Type Archives - Page 17 of 26 - Roger Nelson Astronomy

M57 Ring Nebula

Roger Nelson January 19, 2024Lists, Log Book, Messiers, Planetary Nebulas, Portfolios Leave a Comment

M57 Ring Nebula M57 Ring Nebula, is a planetary nebula, the glowing remains of a sun-like star. The tiny white dot in the center of the nebula is the star’s hot core, called a white dwarf. M57 is about 2,000 …

M56

Roger Nelson January 19, 2024Globular Clusters, Lists, Log Book, Messiers, NGC Objects, Portfolios Leave a Comment

M56 M56 or Messier 56 (also known as NGC 6779) is a globular cluster in the constellation Lyra. It was discovered by Charles Messier in 1779.[b] It is angularly found about midway between Albireo (Beta (β) Cygni) and Sulafat (Gamma …

M55

Roger Nelson January 18, 2024Globular Clusters, Lists, Log Book, Messiers, NGC Objects, Portfolios Leave a Comment

M55 M55 or Messier 55 (also known as NGC 6809) is a globular cluster in the south of the constellation Sagittarius. It was discovered by Nicolas Louis de Lacaille in 1752 while observing from what today is South Africa. Starting …

M54

Roger Nelson January 18, 2024Globular Clusters, Lists, Local Group, Log Book, Messiers, NGC Objects, Portfolios Leave a Comment

M54 M54 or Messier 54 (also known as NGC 6715) is a globular cluster in the constellation Sagittarius. It was discovered by Charles Messier in 1778 and then included in his catalog of comet-like objects. It is easily found in …

M53

Roger Nelson January 18, 2024Globular Clusters, Lists, Log Book, Messiers, NGC Objects, Portfolios Leave a Comment

M53 M53 or Messier 53 (also known as NGC 5024) is a globular cluster in the Coma Berenices constellation. It was discovered by Johann Elert Bode in 1775. M53 is one of the more outlying globular clusters, being about 60,000 …

M52

Roger Nelson January 18, 2024Lists, Log Book, Messiers, NGC Objects, Open Clusters, Portfolios Leave a Comment

M52 M52 or Messier 52 , also known as NGC 7654, is an open cluster of stars in the highly northern constellation of Cassiopeia. It was discovered by Charles Messier in 1774. It can be seen from Earth under a …

M51 Whirlpool Galaxy

Roger Nelson January 18, 2024Galaxies, Herschel 400 Catalog, Lists, Log Book, Messiers, NGC Objects, Portfolios Leave a Comment

M51 Whirlpool Galaxy M51 Whirlpool Galaxy, also known as Messier 51 or NGC 5194, is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus. It lies in the constellation Canes Venatici, and was the first galaxy to …

M50

Roger Nelson January 18, 2024Lists, Log Book, Messiers, NGC Objects, Open Clusters, Portfolios Leave a Comment

M50 M50 or Messier 50, also known as NGC 2323, is an open cluster of stars in the constellation Monoceros. It was recorded by G. D. Cassini before 1711 and independently discovered by Charles Messier in 1772 while observing Biela’s …

M49

Roger Nelson January 18, 2024Galaxies, Lists, Log Book, Messiers, NGC Objects, Portfolios Leave a Comment

M49 M49 or Messier 49 (also known as NGC 4472) is a giant elliptical galaxy about 56 million light-years away in the equatorial constellation of Virgo. This galaxy was discovered by astronomer Charles Messier in 1777. As an elliptical galaxy, …