Type Archives - Page 12 of 26 - Roger Nelson Astronomy

NGC 663

Roger Nelson February 4, 2024110 Finest NGCs, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Open Clusters, Portfolios Leave a Comment

NGC 663 NGC 663 (also known as Caldwell 10) is a young open cluster in the constellation of Cassiopeia. It has an estimated 400 stars and spans about a quarter of a degree across the sky. It can reportedly be …

NGC457

Roger Nelson February 4, 2024110 Finest NGCs, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Open Clusters, Portfolios Leave a Comment

NGC457 NGC457 (also designated Caldwell 13, and known as the Dragonfly Cluster, E.T. Cluster, Owl Cluster, Kachina Doll Cluster or Phi Cassiopeia Cluster) is an open star cluster in the constellation Cassiopeia. It was discovered by William Herschel on August …

NGC 281

Roger Nelson February 4, 2024110 Finest NGCs, Lists, Log Book, NGC Objects, Open Clusters, Portfolios Leave a Comment

NGC 281 NGC 281, IC 11 or Sh2-184 is a bright emission nebula and part of an H II region in the northern constellation of Cassiopeia and is part of the Milky Way’s Perseus Spiral Arm. This 20×30 arcmin sized …

NGC 185

Roger Nelson February 4, 2024110 Finest NGCs, Galaxies, Herschel 400 Catalog, Lists, Local Group, Log Book, NGC Objects, Portfolios Leave a Comment

NGC 185 NGC 185 (also known as Caldwell 18) is a dwarf spheroidal galaxy located 2.08 million light-years from Earth, appearing in the constellation Cassiopeia. It is a member of the Local Group, and is a satellite of the Andromeda …

NGC 7789

Roger Nelson February 4, 2024110 Finest NGCs, Galaxies, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Portfolios Leave a Comment

NGC 7789 NGC 7789 (also known as Caroline’s Rose[4] or the White Rose Cluster) is an open cluster in Cassiopeia that was discovered by Caroline Herschel in 1783. Her brother William Herschel included it in his catalog as H VI.30. …

NGC 6888 Crescent Nebula

Roger Nelson February 3, 2024110 Finest NGCs, Lists, Nebulas, Portfolios Leave a Comment

NGC 6888 Crescent Nebula The Crescent Nebula (also known as NGC 6888, Caldwell 27, Sharpless 105) is an emission nebula in the constellation Cygnus, about 5000 light-years away from Earth. It was discovered by William Herschel in 1792. It is …

NGC 7635 Bubble Nebula

Roger Nelson February 3, 2024110 Finest NGCs, Lists, Nebulas, Portfolios Leave a Comment

NGC 7635 Bubble Nebula NGC 7635, also known as the Bubble Nebula, Sharpless 162, or Caldwell 11, is an H II region emission nebula in the constellation Cassiopeia. It lies close to the open cluster Messier 52. The “bubble” is …

NGC 7331

Roger Nelson February 3, 2024110 Finest NGCs, Galaxies, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Portfolios Leave a Comment

An unbarred spiral galaxy about 40 million light-years (12 Mpc) away in the constellation Pegasus.

Saturn Nebula

Roger Nelson February 3, 2024110 Finest NGCs, Herschel 400 Catalog, Lists, Log Book, NGC Objects, Planetary Nebulas, Portfolios Leave a Comment

Excerpt from Wikipedia/The Web The Saturn Nebula (also known as NGC 7009 or Caldwell 55) is a planetary nebula in the constellation Aquarius. It appears as a greenish-yellowish hue in a small amateur telescope. It was discovered by William Herschel on September 7, 1782, using a telescope of his own design …