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Spiral Arms
Regions of stars and interstellar matter that extend from the center of spiral galaxies, forming a spiral pattern; in the Milky Way, these include the Orion Arm where our Solar System resides.
Source: esa.int
APODs including "Spiral Arms"
Arp 188 and the Tadpole's Tidal Tail
15/05/2004
Facing NGC 6946
10/04/2004
Unusual Spiral Galaxy M66
07/04/2004
The Spiral Arms of NGC 4622
21/02/2004
NGC 613: Spiral of Dust and Stars
13/02/2004
NGC 1569: Starburst in a Small Galaxy
05/02/2004
Spiral Galaxy NGC 1232
25/01/2004
Spiral Galaxy NGC 3982 Before Supernova
03/11/2003
M33: Spiral Galaxy in Triangulum
24/09/2003
Spiral Galaxy NGC 7742
26/07/2003
NGC 3621: Far Beyond the Local Group
19/07/2003
M74: The Perfect Spiral
24/05/2003
M83: The Southern Pinwheel Galaxy from VLT
11/05/2003
The Stars of NGC 1705
23/04/2003
Spiral Galaxy In Centaurus
19/04/2003
M106 in Canes Venatici
17/04/2003
NGC 1365: A Nearby Barred Spiral Galaxy
13/04/2003
M101: The Pinwheel Galaxy
10/03/2003
X-Rays from M83
06/02/2003
Facing NGC 6946
04/10/2002
Accretion Disk Simulation
27/09/2002
Spiral Galaxy NGC 300
21/08/2002
Spiral Galaxy NGC 2997 from VLT
04/08/2002
M51: Cosmic Whirlpool
10/07/2002
Bright Galaxy M81
20/06/2002
NGC 3621: Far Beyond the Local Group
05/06/2002
Andromeda Island Universe
18/05/2002
Arp 188 and the Tadpole's Tidal Tail
02/05/2002
NGC 2787: A Barred Lenticular Galaxy
08/04/2002
NGC 4414: A Flocculent Spiral Galaxy
03/04/2002