What is the approximate speed of a craft returning from low Earth orbit?
Answer
$17,500 ext{ mph}$ ($28,000 ext{ km/h}$)
The text specifies that when returning from a low Earth orbit, a craft is moving at roughly $17,500 ext{ mph}$ ($28,000 ext{ km/h}$).
#Videos
How Do Spacecraft Survive Re-Entry? - YouTube
Related Questions
What is the approximate speed of a craft returning from low Earth orbit?What is the actual source of the extreme temperature experienced during reentry?How does an ablative heat shield protect the underlying structure?What is the primary optimization goal for a reusable booster during reentry, contrasting with expendable capsules?What does aerodynamic braking primarily accomplish in the initial reentry phase for reusable vehicles?Why is the reentry burn performed by vehicles like the Falcon 9 crucial?What is the key role of devices like the Falcon 9's grid fins?What results from a craft entering the atmosphere at too steep an angle?What risk is associated with a reentry entry angle that is too shallow?How does the mass difference (due to expended propellant) affect trajectory planning for reusable first stages?