General · Language · Photo

All-sky surveys – visualizing our dynamic galaxy

Advances in all-sky surveys permit better visualization of the motions and dynamics inside our galaxy. And provide a better understanding of the evolution of the Milky Way. X-ray all-sky surveys As noted in this Space.com article, while “optical telescopes are much easier to design than X-ray telescopes … some of the most interesting objects in… Continue reading All-sky surveys – visualizing our dynamic galaxy

General · Media · Story

Yes, Virginia, there is a black hole in the center of our Milky Way

Yes, Virginia, there is a black hole in the center of our Milky Way [1]. What might be expected if you asked, à la a Jay Leno “Jaywalking” segment, some random people this question: “Where’s the nearest black hole?” Well, tallying those that know what a black hole is [5] … those that know what… Continue reading Yes, Virginia, there is a black hole in the center of our Milky Way

Media · Site

The Milky Way’s shape — a peculiar disk

Popular media is abuzz today with news regarding research by NAOC (National Astronomical Observatories of Chinese Academy of Sciences) on the shape of our galaxy, the Milky Way, published in Nature Astronomy today. A peculiar disk. A new 3D model. Original article on Nature Astronomy: “An intuitive 3D map of the Galactic warp’s precession traced by classical… Continue reading The Milky Way’s shape — a peculiar disk

General · Media

Beyond the Milky Way — a game-changing discovery

As I’ve noted elsewhere (Beyond the infinity of black holes), it wasn’t long ago — maybe a 100 years or so, that our view of the cosmos was much more circumscribed. Those who studied cosmology — physicists, astronomers, et al, viewed our cosmos in a much different way, at a much different scale — basically… Continue reading Beyond the Milky Way — a game-changing discovery