搜索结果: 1-6 共查到“国际动态 天文学 Back-n”相关记录6条 . 查询时间(0.015 秒)
Back in days of great floods（图）
火星 水系统 行星物理学
2023/6/21
You wouldn’t know it to look at Mars now, but rushing waters that crested banks had a hand in sculpting the face of the bone-dry red planet.
New Theory Turns Back Clock on Conditions Behind Universe's Origin
Turns Back Clock Universe's Origin
2016/2/22
In a new study, scientists from The University of Texas at Dallas and their colleagues suggest a novel way for probing the beginning of space and time, potentially revealing secrets about the conditio...
Neutron Stars Strike Back at Black Holes in Jet Contest
Neutron Stars Strike Back Black Holes Jet Contest
2015/8/13
Some neutron stars may rival black holes in their ability to accelerate powerful jets of material to nearly the speed of light, astronomers using the Karl G. Jansky Very Large Array (VLA) have discove...
A Japanese spacecraft has successfully returned what are the first samples ever obtained from the surface of an asteroid. Using microscopic methods to study the grains, researchers have confirmed that...
NASA's Wise Eye Spies First Glimpse of the Starry Sky; Infrared All-Sky Surveying Telescope Sends Back First Images from Space
NASA's Wise Eye the Starry Sky Telescope First Images from Space
2010/1/11
NASA's Wide-field Infrared Survey Explorer, or WISE, has captured its first look at the starry sky that it will soon begin surveying in infrared light.Launched on Dec. 14, WISE will scan the entire s...
Dark energy dates back nine billion years（图）
Dark energy astronomical gravitational attraction
2006/12/1
17 November 2006，In 1998 the astronomical community was astounded when data from Hubble and other telescopes established that the rate of expansion of the universe was increasing – something that phys...