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・ M303 Special Operations Forces demolition kit
・ M31
・ M31 HEAT rifle grenade
・ M31 motorway
・ M31 motorway (Hungary)
・ M311
・ M32
・ M32 motorway
・ M320 Grenade Launcher Module
・ M32R
・ M33
・ M33 (gene)
・ M33 cluster bomb
・ M33 helmet
・ M33 in Andromeda
M33 X-7
・ M34
・ M34 (keelboat)
・ M34 cluster bomb
・ M34 grenade
・ M34 highway (Tajikistan)
・ M35
・ M35 2½-ton cargo truck
・ M35 motorway (Hungary)
・ M36
・ M36 tank destroyer
・ M360 105mm Cartridge
・ M37
・ M37 highway (Turkmenistan)
・ M38


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M33 X-7 : ウィキペディア英語版
M33 X-7

M33 X-7 is a black hole binary system in the galaxy M33. The system is made up of a stellar mass black hole and a companion star. M33 X-7 is the largest known stellar black hole with an estimated mass of 15.65 times that of the Sun ().〔http://www.nasa.gov/mission_pages/chandra/news/07-112.html〕 The total mass of the system is estimated to be around , which would make it the most massive black hole binary system.
==Location==

M33 X-7 lies within the Triangulum Galaxy which is approximately 3 million light years (ly) distance from the Milky Way in constellation Triangulum. This would make M33 X-7 one of the furthest confirmed stellar mass black holes known.

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
ウィキペディアで「M33 X-7」の詳細全文を読む



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