NASA currently leads the nation's planetary defense efforts, but some are calling for the Space Force to take control.

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...

A massive asteroid, named 2025 OW, resembling a 25-storey building, is approaching Earth next week. It measures about 220 ...

An airplane-sized asteroid named 2025 OZ will make its closest approach to Earth on July 24, passing at a distance of 3.34 ...

NASA experts explain why a passing asteroid isn't cause for concern, while revealing how often Earth encounters space rocks ...

An asteroid named 2025 ME92 is set to fly past Earth on July 31. It will maintain a safe distance of 3.19 million kilometers. NASA and ISRO are monito ...

Asteroid 2022 YS5, a building-sized space rock, will safely pass Earth on July 17, prompting NASA and ISRO to emphasize the ...

YR4 was detected by the Asteroid Terrestrial-impact Last Alert System, or ATLAS telescope, in Río Hurtado, Chile, two days ...

Debris released from the asteroid Dimorphos during NASA's DART mission has a higher momentum and less random distribution ...

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.