- Arp compiled a catalog of unusual galaxies titled Atlas of Peculiar Galaxies, which was first published in 1966. Arp's motivation for the project was his realization that astronomers understood little about how galaxies change over time.en.wikipedia.org/wiki/Halton_Arp
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Notable Arp galaxies. The Mice Galaxies (NGC 4676; Arp 242). These two galaxies both have tidal tails that form as a consequence of the galaxies' gravitational interaction. The galaxies are also connected by a tidal bridge, another feature formed by the gravitational interaction. 展开
The Atlas of Peculiar Galaxies is a catalog of peculiar galaxies produced by Halton Arp in 1966. A total of 338 galaxies are presented in the atlas, which was originally published in 1966 by the California Institute of Technology. … 展开
Arp realized that the reason why galaxies formed into spiral or elliptical shapes was not well understood. He perceived peculiar galaxies as small "experiments" that astronomers could use to … 展开
• Index Catalogue (IC)
• Messier object (M)
• New General Catalogue (NGC)
• Uppsala General Catalogue (UGC) 展开Maynard Pittendreigh, an amateur astronomer and occasional writer, has compiled a list of the brightest Arp Galaxies that are most easily viewed by typical amateur … 展开
1. ^ Arp, Halton (1966). Atlas of Peculiar Galaxies. Pasadena, California: California Institute of Technology. Retrieved 5 Jan 2010. (online version, including Arp's original tabular data, and PDF link)
2. ^ Halton Arp, Seeing Red: Redshift, Cosmology and … 展开CC-BY-SA 许可证中的维基百科文本 Arp's Catalog Of Peculiar Galaxies
2007年11月12日 · The 338 Arp fields range from familiar bright galaxies like M51 down to faint 17th magnitude nearly-anonymous fleaspecks. Few starcharts or observing guides reference the Arp number, so to find most Arps, the …
Arp 273 - Wikipedia
Arp 273 is a pair of interacting galaxies, 300 million light years away in the constellation Andromeda. It was first described in the Atlas of Peculiar Galaxies, compiled by Halton Arp in …
Webb Captures the Spectacular Galactic Merger Arp 220 - NASA
2023年4月17日 · Shining like a brilliant beacon amidst a sea of galaxies, Arp 220 lights up the night sky in this view from NASA’s James Webb Space Telescope. Actually two spiral …
ARP Atlas of Peculiar Galaxies - California Institute of Technology
Reproduced with kind permission of the author, Dr. Halton C. Arp ... ATLAS OF PECULIAR GALAXIES HALTON ARP MOUNT WILSON AND PALOMAR OBSERVATORIES CARNEGIE …
Halton Arp's Atlas of Peculiar Galaxies - cseligman.com
Although the Atlas was intended only as a sampling, rather than an inclusive listing of galaxies, it contains a number of interesting objects that are often referred to by their Arp numbers. The table below is based on Arp's …
ARP Atlas of Peculiar Galaxies - California Institute of Technology
The galaxies have been grouped empirically, putting together all the objects that look alike. Special emphasis is on the form of the galaxies or the nature of the peculiarity and the …
ARP ATLAS OF PECULIAR GALAXIES - California Institute of …
ARP ATLAS OF PECULIAR GALAXIES. Arp 1: Arp 2; Arp 3: Arp 4. ARP ATLAS OF PECULIAR GALAXIES. Arp 1: Arp 2: Arp 3: Arp 4 ...
Webb Captures the Spectacular Galactic Merger Arp 220
2023年4月17日 · A stunning smash-up of two spiral galaxies shines in infrared with the light of more than a trillion suns. Collectively called Arp 220, the colliding galaxies ignited a …
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