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LIGO-Virgo finds mystery object in gap between neutron stars and black holes（图）
LIGO-Virgo mystery object gap between neutro holes
2020/7/3
When the most massive stars die, they collapse under their own gravity and leave behind black holes. When stars that are a bit less massive die, they explode in supernovas and leave behind dense, dead...
LIGO再获双中子星碰撞产生的引力波
LIGO 双中子星 碰撞 引力波
2020/1/15
日前，美国激光干涉引力波天文台（LIGO）科学合作组织和欧洲处女座（Virgo）引力波探测器合作组织共同宣布，第二次探测到双中子星并合产生的引力波事件，编号为GW190425。相关研究结果已提交给《天体物理学杂志》。
NSF statement on latest LIGO-Virgo detection of binary black hole merger（图）
NSF latest LIGO-Virgo binary black hole merger
2017/12/19
Scientists supported by the National Science Foundation (NSF) recently announced the detection of the merger of two relatively "light" black holes, 7 and 12 times the mass of the sun, respectively, at...
两个黑洞（中子星）在强大引力的相互作用下相互绕转着靠近彼此，越转越快，直至最后发生碰撞并合。在不断靠近彼此的过程中，就已经产生了引力波。理论预言，如果它们质量相当，在相互靠近的过程中，引力波的辐射不仅带走了能量，还能使得轨道从一个大椭圆较快地逐渐收缩到一个圆，到最后发出被LIGO探测到的高频强引力波信号时，轨道已经很圆了。
LIGO and Virgo make first detection of gravitational waves produced by colliding neutron stars（图）
LIGO Virgo first detection gravitational waves produced colliding neutron stars
2017/10/26
For the first time, scientists have directly detected gravitational waves -- ripples in space-time -- in addition to light from the spectacular collision of two neutron stars. This marks the first tim...
LIGO And Virgo Observatories Jointly Detect Black Hole Collision（图）
LIGO And Virgo Observatories Jointly Detect Black Hole Collision
2017/10/24
In August, detectors on two continents recorded gravitational wave signals from a pair of black holes colliding. This discovery, announced today, is the first observation of gravitational waves by thr...
Statement from National Science Foundation (NSF) Director France Córdova regarding news that researchers at the Laser Interferometer Gravitational-wave Observatory (LIGO) detected gravitational waves ...