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.

Tuesday, June 23, 2026

Menstruation in Microgravity



"One new mission is setting out to study menstruation in microgravity for the first time ever."


https://www.space.com/space-exploration/human-spaceflight/menstruation-in-space-will-be-studied-for-1st-time-with-operation-period?utm_term=1E9CE68B-BB7D-4199-A76E-9D014B1CA562&lrh=64a20f24338333901e4cb7afc40a3cfae56c6770df59fc13cf25a5ce36d78b01&utm_campaign=58E4DE65-C57F-4CD3-9A5A-609994E2C5A9&utm_medium=email&utm_content=61ACBB3C-8283-4A8A-A52F-B9E7A4E99ED2&utm_source=SmartBrief

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