What are spiral density waves and how do they affect the distribution of gas and stars near the center?

Jun 3, 2013 ... The center of the Milky Way likely still contains a "supermassive black hole" that the rest of the stars orbit around, but it turns out that the ... May 26, 2024 ... Hypertriglyceridemia-Induced Acute Pancreatitis-The Milky Way Constellation-The Seven-Year Experience of a Large Tertiary Centre. Diagnostics ... Mar 9, 2014 ... ... center of the Milky Way Galaxy, 27000 light-years from Earth. Large quantities of interstellar dust and gas between the Galactic center and ... The Sun is located on one of the spiral arms, about 25,000 light-years away from the center of the galaxy. Even if you could travel at the speed of light ( ... Mar 7, 2025 ... A star has been spotted shooting away from the heart of our galaxy at around 500 kilometres per second, giving astronomers clues about a group of stellar ... Oct 22, 2020 ... Below is a picture of the real Milky Way taken by the satellite COBE. The disk and center region of our Galaxy are readily recognizable. Jun 21, 2023 ... Sagittarius A*, the supermassive black hole at the center of the Milky Way galaxy, woke some 200 years ago to devour cosmic debris, ... Jun 28, 2017 ... On the other hand, the central bulge of a spiral galaxy contains several million stars in a fairly small volume. That central bulge is what you ... Jan 23, 2013 ... The result of this paper is that gas in Galactic center gas clouds really is HOT. This study of 22 different positions in gas clouds in the ... May 1, 2020 ... I'm usually shooting with my Nikon D750 at ISO 12800 and shutter speeds in between 3 to 20 seconds, depending on the weather and clarity of sky.