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.

Monday, June 24, 2024

NASA flights over Philadelphia and Baltimore and more

"This summer between June 17 and July 2, NASA is flying aircraft over Baltimore, Philadelphia, parts of Virginia, and California to collect data on air pollutants and greenhouse gas emissions."

https://www.jpl.nasa.gov/news/nasa-led-mission-to-map-air-pollution-over-both-us-coasts?utm_source=iContact&utm_medium=email&utm_campaign=nasajpl&utm_content=earth20240624

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