powered-descent initiation

'powered-descent initiation' can also refer to...


More Like This

Show all results sharing this subject:

  • Astronomy and Astrophysics


Show Summary Details

Quick Reference


The moment that thrusters are fired to assist a spacecraft's descent on to the surface of a planet or moon.

The best known powered descents were made by the Apollo astronauts to the lunar surface, using the descent propulsion system of the lunar module (LM). The full power of the thrusters were used during the last few minutes before touchdown.

Subjects: Astronomy and Astrophysics.

Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.