An asteroid the size of the Empire State Building will safely pass Earth on Dec. 4, 2024. It's classed as a “potentially ...

"The fact that terrestrial microbes are the Earth's best colonizers means we can never completely discount terrestrial ...

An asteroid the size of Manhattan’s Empire State Building will safely pass on April 13, 2029, in a once every 5,000 to 10,000 ...

Preliminary research suggests asteroid 2024 PT5, which stuck around Earth for almost two months, has lunar origins ...