Watch a Supermoon and a Hunter’s Moon Coincide on Sunday Night
When the Moon hits your eye like a big pizza pie, that’s a sign that it is reaching perigee. Continue reading Watch a Supermoon and a Hunter’s Moon Coincide on Sunday Night
Tag Archives: Lunar
Apollo: The Alignment Optical Telescope
The Apollo program is a constant reminder that we just don’t need so much to get the job done. Sure it’s easier with today’s tools, but hard work can do it too. [Bill Hammack] elaborates on one such piece of engineering: The Alignment Optical Telescope.
The telescope was used to find the position of the Lunar Module in space so that its guidance computer could do the calculations needed to bring the module home. It does this using techniques that we’ve been using for centuries on land and still use today in space; although now it’s done with computer vision. …read more
