"The United Nations declaration of June 30 as Asteroid Day is a very important milestone for us," Asteroid Day co-founder ...

On that fateful day, an asteroid detonated above the remote Siberian wilderness in Russia, unleashing a force equivalent to 185 atomic bombs dropped on Japan's Hiroshima. The blast leveled ...

The United Nations formally adopted Asteroid Day in 2016. The decision followed a proposal from the Association of Space ...

The United Nations General Assembly adopted a resolution in December 2016, declaring June 30 International Asteroid Day.

Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears ...

The report comes on the heels of President Donald Trump’s initial budget proposal for NASA, which calls for historically ...

Horn cited whistleblower claims that the official calculations may have been manipulated and that the asteroid could still ...

The aerospace agency’s Office of Inspector General (OIG) audited the Planetary Defense plan and on Tuesday published the ...

Only one of the known Venus co-orbital asteroids follows a nearly circular orbit; the others move on more elongated paths ...