搜索结果: 1-15 共查到“天文学 Scientists”相关记录34条 . 查询时间(0.167 秒)
An accretion disk is a colossal whirlpool of gas and dust that gathers around a black hole or a neutron star like cotton candy as it pulls in material from a nearby star. As the disk spins, it whips u...
When NASA’s 990-pound Dragonfly rotorcraft reaches the Selk crater region – the mission’s target touchdown spot – on Saturn’s moon Titan in 2034, Cornell’s Léa Bonnefoy '15 will have helped to make it...
Scientists have spotted farthest galaxy on record（图）
星系 恒星 天体物理
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2023/6/21
The most distant galaxy on record has been spotted by an international team of astronomers, including researchers at the Center for Astrophysics | Harvard & Smithsonian.
Scientists develop the largest, most detailed model of the early universe to date（图）
早期宇宙模型 黎明女神 Thesan 辐射
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2023/6/9
It all started around 13.8 billion years ago with a big, cosmological “bang” that brought the universe suddenly and spectacularly into existence. Shortly after, the infant universe cooled dramatically...
Space scientists reveal secret behind Jupiter's 'energy crisis'
Jupiter's atmospheric heating gas giant Jupiter
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2021/8/9
New research has revealed the solution to Jupiter's 'energy crisis', which has puzzled astronomers for decades. Astronomers have created a detailed global map of the gas giant's upper atmosphere, conf...
Scientists image magnetic fields at edge of M87's black hole（图）
Scientists mage magnetic fields edge M87 black hole
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2021/3/26
Event Horizon Telescope scientists, who produced the first image of a black hole, have revealed a new view of the massive object at the center of the M87 galaxy, showing how it looks in polarized...
Scientists link star-shredding event to origins of universe's highest-energy particles（图）
Scientists star-shredding event origins universe highest-energy particles
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2021/3/5
A team of scientists has detected the presence of a high-energy neutrino -- a particularly elusive particle -- in the wake of a star's destruction as it is consumed by a black hole.The discovery is a ...
Scientists have discovered an ancient lakebed deep beneath the Greenland ice（图）
Scientists ancient lakebed deep beneath Greenland ice
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2020/11/20
Scientists have detected what they say are the sediments of a huge ancient lakebed sealed more than a mile beneath the ice of northwest Greenland -- the first-ever discovery of such a sub-glacial feat...
Scientists find closest known asteroid to fly by Earth（图）
Scientists closest known asteroid fly by Earth
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2020/8/27
On August 16, 2020, the Zwicky Transient Facility, a robotic survey camera located at the Palomar Observatory near San Diego, spotted an asteroid that had, just hours earlier, traveled only 1,830...
Scientists discover massive rotating disk in early universe（图）
Scientists massive rotating disk early universe
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2020/6/5
In the 13.8 billion-year-old universe, most galaxies form gradually, reaching their large mass relatively late.But the National Science Foundation-funded discovery of a massive rotating disk gala...
Scientists discover clues to ancient high sea level rise in Mallorcan cave（图）
Scientists ancient high sea level rise Mallorcan cave
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2019/10/18
Scientists studying evidence preserved in a coastal cave have shown that more than three million years ago -- a time in which Earth was two to three degrees Celsius warmer than the pre-industrial era ...
Fast Radio Bursts ‘Twists And Shouts’ Help Scientists Determine Source Of Cosmic Blasts
Fast Radio Bursts Twists Shouts Scientists Cosmic Blasts
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2018/1/31
An international group of astronomers has found that the Cornell University-discovered fast radio burst FRB 121102 – a brief, gigantic pulse of radio waves from 3 billion light years away – passes thr...
Scientists Observe Supermassive Black Hole In Infant Universe（图）
Scientists Supermassive Black Hole Infant Universe
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2017/12/19
A team of astronomers, including two from MIT, has detected the most distant supermassive black hole ever observed. The black hole sits in the center of an ultrabright quasar, the light of which was e...
NSF-supported scientists present research results on Earth's critical zone at 2017 AGU fall meeting（图）
NSF scientists Earth's critical zone 2017 AGU fall meeting
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2017/11/24
Find related stories on NSF's Critical Zone Observatories at this link.The thin veneer of Earth's surface that stretches from the top of the forest canopy to the base of bedrock is known as the "criti...
Scientists to discuss new developments in gravitational-wave astronomy（图）
Scientists new developments gravitational-wave astronomy
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2017/10/25
Journalists are invited to join the National Science Foundation (NSF) as it brings together scientists from the Laser Interferometer Gravitational-Wave Observatory (LIGO) and Virgo collaborations, as ...