Sort hul (Danish Wikipedia)

eso.org: Location of the HR 6819 in the constellation of Telescopium Citat: "...This map shows most of the stars visible to the unaided eye under good conditions and the system itself is marked with a red circle...", backup

europapress.es (Global: 897^th place; Danish: 8,071^st place)

europa press, 19. juli 2021: "Cómo el universo es reflejado cerca de los agujeros negros"

heaven32.com (Global: low place; Danish: low place)

Heaven32, 13. juli 2021: "Ahora tenemos matemáticas precisas para describir cómo los agujeros negros reflejan el universo"

ing.dk (Global: 9,201^st place; Danish: 54^th place)

nasa.gov (Global: 12^th place; Danish: 99^th place)

What Are Black Holes? - NASA

nature.com (Global: 207^th place; Danish: 192^nd place)

An ultraluminous quasar with a twelve-billion-solar-mass black hole at redshift 6.30, Nature.com, 25. februar 2015 (engelsk)
Stephen Hawking: ‘There are no black holes’, nature.com, 24.01.2014
Divergent reflections around the photon sphere of a black hole Albert Sneppen på nature.com hentet 11. september 2021

newscientist.com (Global: 1,041^st place; Danish: 542^nd place)

Stephen Hawking’s new theory offers black hole escape, newscientist.com, 24.01.2014

politiken.dk (Global: 2,077^th place; Danish: 8^th place)

Politiken, 31. august 2021: Lasse Foghsgaard - "Han har løst en gåde, fysikere har jagtet i 40 år: »Jeg har beskæftiget mig med fysik og astronomi siden 1995, og jeg kan ikke umiddelbart mindes noget tilsvarende«"

scitechdaily.com (Global: low place; Danish: 1,029^th place)

May 6, 2020, scitechdaily.com: Astronomers Discover Hidden Black Hole “Near” Earth – Closest Ever Found to Our Solar System

stackexchange.com (Global: 4,114^th place; Danish: 5,383^rd place)

astronomy.stackexchange.com

Astronomy StackExchange, 25. juli 2021: "Could dark matter exist in the Universe in the form of sufficiently dense objects?"

theguardian.com (Global: 16^th place; Danish: 34^th place)

Massive black hole discovered near heart of the Milky Way. The Guardian 2017

unboxholics.com (Global: low place; Danish: low place)

Unboxholics, 17. juli 2021: "Φοιτητής υπολόγισε με μαθηματικά την παραμόρφωση του σύμπαντος γύρω από τις μαύρες τρύπες"

videnskab.dk (Global: low place; Danish: 59^th place)

Hvad er et sort hul? Videnskab.dk 2009
06 maj 2020, videnskab.dk: Astronomer finder usynligt sort hul, som er det tætteste på Jorden Formentlig ligger der hundreder af millioner af sorte huller skjult i vores galakse, mener forskerne Citat: "...Astronomer fra Det Europæiske Sydobservatiorium (ESO) i Chile har spottet et sort hul 1.000 lysår fra Jorden, hvilket er det tætteste på Jorden, man hidtil kender til...Omkring det nyopdagede sorte hul kredser to stjerner, der er en del af stjernebilledet Kikkerten, der kan ses med det blotte øje på den sydlige halvkugle..."
Videnskab.dk, Forskerzonen, 17. august 2021: Peter Laursen - "Dansk fysikstuderende løser gåde om sorte huller"

warpnews.org (Global: low place; Danish: low place)

Warp News, 15. juli 2021: "Longtime math mystery of black holes solved"

web.archive.org (Global: 1^st place; Danish: 1^st place)

eso.org: Location of the HR 6819 in the constellation of Telescopium Citat: "...This map shows most of the stars visible to the unaided eye under good conditions and the system itself is marked with a red circle...", backup
Andrew Hamilton's Homepage: Inside Black Holes: A Black Hole is a Waterfall of Space, backup Citat: "... I prefer a different definition. A black hole is a place where space is falling faster than light..."

Sort hul (Danish Wikipedia)

aanda.org (Global: 2,832nd place; Danish: 6,981st place)

arxiv.org (Global: 49th place; Danish: 286th place)

colorado.edu (Global: 2,916th place; Danish: 2,446th place)

jila.colorado.edu

doi.org (Global: 2nd place; Danish: 9th place)

earthsky.org (Global: 9,771st place; Danish: 4,062nd place)

eso.org (Global: 2,825th place; Danish: 1,983rd place)

europapress.es (Global: 897th place; Danish: 8,071st place)

heaven32.com (Global: low place; Danish: low place)

ing.dk (Global: 9,201st place; Danish: 54th place)

nasa.gov (Global: 12th place; Danish: 99th place)

nature.com (Global: 207th place; Danish: 192nd place)

newscientist.com (Global: 1,041st place; Danish: 542nd place)

politiken.dk (Global: 2,077th place; Danish: 8th place)

scitechdaily.com (Global: low place; Danish: 1,029th place)

stackexchange.com (Global: 4,114th place; Danish: 5,383rd place)

astronomy.stackexchange.com

theguardian.com (Global: 16th place; Danish: 34th place)

unboxholics.com (Global: low place; Danish: low place)

videnskab.dk (Global: low place; Danish: 59th place)

warpnews.org (Global: low place; Danish: low place)

web.archive.org (Global: 1st place; Danish: 1st place)

aanda.org (Global: 2,832^nd place; Danish: 6,981^st place)

arxiv.org (Global: 49^th place; Danish: 286^th place)

colorado.edu (Global: 2,916^th place; Danish: 2,446^th place)

doi.org (Global: 2^nd place; Danish: 9^th place)

earthsky.org (Global: 9,771^st place; Danish: 4,062^nd place)

eso.org (Global: 2,825^th place; Danish: 1,983^rd place)

europapress.es (Global: 897^th place; Danish: 8,071^st place)

ing.dk (Global: 9,201^st place; Danish: 54^th place)

nasa.gov (Global: 12^th place; Danish: 99^th place)

nature.com (Global: 207^th place; Danish: 192^nd place)

newscientist.com (Global: 1,041^st place; Danish: 542^nd place)

politiken.dk (Global: 2,077^th place; Danish: 8^th place)

scitechdaily.com (Global: low place; Danish: 1,029^th place)

stackexchange.com (Global: 4,114^th place; Danish: 5,383^rd place)

theguardian.com (Global: 16^th place; Danish: 34^th place)

videnskab.dk (Global: low place; Danish: 59^th place)

web.archive.org (Global: 1^st place; Danish: 1^st place)