« June 30, 2021 | Main | July 2, 2021 »

July 1, 2021 Archives

Thursday, July 1, 2021

THE HAPPENING WORLD: SpaceX Starship Super Heavy Booster BN3 Moved to Launch Pad

This booster is not intended to fly. It will be used to for ground-based tests of its structure and systems and compatibility with ground support equipment. The next booster, BN4, is presently slated for the first flight test.

Posted at 18:43 Permalink

TRACKING WITH CLOSEUPS: Inside a Small Engine Carburetor

Posted at 11:13 Permalink

CONTINUITY: Vacuum Tube Computer Part 14: Building an Exclusive-Or (XOR) Gate

Alas, the long-deferred power-up sequencing challenge requires all-up testing to be deferred until a future episode.

Posted at 10:57 Permalink

THE HAPPENING WORLD: Arianespace Soyuz ST33 / OneWeb Launch

Posted at 10:34 Permalink