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Dark Matter Tugs Massive Spiral Galaxies to Breakneck Speeds

Hubble images of three spiral galaxies, each of which weighs several times as much as the Milky Way. The bottom row shows three even more massive spiral galaxies that qualify as "super spirals," which were observed by the ground-based Sloan Digital Sky Survey. Super spirals typically have 10 to 20 times the mass of the Milky Way. Halo Whaling at …

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Kepler's forgotten notions of symmetry help to explain spiral galaxies without the need for dark matter – new research

The 17th-century astronomer Johannes Kepler was the first to think about the structure of snowflakes. Why are they so symmetrical? How does a page know how long the other side has grown? Kepler said it was all about what we would now call a "morphogenic field" – that things should have the shape that they have. Science has meanwhile rejected …

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Hubble Views Spiral Galaxy is aimed directly at us

By Hubble Space Telescope 29. July 2019 Believe it or not, this long, bright strip of bright bubbles and pockets of material is like a spiral galaxy our Milky Way galaxy. But how could that be? It turns out that we see this galaxy named NGC 3432, which is directly focused on us from our point of view here on …

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The share of J.C. Penney falls as the retail spiral moves down

J.C. Penney shares fell 17% on Friday, after it was revealed that the 117-year-old retailer had hired consultants to help restructure his debt to avert bankruptcy. The shares fell by 18 cents and closed at 90 cents. The stock had fallen 88 cents the day before, down nearly 19%. Since the end of 2018, the stock has been trading at …

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