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研究:银河系中心所含质量的99.9%来自黑洞
银河系中心的超级黑洞人马座A*艺术假想图。 科学家对银河系中心进行了至今以来最精确的观测和分析后发现,银河系中心超级黑洞的质量占此区域总质量的99.9%。 银河系的正中心区域盘踞着一个质量高达太阳430万倍的超级黑洞人马座A*(Sgr ...
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今日热点
MSNBC cancels Reid’s show
LA death row inmate dies
Announces retirement
Plans to add 20,000 US jobs
3 dead after boat capsizes
Gets 20 years in prison
Russian invasion anniversary
Search warrants challenged
Pope Francis awake, resting
2022 parade shooting trial
SAG Awards winners
Named FBI deputy director
To invest $52B+ in AI
1,600+ workers to be fired?
Wins NASCAR Cup race
LA DA opposes new trial
Former All-Star pitcher dies
Largest drone attack on UKR
PA hospital shooting
Frozen shakes recalled
Israel's tanks in West Bank
Earns 100th World Cup win
Files motion to dismiss case
Sports gambling probe
Receives Chairman's prize
Kentucky flooding death toll
Security issue diverts flight
5 found dead in IN home
Patel to be named ATF chief?
Ready to resign for peace
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