How a Skyhook Could Launch Spacecraft from Earth Orbit
Kurzgesagt – In a Nutshell · Explainer · 7 min · 2019 · YouTube title: 1,000km Cable to the Stars - The Skyhook
Why it's here
Used as the accessible reference for skyhook and space tether ideas in HN discussions of Mars transit, launch and space elevators.
What it covers
Kurzgesagt explains the skyhook, a rotating cable with a counterweight that could catapult spacecraft from Earth orbit toward deep space. It covers why it would make space travel cheaper and more efficient.