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Related: About this forumAstronomy's Most Perfect Ring Galaxy, Hoag's Object, Is Still A Mystery After 70 Years
Jul 8, 2020,02:00am EDT
Starts With A Bang
Ethan Siegel Senior
Hoag's object is a bizarre and unusual ring galaxy, with an old population of stars in the central... [+] NASA AND THE HUBBLE HERITAGE TEAM (STSCI/AURA); ACKNOWLEDGMENT: RAY A. LUCAS (STSCI/AURA)
Every once in a while, we find an object in the Universe that completely mystifies us. For generations, astronomers have been observing distant galaxies present all throughout the Universe, cataloguing them and noting their various characteristics. Overwhelmingly, galaxies fell into three different categories:
Spirals and ellipticals are ubiquitous, with spirals more common among isolated or sparsely populated regions of space, while ellipticals often dominate the centers of large galaxy clusters. But in 1950, astronomer Arther Hoag discovered a galaxy unlike any other: Hoag's object, dominated by a vast, ring-like halo. 70 years later, we're still struggling to piece together this galactic mystery.
This image is a composite of the Ring Nebula (Messier 57). This combines new Hubble Wide Field... [+] HUBBLE DATA: NASA, ESA, C. ROBERT ODELL (VANDERBILT UNIVERSITY); LBT DATA: DAVID THOMPSON
More:
https://www.forbes.com/sites/startswithabang/2020/07/08/astronomys-most-perfect-ring-galaxy-hoags-object-is-still-a-mystery-after-70-years/#223a13311c35
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Astronomy's Most Perfect Ring Galaxy, Hoag's Object, Is Still A Mystery After 70 Years (Original Post)
Judi Lynn
Jul 2020
OP
LuvNewcastle
(16,864 posts)1. Gorgeous!
Some of these places are so stunning that they nearly take your breath away when looking at them. They certainly can make a human feel insignificant.
lapfog_1
(29,239 posts)2. Larry Niven just didn't think large enough
orwell
(7,781 posts)3. The Eye of Sauron? n/m