搜索结果: 16-30 共查到“国际动态 星系与宇宙学”相关记录32条 . 查询时间(2.751 秒)
世界最大红外望远镜“维斯塔”传回首组清晰宇宙照片（图）
红外望远镜 “维斯塔” 宇宙
2009/12/17
据美国每日科学网站及英国《每日邮报》报道，英国功能强大的新型天文望远镜——“维斯塔（VISTA）”近日拍摄并传回首组清晰的宇宙照片，其中包括银河系中心区域、火焰星云NGC 2024以及天炉星座，表明其观测遥远星系和恒星的任务业已开始。天文学家们期望这台世界最大红外望远镜能揭示出神秘宇宙更不为人知的一面。
天文学家首次拍下仙女座星系吞噬邻近星系照片（图）
仙女座星系 邻近星系
2009/9/7
仙女座星系(Andromeda galaxy)是离我们所在的银河系最近的一个星系，距离地球大约250万光年，似乎正在吞噬较小的星系。
《自然》：科学家首次锁定引力波探测范围
首次 引力波 探测范围
2009/8/24
引力波是宇宙从大爆炸中诞生后紧接着瞬间的极度混沌中产生的，就像宇宙初生时发出的“啼哭”声。爱因斯坦在广义相对论中预言了引力波的存在，科学界一百多年来一直苦苦探寻引力波。一个国际科研小组在2009年8月20日出版的新一期《自然》杂志上报告说，他们终于锁定了引力波的探测范围。
“赫歇尔”卫星首次拍下星系“完美”图像（图）
“赫歇尔”卫星 首次 星系 图像
2009/6/22
欧洲航天局6月19日说，该机构上月发射的“赫歇尔”卫星日前拍下第一批图像，虽然图像内容是一个为人熟知的涡状星系，但其清晰度比以前有了很大提高。
科学家或首次发现银河系外行星 距地球250万光年（图）
首次 银河系外行星
2009/6/22
据俄罗斯《纽带》网报道，一支由意大利、瑞士、西班牙和俄罗斯科学家组成的观测小组近日宣布，他们很可能在人类历史上第一次发现了一颗位于银河系之外的行星。
29 May 2007，Andromeda XII offers clues to how galaxies form A“small” galaxy has been spotted entering our own part of space and could give astronomers a tantalising glimpse of how galaxies are formed.
29 March 2007,Scientists are about to release the initial results from the AKARI mission which is shedding light on both the birth and death of stars and galaxies.
07 March 2007，Cosmology presents a singular challenge to those who would attempt to explain its mysteries and conundra to a general audience. For example, the author of the preceding authoritative-sou...
Full-spectrum study of small patch of sky yields portrait of maturing universe（图）
galaxies
2007/3/12
6 March 2007，BERKELEY – A massive project to generate an all-color map of the galaxies in a small area of sky, utilizing four satellite telescopes and four ground-based telescopes, is yielding new inf...
February 23, 2007,The first 3 images below are examples of images of M31, the Andromeda Galaxy, made with the first few elements (antennas) of the Allen Telescope Array (ATA). These maps (or radio ima...
8 January 2007，Dark matter is fundamentally different from normal “luminous” matter that makes up stars, planets and humans. It is invisible to modern telescopes, giving off no light or heat, and it s...
16 December, 2006，The surprises began early on, with the second grain Brownlee worked on in his laboratory -- a calcium-aluminum inclusion, a rare material found in some meteorites. The stunning thing...
14 December 2006，The European Space Agency’s Mars Express spacecraft is providing new clues about the red planet’s geological history.
Mars Global Surveyor Discovers Current Liquid Water Activity on Mars（图）
Mars Liquid Water
2006/12/20
December 6, 2006，The discoveries were made as part of a campaign to monitor curious light-toned deposits that had been observed on the walls of craters in the mid-latitudes of Mars (from 30 to 60 degr...
national aeronautics and space administration to Discuss Exploration Strategy and Lunar Architecture（图)
Lunar Architecture televised news conference
2006/12/8
November 30, 2006，MOFFETT FIELD - NASA Deputy Administrator Shana Dale and senior executives from the Exploration Systems Mission Directorate will host a televised news conference at 11 a.m. PST Monda...