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  2. Sagittarius A* - Wikipedia

    en.wikipedia.org/wiki/Sagittarius_A*

    Sagittarius A*, abbreviated as Sgr A* (/ ˈ s æ dʒ ˈ eɪ s t ɑːr / SADGE-AY-star [3]), is the supermassive black hole [4] [5] [6] 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 (M6) and Lambda Scorpii.

  3. Sagittarius A - Wikipedia

    en.wikipedia.org/wiki/Sagittarius_A

    Sagittarius A (Sgr A) is a complex radio source at the center of the Milky Way, which contains a supermassive black hole. It is located between Scorpius and Sagittarius , and is hidden from view at optical wavelengths by large clouds of cosmic dust in the spiral arms of the Milky Way.

  4. Schwarzschild radius - Wikipedia

    en.wikipedia.org/wiki/Schwarzschild_radius

    640 kg/m 3: Sagittarius A* ... [15] 2.823 × 10 32 kg: ... assuming that the body has a constant mass-density. [17] In contrast, the physical radius of the body is ...

  5. Galactic Center - Wikipedia

    en.wikipedia.org/wiki/Galactic_Center

    The supermassive black hole Sagittarius A*, imaged by the Event Horizon Telescope. [32] The complex astronomical radio source Sagittarius A appears to be located almost exactly at the Galactic Center and contains an intense compact radio source, Sagittarius A*, which coincides with a supermassive black hole at the center of the Milky Way.

  6. Speed of sound - Wikipedia

    en.wikipedia.org/wiki/Speed_of_sound

    The speed of sound is the distance travelled per unit of time by a sound wave as it propagates through an elastic medium. More simply, the speed of sound is how fast vibrations travel. At 20 °C (68 °F), the speed of sound in air is about 343 m/s (1,125 ft/s; 1,235 km/h; 767 mph; 667 kn), or 1 km in 2.91 s or one mile in 4.69 s.

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  8. Heidi Klum Defends Racy Fashion Choices: ‘I’m Not Shy About ...

    www.aol.com/heidi-klum-defends-racy-fashion...

    Heidi Klum is confident in what she chooses to wear.. The 51-year-old German supermodel is addressing critics who have negative things to say about the way she dresses. “I’m not shy about my ...

  9. ‘Drunk’ Tenn. GOP Rep. Ken Yager, 77, caught on ... - AOL

    www.aol.com/news/drunk-tenn-gop-rep-ken...

    Tennessee state Sen. Ken Yager, 77, was caught on camera stumbling around as troopers tried to make him walk in a straight line on Jekyll Island in Georgia at about 5 p.m. Tuesday.