There is a suggestion that a high-velocity neutron star created in the stellar core collapse that created Sgr A East is visible as a point x-ray source to the north of the remnant, just outside of the supernova remnant.[2] Supernova are rare, occurring at a rate of around once every 50 years in the Milky Way Galaxy,
www.astrophysicsspectator.com/topics/milkyway/Sagittari... www.astrophysicsspectator.com/topics/milkyway/SagittariusAComplex.html
23. Sgr A* is believed to be the center of the Milky Way galaxy because ... 39. __________ is an irregular galaxy that is believed to have collided with the Milky Way and is expected to merge with the Milky Way in the future. a. The Andromeda galaxy b. The Small Magellanic Cloud c. M87 d. The Virgo cluster...
hoth.ncat.edu/~michael/moonstruck/astrotrivia/galaxy.ht... hoth.ncat.edu/~michael/moonstruck/astrotrivia/galaxy.html
The Milky Way's central black hole, like its more-massive cousins in more-active galactic nuclei, is believed to be drawing in material from its surroundings, ... Thirty years after astronomers discovered the mysterious object at the exact center of our Milky Way Galaxy, an international team of scientists has...
www.nrao.edu/pr/2004/sagastar/
An international team, led by astronomers at the MIT Haystack Observatory, has obtained the closest views ever of what is believed to be a super-massive black hole at the center of the Milky Way galaxy. ... Sagittarius A* (Sgr A*): The supermassive black hole at the center of the Milky Way galaxy. Image / Image / NASA,
web.mit.edu/newsoffice/2008/blackhole-view-0903.html
This Chandra image of the supermassive black hole at our Galaxy's center, a.k.a. Sagittarius A* or Sgr A*, was made from the longest X-ray exposure of that region to date. In addition to Sgr A* more than two thousand other X-ray sources were detected in the region, ... Category Black Holes, Milky Way Galaxy...
chandra.harvard.edu/photo/2003/0203long/
Sagittarius A* - Wikipedia, the free encyclopedia
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Sagittarius A* (pronounced "A-star", standard abbreviation Sgr A* ) is a bright and very compact astronomical radio source at the center of the Milky Way Galaxy, part of a larger astronomical featu...
en.wikipedia.org/wiki/Sagittarius_A*
The Milky Way system is a spiral galaxy consisting of over; ... the center of the Milky Way coincides with the source marked Sag A (or Sagittarius A), ... The stars are located near Sagittarius A*, the radio source lying near the center of the galaxy. From its radio signal alone, Sgr A* did not have to be particularly massive,
casswww.ucsd.edu/public/tutorial/MW.html
Radio maps of our galaxy show spiral arms because ... Sgr A* is believed to be the center of the Milky Way galaxy because; ... convection does not extend all the way to the center of the core.
www.shawneecc.edu/craigb/AST111/tests/studyguide12-20.h... www.shawneecc.edu/craigb/AST111/tests/studyguide12-20.htm
The Chandra X-ray Observatory may have spied a supermassive black hole in the center of the Milky Way Galaxy ... The galactic center itself is at the edge of the extremely bright object labeled Sagittarius (Sgr) A, suspected of harboring a million solar mass black hole. [larger image]; If Sag A* really does harbor a black...
science.nasa.gov/headlines/y2000/ast29feb_1m.htm
6. The age of the Milky Way galaxy has been estimated to be at least 15 billion years based on ... 11. Sgr A* is believed to be the center of the Milky Way galaxy because (choose ALL that apply)
www.physics.sfsu.edu/~lwilliam/hw6.htm