

When asteroid 2019 OK suddenly appeared barreling toward Earth on July 25, 2019, Luisa Fernanda Zambrano-Marin and the team at the Arecibo Observatory in Puerto Rico jumped into action. After […] ...