We can indirectly detect dark matter thru gravitational lensing. That is how NASA created this map showing the actual locations of dark matter in tinted blue.
“Whatever is causing gravity to work differently at a galaxy scale than at a solar system scale”.
Nothing is. Gravity works the same. We don’t just infer dark matter from gravity fields. We can detect and map the exact locations of dark matter thru gravitational lensing.
Study: Dark matter does not exist and the universe is 27 billion years old (www.earth.com) angielski
Heh
Flying first on Ariane 6 (www.esa.int)
Trio of mini moon rovers pass key tests ahead of upcoming lunar launch (photos) (www.space.com)
Map reveals all the space junk we've already littered on Mars (metro.co.uk)
First Space-Based Gravitational Wave Detector Gets Go-Ahead (www.scientificamerican.com)
Frozen water discovered on Mars could fill Red Sea (www.newsweek.com)
Cosmology article series
This might be interesting to people here. It is an unfinished series of articles that cover each major stage of the big bang era timeline....
Neptune and Uranus seen in true colours for first time (www.bbc.com)