CHICAGO -- A NASA spacecraft has intentionally slammed into an asteroid in humanity's first test of planetary defense. The impact occurred at 7:15 p.m. ET greeted by cheers from the mission team in ...

The ESA's Hera space probe is positioned as a frontrunner in planetary defence in light of the hype surrounding 3I/ATLAS and ...

In late 2022, Didymos and Dimorphos will be relatively close to Earth and within 6,835,083 miles of our planet — the perfect time for the DART mission to occur. DART will deliberately crash into ...

The Hera asteroid probe has passed a critical milestone on its journey to study the site of the first asteroid deflection test. The European Space Agency (ESA) spacecraft fired its three orbital ...

In late 2022, NASA celebrated its Double Asteroid Redirection Test (DART) as a massive success, a proof of concept for saving humanity in case a similar space rock were to ever head straight for Earth ...

Smacking a planet-threatening asteroid comes with big responsibility. If we slam an impactor into an asteroid in exactly the wrong spot, the space rock may pass through a "gravitational keyhole" that ...