Results 281 to 290 of about 67,335 (316)

New Insights into the Sex Chromosome Evolution of the Common Barker Frog Species Complex (Anura, Leptodactylidae) Inferred from Its Satellite DNA Content. [PDF]

Biomolecules
Souza LHB, Ferro JM, Milanez HM, Haddad CFB, Lourenço LB.   +4 more
europepmc   +1 more source

Atacama Large Aperture Submillimeter Telescope (AtLAST) science: The hidden circumgalactic medium. [PDF]

Open Res Eur
Lee M, Schimek A, Cicone C, Andreani P, Popping G, Sommovigo L, Appleton PN, Bischetti M, Cantalupo S, Chen CC, Dannerbauer H, De Breuck C, Di Mascolo L, Emonts BHC, Hatziminaoglou E, Pensabene A, Rizzo F, Rybak M, Shen S, Lundgren A, Booth M, Klaassen P, Mroczkowski T, Cordiner MA, Johnstone D, van Kampen E, Liu D, Maccarone T, Saintonge A, Smith M, Thelen AE, Wedemeyer S.   +31 more
europepmc   +1 more source

A luminous and young galaxy at z = 12.33 revealed by a JWST/MIRI detection of Hα and [O iii]. [PDF]

Nat Astron
Zavala JA, Castellano M, Akins HB, Bakx TJLC, Burgarella D, Casey CM, Chávez Ortiz ÓA, Dickinson M, Finkelstein SL, Mitsuhashi I, Nakajima K, Pérez-González PG, Arrabal Haro P, Bergamini P, Buat V, Backhaus B, Calabrò A, Cleri NJ, Fernández-Arenas D, Fontana A, Franco M, Grillo C, Giavalisco M, Grogin NA, Hathi N, Hirschmann M, Ikeda R, Jung I, Kartaltepe JS, Koekemoer AM, Larson RL, McKinney J, Papovich C, Rosati P, Saito T, Santini P, Terlevich R, Terlevich E, Treu T, Yung LYA.   +39 more
europepmc   +1 more source

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Galaxy groups and clusters

2007
About half the galaxies in the Universe are found in groups and clusters, complexes where typically half the member galaxies are packed into a region ≲1 Mpc across. Groups and clusters no longer expand with the cosmic flow: mutual gravitational attraction is strong enough that the galaxies are moving inward, or have already passed through the core ...
Linda S. Sparke, John S. Gallagher
openaire   +3 more sources

Estimation of the Hubble constant from the scatter of the fundamental plane distances of groups and clusters of galaxies ($71.1\pm 2.8$ km s$^{-1}$ Mpc$^{-1}$)

Modern astronomy: from the Early Universe to exoplanets and black holes
To determine the peculiar velocities of galaxy clusters relative to the Hubble Flow, we need to measure the distances of galaxy systems using some method that is sensitive to their distances.
F. Kopylova, A. Kopylov
semanticscholar   +1 more source

Clusters and Groups of Galaxies

2002
25.1 Typical Properties of Clusters and Groups of Galaxies . . . . . . . . . . . . . . . . . . . . 614 25.2 Cluster Catalogs . . . . . . . . . . . . . . . . . . . . . . 615 25.3 Catalog of Nearby Rich Clusters of Galaxies . . . . . 617 25.4 Cluster Properties . . . . . . . . . . . . . . . . . . . . . 620 25.5 Cluster Classification . . . . . . . . . . .
openaire   +2 more sources

Mass determination in galaxies, groups of galaxies, and clusters of galaxies

IEEE Transactions on Plasma Science, 1990
Computer simulations of interacting galaxies are used to determine the contribution of halos in disk galaxies. It appears that generally the halo is less massive than the disk. Redshift asymmetries are used to separate binary pairs from optical pairs in catalogs of galaxy pairs.
M.J. Valtonen, G.G. Byrd
openaire   +2 more sources