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Major progress made in construction of Fred Young Submillimeter Telescope（图）
弗雷德·杨 亚毫米望远镜 射电天文学
2023/5/22
An enormous hole 22 meters in diameter has been dug near the summit of Cerro Chajnantor in Chile’s Atacama Desert, at an elevation of 18,400 feet. The hole stands ready for the cement foundation on wh...
Rings around young star suggest planet formation in progress
Rings around young star planet formati progress
2016/12/27
Rice University astronomers and their colleagues have for the first time mapped gases in three dark rings around a distant star. The rings mark spaces where planets are thought to have formed from dus...
The catalog of radial velocity standard stars for the Gaia RVS: status and progress of the observations
Galaxy Astrophysics (astro-ph.GA) Solar and Stellar Astrophysics (astro-ph.SR)
2010/12/23
A new full-sky catalog of Radial Velocity standard stars is being built for the determination of the Radial Velocity Zero Point of the RVS on board of Gaia. After a careful selection of 1420 candidate...
Stellar Populations in Galaxies：Progress on The Milky Way, on Dwarf Irregulars, and on Elliptical Galaxies
Stellar Populations Elliptical Galaxies The Milky Way
2009/6/5
Stellar Populations in Galaxies：Progress on The Milky Way, on Dwarf Irregulars, and on Elliptical Galaxies。
PROGRESS REPORT ON THE MONITORING ACTIVE LATE-TYPE STARS IN 2005/2006 AND THE ANALYSIS OF V523 CAS
Stars late type-Stars activity-starspots-Stars individual V523 Cas
2009/2/18
We present the light curve analysis of late-type binary V523 Cas
for the season 2005. The spot has been revealed on the secondary. According to
theoretical considerations, the spot appeared to be ho...