Sentences with phrase «galactic center appears»
Like the Milky Way, Andromeda's galactic center appears to harbor an X-ray source characteristic of a black hole of a million or more solar masses.
http://www.messier-objects.com/ Not exact matches
The study appears to vindicate predictions from theorists such as Mark Morris, an astrophysicist at the University of California, Los Angeles, who in 1993 penned a key paper predicting tens of thousands of stellar - mass black holes would form a disk around the galactic center.
Stars farther from the galactic center unexpectedly appear to move more slowly than stars closer in.
This excess appears most prominent at energies between 1 and 3 billion electron volts (GeV)-- roughly a billion times greater than that of visible light — and extends outward at least 5,000 light - years from the galactic center.
However, other measurements taken by a team of researchers from the University of Strasbourg in France appear to show that stars just outside of Triangulum II are moving faster than the ones close to the galactic center — which were used by Kirby to determine the galaxy's mass.
«Even though the Large Magellanic Cloud is one of our nearest galactic companions, we expect it should share some uncanny chemical similarity with distant, young galaxies from the early universe,» said Marta Sewiło, an astronomer with NASA's Goddard Space Flight Center in Greenbelt, Maryland, and lead author on a paper appearing in the Astrophysical Journal Letters.
In the Monoceros patch observed by the SDSS team, the ring appears to extend over 16,000 ly (5,000 parsecs or pc) above and below the galactic plane, with stars below the plane extending about 2,000 pc further from galactic center than those located above the plane; it also appear to be somewhat less than 13,000 ly (4,000 pc) wide.