![Spaceflight / Ursa Major constellation / X-ray astronomy / Supermassive black hole / Harvard–Smithsonian Center for Astrophysics / Stellar black hole / Messier 82 / American Astronomical Society 215th meeting / Astronomy / Space / Chandra X-ray Observatory Spaceflight / Ursa Major constellation / X-ray astronomy / Supermassive black hole / Harvard–Smithsonian Center for Astrophysics / Stellar black hole / Messier 82 / American Astronomical Society 215th meeting / Astronomy / Space / Chandra X-ray Observatory](https://www.pdfsearch.io/img/49195fc314c8ce7b6441d9384fe1987f.jpg)
| Document Date: 2009-01-16 12:48:33 Open Document File Size: 271,39 KBShare Result on Facebook
City Cambridge / / Country United States / / Facility Observatory Center M81 / / Organization Smithsonian Center for Astrophysics / Smithsonian / National Aeronautics and Space Administration / Harvard / / ProvinceOrState Massachusetts / Wisconsin / / Technology ESA / X-ray / / URL http /
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