What makes constellations?

Constellations are named after a Greek or Roman God. They were made to help sailors find their way. Now they are used to help more people find their way. In this world such help is very useful.

Thursday, June 4, 2026

Nancy Grace Roman Space Telescope

"We just took one final look at NASA's Nancy Grace Roman Space Telescope, and now? It's officially ready for launch."https://www.space.com/astronomy/the-mirror-passed-with-flying-colors-nasa-just-took-its-last-look-at-the-nancy-grace-roman-space-telescope-before-launch
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