Search results

{{Short description|Cluster of stars around a supermassive black hole}} ...black hole]] that has been ejected from the center of its host [[galaxy]]. Stars that are close to the black hole at the time of the ejection will remain bo ...

...Vitor|last2=Pani |first2=Paolo|date=2019|title=Testing the nature of dark compact objects: a status report|journal=Living Reviews in Relativity|volume=22 |is ...in modified gravity: packing extra effective mass in relativistic compact stars|journal=Physical Review D|volume=92 |issue=6 |pages=064002 |doi=10.1103/10. ...

...last6=Gootkin|first6=Keyan|title=Short Term Variability of Evolved Massive Stars with TESS II: A New Class of Cool, Pulsating Supergiants|journal=The Astrop ...land|first1=D. J.|year=1985}}</ref> It is surrounded by a dozen early-type stars and a circumstellar nebula which extends {{convert|0.12|pc|ly|lk=on}}. ...

....07300 |bibcode=2021PhRvD.104b4013C }}</ref> Measuring the Love numbers of compact objects in binary mergers is a key goal of [[gravitational-wave astronomy]] ...

...enauticalalmanac.com/Pub.%20249%20Vol.%201-2020-Dec.pdf Pub. 249 Volume 1. Stars] {{Webarchive|url=https://web.archive.org/web/20201112002241/https://www.th ...d Azimuth Table, known as Ageton, 1931, 36pg. And 2 variants of H.O. 211: Compact Sight Reduction Table, also known as Ageton&ndash;Bayless, 1980, 9+ pg. S- ...

...cts are also known under the names '''XDINS''' (X-ray Dim Isolated Neutron Stars) or simply '''XINS'''.<ref name="Potekhin15">{{harvnb|Potekhin|De Luca|Pons ...red parsecs), middle-age (several hundred thousand years) isolated neutron stars emitting soft X-rays due to cooling. The cooling is confirmed by the [[blac ...

The advent of [[digital single-lens reflex camera]] and, moreover, compact [[Point-and-shoot camera|point and shoot]] digital cameras has made the afo ...ge 69]</ref> Almost from their invention amateur astronomers were adapting compact digital still and video cameras for use in afocal astrophotography.<ref>[ht ...

===Compact sources=== ...rplanetary scintillation measurements can be used to determine the size of compact radio sources, such as [[active galactic nuclei]].<ref>Artyukh (2001), p. 1 ...

...only V915 Scorpii and WR 85 lie at the same distance, while the other two stars are foreground objects. Assumptions about the brightness of each star sugge * [[List of largest stars]] ...

...st2010"/> This measurement confirmed the existence of such massive neutron stars using a different measuring technique. ...as a result of a [[Type II supernova|supernova]] at the end of the life of stars more massive than about 10 times the mass of the Sun ({{Solar mass|link=y}} ...

...date=May 2012 |title=Large collection of astrophysical S factors and their compact representation |journal=Physical Review C |volume=85 |issue=5 |page=054615 ...0 |title=The Proton-Deuteron Transformation As a Source of Energy in Dense Stars |journal=Physical Review|publisher=American Physical Society |volume=57 |is ...

In [[astrophysics]], the '''chirp mass''' of a compact binary system determines the [[leading-order]] orbital evolution of the sys .../002 |arxiv=gr-qc/9602024 |title=Gravitational waveforms from inspiralling compact binaries to second-post-Newtonian order |bibcode=1996CQGra..13..575B |pages ...

...was once recognized as the best candidate for the [[List of largest known stars|largest known star]] when it was a [[red supergiant]],<ref name=levesque/> ...t=Westerlund |first=B. E. |date=1987 |title=Photometry and spectroscopy of stars in the region of a highly reddened cluster in ARA |journal=[[Astronomy & As ...

...first1=S. | last2=Mehrabi | first2=A. | last3=Dominik | first3=M. | title=Compact object detection in self-lensing binary systems with a main-sequence star | ...2=A. O. | title=Formalism for testing theories of gravity using lensing by compact objects. II. Probing post-post-Newtonian metrics | journal=Physical Review ...

* [[EF Eridani]], a star system with a compact star and a degraded planetary-mass former star {{Stars of Serpens}} ...

...te=2007 |orig-year=1st pub. 1987 |pages=221–227 |chapter=Chapter 9: Binary Stars and Stellar Masses |chapter-url=https://books.google.com/books?id=DjeVdb0sL ...u.edu/shane/classes/astrophysics/lectures/lec08_binaries.pdf |title=Binary Stars |first1=Shane |last1=Larson |publisher=[[Utah State University]] |access-da ...

...d also bulk matter. Models were suggested for the NTS to exist in forms of stars, quasars, the dark matter and nuclear matter. ==Soliton-stars== ...

...an the combined [[Power (physics)|power]] of all light radiated by all the stars in the [[observable universe]].<ref name="PRL-20160211"/><ref name="Nature_ ...vents might happen.<ref>{{Cite journal |title=Predictions for the rates of compact binary coalescences observable by ground-based gravitational-wave detectors ...

...68: Astronomers Find Evidence for the First Planet Seen Orbiting a Pair of Stars |url=https://www.nsf.gov/od/lpa/news/press/99/pr9968.htm |access-date=2022- ...

...t radiation depends on the central object's mass. Accretion disks of young stars and [[protostar]]s radiate in the [[infrared]]; those around [[neutron star }}</ref> Elliptical accretion disks formed at tidal disruption of stars can be typical in galactic nuclei and quasars.<ref> ...