English Dictionary

OSIRIS-REx

name

(astronomy, NASA) Initialism of Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (a NASA asteroid-study and sample-return mission)

OSIRIS-REx is a spacecraft launched by NASA to study the asteroid Bennu.

意味（1）

(astronomy, NASA) Initialism of Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (a NASA asteroid-study and sample-return mission)