Mission
Asteroid Samples Return to Earth With OSIRIS-REx
When:
Sunday, September 24, live coverage begins at 7 a.m. PT (10 a.m. ET)Where:
Online (see event details)Target Audience:
General PublicOverview:
Samples collected from the surface of an asteroid will parachute down to Earth on Sunday, Sept. 24, landing about 70 miles west of Salt Lake City. The samples were collected by the OSIRIS-REx spacecraft, which gathered the material during a daring descent on asteroid Bennu in 2018.
Follow along with NASA's live coverage below on September 24 beginning at 7 a.m. PT (10 a.m. ET). Coverage is also available on NASA Television and the agency’s website, as well as YouTube, X, Facebook, and NASA’s App.
Watch live coverage of the OSIRIS-REx asteroid sample return on September 24 beginning at 7 a.m. PT (10 a.m. ET). | Watch on YouTube
You can also register to be a virtual guest at the event and receive schedule updates, curated resources, and more delivered straight to your inbox.
Education Resources
For Educators
- Math Problem
Sample Science: A 'Pi in the Sky' Math Challenge
Students determine how many of OSIRIS-REx's contact pads need to touch the surface of asteroid Bennu to meet mission sample-collection requirements.
- Collection
Asteroids Lessons for Educators
Explore a collection of standards-aligned lessons all about asteroids and craters.
- Teachable Moments
How NASA Studies and Tracks Asteroids Near and Far
Studying the chemical and physical properties, as well as the location and motion of asteroids, is vital to helping us understand how the sun, planets and other solar system bodies came to be. This article explores how NASA studies and tracks asteroids.
- Expert Talk
Teaching Space With NASA: Tracking Asteroids
In this educational talk, NASA experts will discuss how we track and study comets and asteroids. Plus, we'll answer your questions!
For Students

Asteroids Activities for Students
Explore projects, videos, slideshows, and games for students all about asteroids.