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Spiral Galaxies


Pisces, the fish

Pisces, the Fish October 4, 2011

The Sun and our solar system lie in the "thin disk" of our galaxy.

The Milky Way May 21, 2010

Featured Images

Spitzer infrared view of M31

Hot Spiral August 13, 2021

spiral galaxy ARP-MADORE0002-503

Back to Work July 22, 2021

Hubble Space Telescope sequence of a supernova explosion

Cosmic Fireworks December 29, 2020

Artist's concept of a rotating disk galaxy in the early universe

Ancient Galaxy May 26, 2020

Hubble Space Telescope view of Messier 83, the Southern Pinwheel Galaxy

Mini Milky Way April 27, 2020

Multi-wavelength view of Messier 106

Arming a Galaxy April 5, 2020

HST view of NGC 1073

Step Up to the Bar November 6, 2018

Hubble Space Telescope view of Messier 101

Twisted Galaxy November 5, 2018

Hubble Space Telescope view of NGC 3344

Galactic Beauty February 15, 2018

M33, the Triangulum Galaxy

Fuzzy Pinwheel November 18, 2017

Multi-wavelength view of NGC 6946, the Fireworks Galaxy

Fireworks Factory August 23, 2017

The spiral galaxy Messier 77

Spiral Beauty July 12, 2017

Hubble Space Telescope view of the galaxy NGC 1300

Star Bar December 18, 2016

Hubble Space Telescope view of M63

Galactic Sunflower August 26, 2016

Map of the Milky Way's spiral arms

Starry Arms July 25, 2016

Strong winds blowing from a black hole in a distant spiral galaxy

Windy Black Hole January 15, 2016

The Milky Way galaxy's spiral arms

Arming the Milky Way February 18, 2015

Radio Programs

Spiral Arms Bright arms for beautiful galaxies August 13, 2021

Super Clusters Super star clusters in a nearby galaxy December 8, 2020

Galaxy Pair Stirring up a pair of spiral galaxies November 27, 2020

Sagittarius Bar Stepping up to the Milky Way’s bar August 19, 2020

Hercules Galaxies A busy cluster of galaxies July 25, 2020

Galactic Twin A galactic twin in the evening sky October 27, 2019

Barred Spirals Bellying up to the galactic bar November 6, 2018

Spiral Galaxies Jamming up some beautiful galaxies November 5, 2018

NGC 5907 Building up a flat galaxy September 30, 2018

Eridanus Cluster Galaxy clusters in the southern sky January 14, 2018

Disappearing Star A potential firecracker fizzles out August 23, 2017

Leo’s Triplets A galactic trio in the lion May 11, 2017

M100 The grandeur of a spiral galaxy April 19, 2017

Barred Spirals Stepping up to the galactic bar December 18, 2016

The Milky Way Mapping out the Milky Way galaxy September 28, 2016

Sunflower Galaxy Sculpting a galactic sunflower August 26, 2016

Scutum Arm Wrapping an arm around the galaxy July 25, 2016

Grand M81 A “grand design” for a galaxy May 24, 2016

Super Spirals Making beautiful giant galaxies April 2, 2016