Wednesday, 18 August 2021

A Ghostly Galaxy's Lack of Dark Matter


Galaxies and dark matter go together like peanut butter and jelly. Rarely is one without the other. via NASA https://ift.tt/37TbiQ3

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NASA's CHAPEA Crew "Returns" to Earth

The four-member Crew Health and Performance Exploration Analog (CHAPEA) crew poses outside for the first time in more than a year following ...