Herschel was ESA's completed far-infrared observatory, launched on 14 May 2009 with Planck and operated from a Lissajous orbit around Sun-Earth L2 until its helium coolant was exhausted in April 2013.
Identity
Aliases
Herschel Space ObservatoryFIRSTHerschel spacecraft
Name
Herschel
Status
retired
Details
Description
Herschel was ESA's completed far-infrared observatory, launched on 14 May 2009 with Planck and operated from a Lissajous orbit around Sun-Earth L2 until its helium coolant was exhausted in April 2013.