BackForward Satellite Programme: Planetscope 

Programme details
Programme description
  • Satellite constellation for high-resolution land observation. Over 180 satellites in orbit at any time foreseen; initially named “Dove”, now “Flock”.
  • Commercially-based programme developed and operated by Planet Labs Inc., San Francisco, CA, USA.
  • The platforms (3U CubeSats) are actively stabilised over 3 axes.
  • The design life time is 3 years.
  • The satellites exploit sunsynchronous orbits at LST ranging from 9:30 to 11:30, depending on the flight opportunity.  Some units have been flown on the ISS (407 km, 51.6° inclination).
  • The replacement policy is based on frequent launches to implement and maintain the constellation.
  • Details are at:
Data circulation
  • Data processed and distributed by Planet Labs Inc., San Francisco, CA, USA.
Agencies Planet
Programme lifetime 2014 - 2040
Associated satellites and instruments

Note: red tag => no longer operational , green tag => operational , blue tag => planned