OSIRIS-REx: Countdown to Launch is a half-hour AZPM original documentary providing an in-depth look at the science and scientists behind the asteroid sample return mission, OSIRIS-REx.

Specifically, OSIRIS-REx will undergo tests to simulate the harsh environment of space, including thermal vacuum, launch acoustics, separation and deployment shock, vibration, and electromagnetic ...

When NASA’s only major concerns for the OSIRIS-REx launch on Thursday are some fluffy white clouds, you know the mission is in good shape. The mission, led by the University of Arizona’s Lunar ...

OSIRIS-REx is due to make its return to Earth on Sept. 24. Here's everything you need to know about the mission and what it may reveal about the beginning — and the potential end — of life on ...

In his book, the principal investigator of NASA’s OSIRIS-REx mission describes the frantic morning of final checks before the launch.

NASA scientists revealed the sample collected by the OSIRIS-REx mission from near-Earth asteroid Bennu for the first time Wednesday.

NASA’s OSIRIS-REx spacecraft delivered a sample collected from the asteroid Bennu to Earth Sunday, dropping the sample capsule in the Utah desert.

Sept. 8, 2016: Launch. Sept. 22, 2017: Earth flyby. Dec. 3, 2018: OSIRIS-REx arrives at asteroid Bennu. Dec. 31, 2019: OSIRIS-REx begins orbiting Bennu. Oct. 20, 2020: Sample successfully ...

NASA’s OSIRIS-REx spacecraft delivered a sample collected from the asteroid Bennu to Earth Sunday, dropping the sample capsule in the Utah desert.

While the people behind OSIRIS-REx bite their nails in anticipation of the launch, mission-viewing parties will take place at several restaurants and at the University of Arizona.

The OSIRIS-REx probe is carrying rock samples from the asteroid Bennu, millions of miles away. If it works, it will be only the third such retrieval in history.

The OSIRIS-REx spacecraft is expected to travel more than 400 million miles to rendezvous with an asteroid named Bennu, whose diameter is less than half a mile. Follow the scientists and engineers ...