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IMAGE RELEASE:Shocking Results of Galaxy-Cluster Collisions（图）
Shocking Results Galaxy-Cluster Collisions
2017/11/23
A giant collision of several galaxy clusters, each containing hundreds of galaxies, has produced this spectacular panorama of shocks and energy. The collisions generated shock waves that set off a cel...
VLA Gives New Insight Into Galaxy Cluster’s Spectacular “Mini-Halo”
VLA Galaxy Cluster’s Spectacular Mini-Halo
2017/7/21
Astronomers using the National Science Foundation’s Karl G. Jansky Very Large Array (VLA) have discovered new details that are helping them decipher the mystery of how giant radio-emitting structures ...
Embryonic cluster galaxy immersed in giant cloud of cold gas
Embryonic cluster galaxy immersed giant cloud of cold gas
2016/12/13
Astronomers studying a cluster of still-forming protogalaxies seen as they were more than 10 billion years ago have found that a giant galaxy in the center of the cluster is forming from a surprisingl...
Massive Galaxy Cluster Found to Be Bursting With New Stars
Massive Galaxy Cluster New Stars
2015/9/18
An international team of astronomers has discovered a distant massive galaxy cluster with a core bursting with new stars.The discovery, made with the help ofW. M. Keck Observatory’sMOSFIRE instru...
Large values for the mass-to-light ratio (ϒ) in self-gravitating systems is one of the most important evidences of dark matter. We propose a expression for the mass-to-light ratio in spherical sy...
A new search for variable stars in the globular cluster NGC 6366
variable stars globular cluster NGC 6366
2009/7/10
A new search for variable stars in the globular cluster NGC 6366。
The mass profile of NGC1399 determined from globular cluster dynamics
globular cluster dynamics mass profile
2009/6/10
The mass profile of NGC1399 determined from globular cluster dynamics。
Resolving Stellar Cluster Enigmas through N-body Simulations
Stellar Cluster Enigmas N-body Simulations
2009/6/10
Resolving Stellar Cluster Enigmas through N-body Simulations。
Membership in the region of the open cluster NGC2244 via the EM algorithm
open cluster NGC2244 via EM algorithm
2009/6/10
Membership in the region of the open cluster NGC2244 via the EM algorithm。