On April 20th, NASA's Lucy was in the sky, not with diamonds, but with an asteroid. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...

On April 20, NASA’s Lucy spacecraft made a pivotal encounter with the main-belt asteroid Donaldjohanson. Capturing high-resolution images of the asteroid in a critical “dress rehearsal” ahead of its ...

The official names of asteroid 52246 Donaldjohanson’s surface features — as identified by the Southwest Research Institute-led Lucy Mission — have been approved by the International Astronomical Union ...

Asteroid Donaldjohanson as seen by the Lucy spacecraft from a range of about 1,700 miles (2,700 km), about 3.2 minutes before closest approach on April 20, 2025. This is the highest resolution image ...

Named for the fossilized human ancestor, Lucy will be the first mission to study Trojan asteroids, believed to 4 billion year left overs from the formation of the solar system. NASA is preparing to ...

A Southwest Research Institute (SwRI) review of data collected from near-Earth asteroids Bennu and Ryugu supports the hypothesis that they were originally part of the Polana collisional family in the ...

The in-flight characterization and calibration of NASA’s Lucy Ralph (L’Ralph) instrument is essential to a successful science mission. The L’Ralph instrument provides spectral image data of the ...