how fast does the space shuttle go
The Space Shuttle traveled at about 17,500 miles per hour (around 28,000 km/h) in orbit, fast enough to circle Earth roughly once every 90 minutes.
Quick Scoop: How fast does the Space Shuttle go?
To really answer âhow fast does the space shuttle go,â it helps to break its trip into phases: launch, orbit, and landing.
Launch: From pad to orbit
Right after liftoff, the Shuttle is still relatively slow, but it accelerates brutally fast.
- In the first couple of minutes, it punches through the thickest part of the atmosphere and goes through âMax Qâ (maximum aerodynamic stress) at around a few hundred mph.
- By the time the solid rocket boosters separate a little over 2 minutes into flight, itâs already moving at several thousand miles per hour (around 3,000 mph or 4,800 km/h).
- The main engines keep firing for about 8â8.5 minutes after launch, pushing the Shuttle up to orbital velocity of roughly 17,500 mph (about 28,000 km/h).
You can imagine a passenger jet doing 550 mph looking like itâs crawling compared to a Shuttle thatâs already at thousands of mph before its engines even cut off.
Orbit: Where it really flies
Once the Shuttle is in low Earth orbit, its speed is what people usually mean when they ask how fast it goes.
- Typical orbital speed: about 17,500 mph (around 7.8 km/s or 28,000 km/h).
- At this speed, it can lap Earth in about 90 minutes, giving astronauts a sunrise or sunset roughly every 45 minutes.
- Slight variations: depending on the exact orbit and mission profile, speeds are around that 7.8 km/s mark, with recorded values near 7.85 km/s on some flights.
A neat way to picture it: if you could drive a car at Shuttle orbital speed, youâd go from New York to Los Angeles in under a minute.
Reentry and landing: Slamming on the brakes
On the way home, the Shuttle slows from hypersonic speeds to something more airplane-like.
- Before reentry, itâs still doing about 17,000+ mph in orbit.
- As it hits the upper atmosphere, drag bleeds off speed, turning kinetic energy into heat (thatâs why it needs heat tiles).
- By the time itâs approaching the runway, itâs down to a few hundred mph; touchdown is roughly in the same range as a fast airliner, around 200 mph.
From âMach 25 in spaceâ down to âbig glider landing on a runwayâ all happens in less than an hour.
Why it has to go that fast
The Shuttle doesnât go insanely fast just for bragging rights; itâs about staying in orbit at all.
- To orbit Earth, you donât just go âupâ; you must go sideways so fast that as you fall toward Earth, the ground curves away beneath you.
- For low Earth orbit, that sideways speed works out to about 7.8 km/s (17,500 mph), which is the sweet spot where gravityâs pull and the Shuttleâs forward motion balance into a stable orbit.
If it went much slower, it would drop back into the atmosphere; much faster, and it would head toward a higher orbit or escape trajectory, depending on how hard you push.
Mini FAQ and quick facts
- Q: What is the top speed of the Space Shuttle?
A: In typical missions, about 17,500 mph (28,000 km/h) in low Earth orbit.
- Q: How long does it take to reach that speed?
A: Around 8 to 8.5 minutes from liftoff to main engine cutoff.
- Q: Is that faster than jets like the SRâ71 Blackbird?
A: Yes, by a huge margin. The SRâ71 tops out around Mach 3+, while the Shuttle in orbit is around Mach 23â25 (depending on altitude, if you compare using âMachâ at sea-level-equivalent).
- Q: Does it go that fast in the atmosphere?
A: No. It reaches its highest speeds in the vacuum of space or extremely thin upper atmosphere, where air resistance is tiny.
Tiny storytelling-style recap
Picture standing on a Florida beach before dawn, watching the countdown tick to zero. Thunder rolls over the ocean as the Shuttle claws its way skyward, at first seeming slow and heavy. Within minutes, itâs already racing faster than any plane youâve ever seen, boosters peel away and tumble back to Earth, and the remaining stack keeps pushing harder. By the time the engines finally shut down, the âplaneâ you saw leave the pad is now a silent streak circling the entire planet every hour and a halfâmoving so fast that, from orbit, continents slide by in the time it takes you to make a cup of coffee.
Information gathered from public forums or data available on the internet and portrayed here.