3 ms·
2) It's actually a lot easier to speed something up enough to eject it from the solar system than it is to slow it down enough to let it fall into the Sun. the
by Symmetry 4y ago
2) It's actually a lot easier to speed something up enough to eject it from the solar system than it is to slow it down enough to let it fall into the Sun. the first is only 18 km/s but the later is 30 and with the tyranny of the rocket equation every bit of delta-v is harder than the last.
- rtkwe 4y agoOrbits are very non-intuitive until you've had a chance to play around with them, KSP did wonders for my understanding of orbits. Lots of people make the mistake that once you're in orbit you can just freely move in 3D to wherever you want a perception not helped by the number of times movies show it working that way.