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4 results for spiral arms.

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Keyword     spiral arms

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Spiral Galaxies Support Rotating Space as "Dark Matter" Mechanism
by Jay D. Rynbrandt
Frontiers of Astronomy, Astrophysics and Cosmology. 2017, 3(1), 1-3. DOI: 10.12691/faac-3-1-1
Pub. Date: January 17, 2017Views: 14362Downloads: 14223
dark matter space spiral galaxies spiral arms galactic bars and galaxy
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How Long Can the Spiral Arms of Disc Galaxies Be Optically Observed?
by Hongjun Pan
International Journal of Physics. 2024, 12(5), 212-224. DOI: 10.12691/ijp-12-5-4
Pub. Date: September 16, 2024Views: 5757Downloads: 11376
Spiral arms spiral pattern evolution rigid spiral arms soft spiral arms spiral galaxies
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Spirals and Rings in Barred Galaxies by the ROTASE Model
by Hongjun Pan
International Journal of Physics. 2021, 9(6), 286-307. DOI: 10.12691/ijp-9-6-5
Pub. Date: December 01, 2021Views: 14393Downloads: 15461
ROTASE model formation of spiral arms X-matter black hole chain-link ring crossing
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Pitch Angle Calculation of Spiral Galaxies Based on the ROTASE Model
by Hongjun Pan
International Journal of Physics. 2021, 9(2), 71-82. DOI: 10.12691/ijp-9-2-2
Pub. Date: January 27, 2021Views: 10949Downloads: 13513
X-matter ROTASE model spiral arms pitch angle spiral galaxies simulation
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