How fast was the Helios 2 probe?
252,792 km/hAbout 157,000 mph · Orbit
It set a speed record near the Sun in 1976 that lasted over 40 years.
That's about 4,500 times a red kangaroo's top speed (56 km/h).
🛰️252,792 km/h
🪐Uranus's orbit
By speed: Helios 2 is about 10× faster than Uranus's orbit.
Things about as fast
- How fast does Mercury orbit the Sun?170,500 km/h
- How fast was the Galileo probe entering Jupiter?170,640 km/h
- How fast is Halley's Comet at its fastest?196,560 km/h
- How fast are Perseid meteors?212,400 km/h
- What is Jupiter's escape velocity?214,200 km/h
- How fast are Leonid meteors?255,600 km/h
- How fast was Juno at Jupiter?265,000 km/h
- How fast is Andromeda approaching us?396,000 km/h
Many real things vary, so we use a typical or official figure. Spotted a mistake? Email [email protected].