Space flight

Air Brake

How it works, and what it shows: read the note on the blog.

Try next

The Whole Voyage The best version of the ship, drawn two ways: as the engine would build it, and as a film would.
Sun Dive Fall to 2.2 solar radii and burn at the bottom of the fall.
The Sun as a Telescope Fly out to the line, 548 AU away, where the Sun's gravity focuses starlight.

Every simulator runs on our own engine and shows its working. The notes on the blog explain how they work.