NASA solar probe becomes fastest object ever built as it 'touches the sun'
- Fastest human-made object: 244,255 mph (393,044 km/h).
- Closest spacecraft to the sun: 11.6 million miles (18.6 million kilometers).
How fast can a spaceship go in space?
The closest star to Earth is Proxima Centauri. It is about 4.25 light-years away, or about 25 trillion miles (40 trillion km). The fastest ever spacecraft, the now- in-space Parker Solar Probe will reach a top speed of 450,000 mph.
What is the fastest rocket ever?
Bold, black and blazing fast: The North American X-15 was a plane unlike any other. And although it first flew over 60 years ago, it is still the quickest manned aircraft ever to fly.