STEREO-B, the Behind observatory, was the second physical spacecraft in NASA's twin-spacecraft STEREO mission. It flew a slightly slower heliocentric orbit than Earth, lost communications in 2014, and was decommissioned in 2018.
Identity
Aliases
STEREO BehindSTEREO-B2006-047B
Name
STEREO-B
Status
retired
Details
Description
STEREO-B, the Behind observatory, was the second physical spacecraft in NASA's twin-spacecraft STEREO mission. It flew a slightly slower heliocentric orbit than Earth, lost communications in 2014, and was decommissioned in 2018.