After 1.7 billion miles Juno nails its Jupiter orbit to within tens of miles

After 1.7 billion miles Juno nails its Jupiter orbit to within tens of miles

Traveling at a speed of 165,000 mph toward a swirling gas giant that filled most of its horizon Monday night, the Juno spacecraft would have no second chances. Had its Leros 1b engine burned too long, Jupiter would have swallowed Juno into its gaseous maw.

arstechnica.com

Amazing. This is more difficult, vastly moreso, than you may even be thinking.