Spacecraft can ‘brake’ in space using drag − advancing craft agility, space safety and planetary missions
- Written by Piyush Mehta, Associate Professor of Space Systems, West Virginia University

When you put your hand out the window of a moving car, you feel a force pushing against you called drag. This force opposes a moving vehicle, and it’s part of the reason why your car naturally slows to a stop if you take your foot off the gas...