Incredible Discovery

Arizona-led OSIRIS-REx mission finds evidence of water on asteroid Bennu.

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This image shows sample site Nightingale, OSIRIS-REx’s primary sample collection site on asteroid Bennu. The image is overlaid with a graphic of the OSIRIS-REx spacecraft to illustrate the scale of the site. (Image: NASA/Goddard/University of Arizona)

X Marks the Spot: NASA Selects Site for Asteroid Sample Collection

Dec. 11, 2019

The OSIRIS-REx mission team evaluated four candidate sites and identified site Nightingale as the best option for the sample collection, with site Osprey named as the backup.

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This view of asteroid Bennu ejecting particles from its surface on January 6 was created by combining two images taken by the NavCam 1 imager onboard NASA’s OSIRIS-REx spacecraft: a short exposure image (1.4 ms), which shows the asteroid clearly, and a long exposure image (5 sec), which shows the particles clearly. (Photo: NASA/Goddard/University of Arizona/Lockheed Martin)

Explaining Bennu’s Mysterious Particle Events

Dec. 4, 2019

NASA's OSIRIS-REx science team has identified three possible explanations for the particles that asteroid Bennu is consistently tossing into space.

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The final four candidate sample collection sites shown on a map of asteroid Bennu. They are designated Nightingale, Kingfisher, Osprey and Sandpiper. Credit: NASA/Goddard/University of Arizona

NASA Mission Selects Final Four Site Candidates for Asteroid Sample Return

Aug. 12, 2019

The OSIRIS-REx spacecraft has mapped Bennu to identify the best spots for the spacecraft to collect a sample. The final two sites – a primary and backup – will be selected in December.

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Incredible Discovery

Official Site

Bennu in the News

#BennuChat

X Marks the Spot: NASA Selects Site for Asteroid Sample Collection

Explaining Bennu’s Mysterious Particle Events

NASA Mission Selects Final Four Site Candidates for Asteroid Sample Return