Saturday, August 25, 2018

NASA’s asteroid-sampling spacecraft spies its target for the first time

<em>The asteroid Bennu, which OSIRIS-REx will attempt to grab a sample from in 2020</em>

NASA’s asteroid-sampling spacecraft, OSIRIS-REx, has captured its very first images of the deep-space target it’s currently hurtling toward — a nearly half-mile-wide space rock orbiting the Sun named Bennu. It’s a big step for the vehicle as it prepares for its arrival at the asteroid in December of this year.

Since the picture was taken from so far away — at a distance of 1.4 million miles — Bennu appears as just a few pixels of light moving across space. But for the OSIRIS-REx team, it shows that their spacecraft is on the right track and that Bennu is right where they expected. “Many of us have been working for years and years and years to get this first image down,” Dante Lauretta, the principal investigator for OSIRIS-REx at the...

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