Results 141 to 150 of about 6,380 (236)

Discovery of a very Lyman-α-luminous quasar at z = 6.62. [PDF]

Sci Rep, 2017
Koptelova E, Hwang CY, Yu PC, Chen WP, Guo JK.   +4 more
europepmc   +1 more source

Water-Vapor Maser Emission from the Seyfert 2 Galaxy IC 2560: Evidence for a Super-Massive Black Hole [PDF]

, 2001
Yuko Ishihara, Naomasa Nakai, Naoko Iyomoto, Kazuo Makishima, P. J. Diamond, Peter J. Hall   +5 more
openalex   +1 more source

Little red dots as young supermassive black holes in dense ionized cocoons. [PDF]

Nature
Rusakov V, Watson D, Nikopoulos GP, Brammer G, Gottumukkala R, Harvey T, Heintz KE, Damgaard R, Sim SA, Sneppen A, Vijayan AP, Adams N, Austin D, Conselice CJ, Goolsby CM, Toft S, Witstok J.   +16 more
europepmc   +1 more source

Multiwavelength analysis of the variability of the blazar 3C 273. [PDF]

Mon Not R Astron Soc, 2020
Fernandes S, Patiño-Álvarez VM, Chavushyan V, Schlegel EM, Valdés JR.   +4 more
europepmc   +1 more source

X-ray reflection in the nearby Seyfert 2 galaxy NGC 1068 [PDF]

, 2006
K. A. Pounds, S. Vaughan
openalex   +1 more source

JWST interferometric imaging reveals the dusty torus obscuring the supermassive black hole of Circinus galaxy. [PDF]

Nat Commun
Lopez-Rodriguez E, Sanchez-Bermudez J, González-Martín O, Nikutta R, Lau RM, Thatte D, García-Bernete I, Girard JH, Hankins MJ.   +8 more
europepmc   +1 more source

SiO and CH3OH mega-masers in NGC 1068. [PDF]

Nat Commun, 2014
Wang J, Zhang J, Gao Y, Zhang ZY, Li D, Fang M, Shi Y.   +6 more
europepmc   +1 more source

Evidence for a sub-Jovian planet in the young TWA 7 disk. [PDF]

Nature
Lagrange AM, Wilkinson C, Mâlin M, Boccaletti A, Perrot C, Matrà L, Combes F, Beust H, Rouan D, Chomez A, Milli J, Charnay B, Mazevet S, Flasseur O, Olofsson J, Bayo A, Kral Q, Carter A, Crotts KA, Delorme P, Chauvin G, Thebault P, Rubini P, Kiefer F, Radcliffe A, Mazoyer J, Bodrito T, Stasevic S, Langlois M.   +28 more
europepmc   +1 more source

Revisiting The Spectral and Timing Properties of NGC 4151. [PDF]

Astrophys J, 2019
Zoghbi A, Miller JM, Cackett E.
europepmc   +1 more source

A Radio Study of the Seyfert Galaxy IC 5063: Evidence for Fast Gas Outflow [PDF]

, 1998
R. Morganti, T. Oosterloo, Z. Tsvetanov
openalex   +1 more source