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, September 18, 2025

Deep Space Communications

"NASA’s Deep Space Optical Communications technology successfully showed that data encoded in lasers could be reliably transmitted, received, and decoded after traveling millions of miles from Earth at distances comparable to Mars."https://www.jpl.nasa.gov/news/nasas-deep-space-communications-demo-exceeds-project-expectations/?utm_source=iContact&utm_medium=email&utm_campaign=1-nasajpl&utm_content=dsoc20250918
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