06 December 2021
Astronomers find a galaxy with no dark matter
... range,” say Piña and colleagues. The team also report that an alternative theory to dark matter, known as MOND (MOdified Newtonian Dynamics, a hypothesis that proposes a modification of Newton's law of universal gravitation to account for observed...
March 2016
Why We Need Space Artists
..., knew what the lunar mountains really look like in profile. His 1937 book Sur les Autres Mondes (On Other Worlds) is a classic. Master of space art The best-known space artist from the forties and...
18 June 2021
The spin of the Milky Way's galactic bar has slowed by a quarter, say researchers
...) reject the idea of dark matter, instead seeking to explain discrepancies by tweaking Einstein's theory of general relativity. As MOND would not account for dark matter in the halo, it would predict no, or significantly too little slowing of the ...
March 2016
Mining outer space may be cool but is it legal?
... the economy into the High Frontier. References 1 See, e.g., Verne, J: Hector Servadac, Voyages et Adventures a traverse le Monde Solaire (“Off on a Comet”), 1877. 2 See, e.g., Tsiolkovsky, K.E.: The Exploration of Cosmic Space by Means of Rocket...
17 February 2017
Researchers suggest a new natural law can explain the rotation of galaxies
... guide theoretical physicists to build some appropriate mathematical extension of Einstein's General Relativity." Modified gravity or MOND as it is known as, is the hypothesis of Modified Newtonian Dynamics proposed by Israeli physicist Moti Milgrom...
