搜索结果: 271-285 共查到“国际动态 天体物理学”相关记录378条 . 查询时间(1.954 秒)
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'Electroweak' stars predicted(图)
Electroweak' stars nuclear fuel conventional stars
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2009/12/23
Physicists in the US claim that there may be "electroweak" stars lurking in the universe. Such stars are, the researchers say, what certain heavy stars could become once they have consumed their nucle...
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Are quasars star-making machines?(图)
quasars star-making machines
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2009/12/10
A quasar is a black hole that draws in matter from the surrounding space. Its strong gravitational field imposes a huge kinetic energy on this matter, causing it to radiate across a wide range of wave...
NASA's LCROSS Impacts Confirm Water in Lunar Crater
NASA's LCROSS Confirm Water Lunar Crater
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2009/11/19
Preliminary data from NASA's Lunar Crater Observation and Sensing Satellite, or LCROSS, indicates the mission successfully uncovered water in a permanently shadowed lunar crater. The discovery opens a...
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Carbon swaddles baby neutron star(图)
Carbon neutron star
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2009/11/24
Physicists in Canada and the UK have had a rare glimpse at the atmosphere of a neutron star just 330 years after it was formed in a violent explosion. Instead of resembling more mature neutron stars, ...
《天体物理学杂志》:奇特系外行星上会下“岩石雨”
天体物理学 系外行星
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2009/10/9
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研究发现宇宙磁场对于恒星诞生具有重要作用(图)
宇宙磁场 恒星诞生
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2009/10/9
NASA Announces Awards For Future Astrophysics Suborbital Flights
Astrophysics Suborbital Flights galaxy clusters supernova remnants
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2009/9/28
NASA has selected nine scientific teams to work on future high-altitude balloon and sounding rocket payloads. The selected proposals address a wide range of astrophysical mysteries from dark matter an...
《天体物理学杂志通讯》:早期黑洞成长缓慢
早期黑洞 成长
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2009/8/13
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NASA unveils aerial views of Apollo landing sites(图)
NASA aerial views Apollo landing sites
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2009/7/20
The highest-ever resolution aerial views of the Apollo landing sites will be made publicly available by NASA today. The photos have been returned by NASA’s Lunar Reconnaissance Orbiter (LRO), launched...
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《天体物理学杂志》:黑洞为星系成长“踩刹车”(图)
黑洞 星系成长
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2009/7/8
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以色列物理学家创造人造声音黑洞(图)
以色列 人造声音黑洞
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2009/6/22
Black-hole analogue traps sound
Black-hole analogue sound astrophysical sense
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2009/6/22
Physicists in Israel have created a black–hole analogue that can trap sound in the same way an astrophysical black hole can trap light. The system, which comprises a “density-inverted Bose–Einstein co...
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科学家首次用天体测定法探测“跷跷板”行星(图)
天体测定法 “跷跷板”行星
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2009/6/1
美科学家推超光速飞行新理论:变木星为能量
超光速飞行新理论 木星 能量
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2009/5/18
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Astronauts set to upgrade Hubble(图)
Astronauts Hubble Hubble Space Telescope mission
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2009/5/21
Astronauts are preparing for a set of spacewalks to repair and upgrade the Hubble Space Telescope, which will enable the 19–year-old instrument to carry on taking images of the early universe until 20...