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A quasi-star (also called black hole star) is a hypothetical type of extremely massive and luminous star that may have existed early in the history of the Universe. They are thought to live around 7-10 million years.
Sagittarius A*, abbreviated Sgr A* (/ ˈ s æ dʒ ˈ eɪ s t ɑːr / SADGE-AY-star), is the supermassive black hole at the Galactic Center of the Milky Way. Viewed from Earth, it is located near the border of the constellations Sagittarius and Scorpius , about 5.6° south of the ecliptic , [7] visually close to the Butterfly Cluster ...
6 de abr. de 2023 · NASA Hubble Mission Team. Goddard Space Flight Center. Apr 06, 2023. Article. There's an invisible monster on the loose, barreling through intergalactic space so fast that if it were in our solar system, it could travel from Earth to the Moon in 14 minutes.
11 de dez. de 2023 · Black holes, explained by an astrophysicist. These are answers to eight frequently asked questions about black holes, some of the most fascinating objects in the universe. By Paul Sutter |...
6 de mai. de 2024 · A backdrop of the starry sky as seen from Earth completes the scene. Tour an alternative visualization that tracks a camera as it approaches, falls toward, briefly orbits, and escapes a supermassive black hole. This immersive 360-degree version allows viewers to look around during the flight.
6 de abr. de 2023 · Home. News Releases. Hubble Sees Possible Runaway Black Hole Creating a Trail of Stars. View All News Releases. April 06, 2023 10:00AM (EDT)Release ID: 2023-010. In This Release. Summary. Full Article. About This Release. Images. Summary. A Bizarre 200,000-Light-Year-Long Bridge Links a Galaxy to Its Escaping Black Hole.
23 de jan. de 2019 · Jan 23, 2019. Article. When the universe was still a baby – less than 1 billion years old – some of its stars turned into monster black holes. A key mystery in astronomy has been: why are there so many supermassive black holes in the early universe?
