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Sagittarius (constellation)
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Sagittarius is one of the constellations of the zodiac and is located in the Southern celestial hemisphere. It is one of the 48 constellations listed by the 2nd-century astronomer Ptolemy and remains
The "Teapot" asterism is in Sagittarius. The Milky Way is the "steam" coming from the spout. The galactic center Sagittarius A* is located off the top
The "Teapot" asterism is in Sagittarius. The Milky Way is the "steam" coming from the spout. The galactic center Sagittarius A* is located off the top of the spout.
Sagittarius region of the Milky Way
Sagittarius region of the Milky Way
The constellation Sagittarius. North is to the left. The line going to the right connects ζ to α and β Sagittarii. Above this line one sees Corona Aus
The constellation Sagittarius. North is to the left. The line going to the right connects ζ to α and β Sagittarii. Above this line one sees Corona Australis.
Sagittarius from Al-Sufi's Book of Fixed Stars, dated 1009-10
Sagittarius from Al-Sufi's Book of Fixed Stars, dated 1009-10
Sagittarius A*
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Sagittarius A*, abbreviated as Sgr A*, 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 Sc
Sagittarius (constellation)
…A is also located beyond the Sagittarius region, near its western boundary with Ophiuchus. Astronomers believe that one of its components, known as Sagittarius A*, is associated with a supermassive black hole at the center of the galaxy, with a mass of 2.6 million solar masses. Although not visible to the naked…
Sagittarius A* imaged by the Event Horizon Telescope in 2017, released in 2022
Sagittarius A* imaged by the Event Horizon Telescope in 2017, released in 2022
Dusty cloud G2 passes the supermassive black hole at the center of the Milky Way. Composition of images taken at different times to show motion; color
Dusty cloud G2 passes the supermassive black hole at the center of the Milky Way. Composition of images taken at different times to show motion; colored blue when approaching the viewer, red when receding; time is left to right. Red cross marks the black hole.
An unusually bright X-ray flare from Sgr A* was detected in 2013.
An unusually bright X-ray flare from Sgr A* was detected in 2013.
Supernova remnant ejecta producing planet-forming material seen in radio and X-ray
Supernova remnant ejecta producing planet-forming material seen in radio and X-ray