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The Triangulum Galaxy is a spiral galaxy 2.73 million light-years (ly) from Earth in the constellation Triangulum.It is catalogued as Messier 33 or NGC 598.With the D 25 isophotal diameter of 18.74 kiloparsecs (61,100 light-years), the Triangulum Galaxy is the third-largest member of the Local Group of galaxies, behind the Andromeda Galaxy and the Milky Way.
Neutron stars are thought to have high rigidity in the crust, and thus a low Love number: ; [6] [7] isolated, nonrotating black holes in vacuum have vanishing Love numbers for all multipoles =. [ 8 ] [ 9 ] [ 10 ] Measuring the Love numbers of compact objects in binary mergers is a key goal of gravitational-wave astronomy .
Cover of Weird Tales issue of October 1939, where the story first appeared. "In the Walls of Eryx" is a short story by American writers H. P. Lovecraft and Kenneth J. Sterling, [1] written in January 1936 and first published in Weird Tales magazine in October 1939. It is a science fiction story involving space exploration in the near future.
Analysis of historical records show that Romano's Star was likely quiescent from 1900 until five outbursts occurred between 1960 and 2010. The brightness is not constant during maximum but shows variations on a timescale of months. The third of the five outbursts was the brightest, peaking at magnitude 16.5. [2]
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HD 15082 (also known as WASP-33) is a star located roughly 397 light years away [2] in the northern constellation of Andromeda. [10] The star is a Delta Scuti variable [11] and a planetary transit variable. A hot Jupiter type extrasolar planet, named WASP-33b or HD 15082b, orbits this star with an orbital period of 1.22 days. It is the first ...
One example of star lore is the inventing of the story of Orion the Hunter and the Scorpius the Scorpion by the ancient Greeks. This ancient culture saw a very startling pattern of bright stars in the winter sky that, from their point of view, resembled a mighty hunter, which they named Orion. During the summer, they saw another startling ...
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