The MAssive Cluster Survey (MACS) compiled and characterized a sample of very X-ray luminous (and thus, by inference, massive), distant clusters of galaxies...

The Phoenix Cluster (SPT-CL J2344-4243) is a massive, Abell class type I galaxy cluster located at its namesake, southern constellation of Phoenix. It...

observed by the Hubble Space Telescope (HST) as part of the Southern MAssive Cluster Survey (SMACS), as well as Planck and Chandra. Left: image taken by HST...

model the distribution of dark matter in the cluster. Clusters of galaxies are the most recent and most massive objects to have arisen in the hierarchical...

Galaxy cluster SPT-CL J0615-5746. Galaxy cluster RXC J0232.2-4420. Galaxy cluster RXC J0032.1+1808 as part of the RELICS program. Massive galaxy cluster PSZ2...

Magellanic Clouds Magnetic-activated cell sorting MAssive Cluster Survey, a survey of distant galaxy clusters that are very bright in X-ray Mac's Convenience...

cluster created by the collision of two galaxy clusters, and is part of the MAssive Cluster Survey (MACS). Like the earlier discovered Bullet Cluster...

galaxy cluster located 5.4 billion light years away in the constellation Auriga, appearing in the Massive Cluster Survey (MACS). The cluster was formed...

Climate Sounder instrument, on Mars Reconnaissance Orbiter spacecraft MAssive Cluster Survey abbreviated as either MACS or MCS Matrix cable system, submarine...

Near-infrared Spectroscopic Survey of Newly Discovered Massive Stars in the Periphery of Galactic Massive Star Clusters I-NGC 3603". The Astrophysical...

largest and most massive type of star cluster, tending to be older, denser, and composed of lower abundances of heavy elements than open clusters, which are...

phase of the cluster's most massive stars, which originally belonged to spectral type B. Brown dwarfs, however, are rare in this cluster, probably because...

the more massive globular clusters of stars exert a stronger gravitational attraction on their members, and can survive for longer. Open clusters have been...

images taken by the Hubble Space Telescope during the Massive Cluster Survey, MACS. This cluster causes gravitational lensing of distant galaxies producing...

Abell catalogue of galaxy clusters. He called them "second-order clusters", or clusters of clusters. Superclusters form massive structures of galaxies,...

requires there to be a mass. The more massive an object, the more lensing is observed. An example is a cluster of galaxies lying between a more distant...

2016). "Unveiling Gargantua: A new search strategy for the most massive central cluster black holes". Astronomy & Astrophysics. 585. A153. arXiv:1509.04782...

sample of 12 extreme galaxy clusters at z > 0.5 discovered by the MAssive Cluster Survey (MACS). During 2012 the galaxy cluster was announced as gravitationally...

et al. (September 2014), "The Gaia-ESO Survey: Stellar content and elemental abundances in the massive cluster NGC 6705", Astronomy & Astrophysics, 569:...

The Quintuplet cluster is a dense cluster of massive young stars about 100 light years from the Galactic Center (GC). Its name comes from the fact it...

October 2020). "The R136 star cluster dissected with Hubble Space Telescope/STIS – II. Physical properties of the most massive stars in R136". Monthly Notices...

was suggested that IC 1101 was at the center of a massive cooling flow within the Abell 2029 cluster, but later observations dismissed this. A 2017 paper...

obtained by a deep infrared survey. The cluster is also known as RSGC2, one of several massive open clusters in Scutum, each containing multiple red supergiants...

MACS 1423-z7p64 is a galaxy listed in the MAssive Cluster Survey (MACS), and announced on 10 April 2017 in the journal Nature Astronomy, as being the most...

Maclear (double stars) MACS — Massive Cluster Survey or Magellanic Catalogue of Stars MACHO — MACHO Project lensing events (Massive Compact Halo Object) MACHO-LMC...

stars in the universe. The formal name MACS J1149 is a reference to MAssive Cluster Survey and the star's coordinates in the J2000 astronomical epoch. While...

groups and galaxy clusters. Defining the limits of galaxy clusters is imprecise as many clusters are still forming. In particular, clusters close to the Milky...

while less massive stars continue fusing hydrogen on the main sequence. Extensive surveys have revealed a total of 8 white dwarfs in the cluster core, corresponding...

Supergiant Cluster 1) is a young massive open cluster in the Milky Way galaxy. It was discovered in 2006 in the data generated by several infrared surveys, named...

Star clusters are large groups of stars held together by self-gravitation. Two main types of star clusters can be distinguished. Globular clusters are...