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June 24, 2021 Archives
Thursday, June 24, 2021
THE HAPPENING WORLD: SpaceX's Rideshare Business
Here is where you can book your satellite launch online.
Posted at
14:19
TRACKING WITH CLOSEUPS: Lifetime of Objects in Earth Orbit
I've been asked lots of questions recently about the decay of orbital debris. So, here's a handy infographic to slake your curiosity. pic.twitter.com/y7vk5tgRls
— Tory Bruno (@torybruno) June 23, 2021
Posted at
12:46
CONTEXT: The Square of Every Prime Number > 3 Is a Multiple of 24 plus 1
Posted at
12:20
CONTINUITY: Restoring the Digibarn Xerox Alto
Having set the project aside three years ago as likely hopeless, a once-forlorn Xerox Alto, which appears to be more a collection of failed parts than a system that actually ran, and was kept in a location where animals used it as a nest, is restored to life with the aid of assiduous labour and an abundant supply of replacement TTL chips.
Posted at
11:18