Type Archives - Page 11 of 26 - Roger Nelson Astronomy

NGC 1023

Roger Nelson February 5, 2024110 Finest NGCs, Galaxies, Herschel 400 Catalog, Lists, Local Group, Log Book, NGC Objects, Portfolios Leave a Comment

NGC 1023 NGC 1023 is a barred lenticular galaxy, a member of the NGC 1023 group of galaxies in the Local Supercluster. Distance measurements vary from 9.3 to 19.7 million parsecs (30 to 64 million light-years). The supermassive black hole …

NGC 869/884 Double Cluster

Roger Nelson February 5, 2024110 Finest NGCs, Herschel 400 Catalog, Lists, NGC Objects, Open Clusters, Portfolios Leave a Comment

NGC 869/884 Double Cluster NGC 869 is the westernmost of the Double Cluster. NGC 884 is the easternmost of the Double Cluster. NGC 869 and 884 are often designated h and χ Persei, respectively. The cluster is about 14 million years …

NGC 936

Roger Nelson February 5, 2024110 Finest NGCs, Galaxies, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Portfolios Leave a Comment

Excerpt from The Web NGC 936 is a barred lenticular galaxy in the constellation Cetus. It is at a distance of about 60 million light-years away from Earth. Its nucleus and prominent bar have high surface brightness. Because of the …

NGC 246

Roger Nelson February 5, 2024110 Finest NGCs, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Planetary Nebulas, Portfolios Leave a Comment

NGC 246 (also known as the Skull Nebula or Caldwell 56) is a planetary nebula in the constellation Cetus.

NGC 772

Roger Nelson February 5, 2024110 Finest NGCs, Galaxies, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Portfolios Leave a Comment

NGC 772 NGC 772 (also known as Arp 78) is an unbarred spiral galaxy approximately 130 million light-years away in the constellation Aries. At around 200,000 light years in diameter, NGC 772 is somewhat larger than the Milky Way Galaxy, and is …

NGC 253 Sculptor Galaxy

Roger Nelson February 5, 2024110 Finest NGCs, Galaxies, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Portfolios Leave a Comment

NGC 253 NGC 253 Sculptor Galaxy (also known as the Silver Coin, Silver Dollar Galaxy, or Caldwell 65) is an intermediate spiral galaxy in the constellation Sculptor. The Sculptor Galaxy is a starburst galaxy, which means that it is currently undergoing a period of intense star formation. This NGC …

NGC 891 Galaxy

Roger Nelson February 5, 2024110 Finest NGCs, Galaxies, Herschel 400 Catalog, Lists, Local Group, Log Book, NGC Objects, Portfolios Leave a Comment

NGC 891 NGC 891 is an edge-on unbarred spiral galaxy about 30 million light-years away in the constellation Andromeda. It was discovered by William Herschel on October 6, 1784. The galaxy is a member of the NGC 1023 group of …

NGC 7662 Blue Snowball Nebula

Roger Nelson February 4, 2024110 Finest NGCs, Herschel 400 Catalog, Lists, NGC Objects, Planetary Nebulas, Portfolios Leave a Comment

NGC 7662 NGC 7662 is a planetary nebula located in the northern constellation Andromeda. It is known as the Blue Snowball Nebula, Snowball Nebula, and Caldwell 22. This nebula was discovered October 6, 1784 by the German-born English astronomer William …

IC 289

Roger Nelson February 4, 2024110 Finest NGCs, Lists, Log Book, Planetary Nebulas, Portfolios Leave a Comment

IC 289 IC 289 is a planetary nebula in the constellation Cassiopeia. It was discovered by Lewis Swift in early September 1888. It lies close to the 10th magnitude star BD +60° 0631. N.J. Martin described IC 289 as “A …