Uploaded February 2014 | Updated September 2026, 5 hours ago

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Published on February 14, 2014.

What is the difference between prograde and retrograde motion?

OSIRIS-REx presents a new 321Science video about how asteroids rotate. This video explores the difference between prograde and retrograde motion and is a companion video to What is the Yarkovsky effect?

OSIRIS-REx is on the web at
http:www/AsteroidMission.org
Facebook: facebook.com/OSIRISREx
Twitter: @OSIRISREx

Music: Feeling Positive by Matthias Harris

Thanks to the 321Science team: Anna Spitz, Symeon Platts, Melissa Dykhuis, James Keane, Heather Roper, Zoe Bentley, Rose Patchell, Sarah Spitz, Ross Dubois, and OSIRIS-REx Scientists and Educators.

OSIRIS-REx Presents 321Science posts entertaining videos about asteroid science and mission information. OSIRIS-REx is a NASA New Frontiers mission which will launch to asteroid Bennu in 2016 and return a sample of the asteroid to Earth in 2023.

Category: Education
License: Standard YouTube license