"For asteroids of the size scale relevant to planetary defense (i.e., ∼50-500 m), the mass can only be directly measured ...

Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about ...

Add Yahoo as a preferred source to see more of our stories on Google. Japan's Hayabusa 2 mission to asteroid 1998 KY26 might have unexpected challenges following new data on the rock's size, spin, and ...

Space agencies maintain that global cooperation and sustained investment are vital to planetary defence. While the DART ...

The world’s first full-scale planetary defense test is in motion. The mission is called DART and what scientists learn from it could save humankind from a future catastrophic event. Nancy Chabot is a ...

NASA and SpaceX are collaborating on an ambitious mission to send humans to an asteroid, marking a significant step forward in human space exploration. This mission aims to advance our scientific ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists have discovered that the target asteroid of NASA's Double Asteroid Redirection Test ...

A distant asteroid that a Japanese spacecraft is en route to visit could be a much harder target to reach than previously thought, according to new telescope data. The asteroid, known as 1998 KY26, is ...