2026-09-13 02:55:29
S301 is a very normal #star in a very unusual neighbourhood.
It orbits Sgr A*, the #BlackHole at the #MilkyWay's centre, at 8% of the speed of light, and approaches to within 12 AU (about the distance from the …
S301 is a very normal #star in a very unusual neighbourhood.
It orbits Sgr A*, the #BlackHole at the #MilkyWay's centre, at 8% of the speed of light, and approaches to within 12 AU (about the distance from the …
Accurate distances of the Galactic spiral arms from dust-scattered X-ray emission of gamma-ray bursts: #MilkyWay at Arms' Length: https://www.esa.int/Science_Exploration/Space_Science/XMM-Newton/XMM-Newton_helps_revise_distance_to_outer_spiral_arms / https://chandra.si.edu/press/26_releases/press_070126.html
Evidence of a massive accretion event 1.8 billion years before the Gaia-Sausage-Enceladus merger: #MilkyWay: https://www.iac.es/en/outreach/news/iac-and-ull-have-contributed-hubble-discovery-reveals-one-earliest-mergers-milky-way
Sky test near the zenith a bit outside of Bergrothenfels with the cell phone lying on a car roof - 30 seconds at f/1.79 and ISO 3200 - capturing the #MilkyWay between Cygnus and Cassiopeia.
RE: #MilkyWay, with south up and deliberately out of focus: something we northerners don't see every day ...