Isaac Roberts

Isaac Roberts

m76,little dumbbell nebula,planetary nebula

Messier 76: Little Dumbbell Nebula

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Messier 76 (M76), also known as the Little Dumbbell Nebula, is a planetary nebula located in the constellation Perseus. The nebula lies at an approximate distance of 2,500 light years from Earth and has an apparent magnitude of 10.1. It has the designations NGC 650 and NGC 651 in the New General Catalogue as it was once believed to consist of two separate emission nebulae.
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andromeda galaxy,ngc 224

Messier 31: Andromeda Galaxy

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Messier 31 (M31), better known as the Andromeda Galaxy, is a large spiral galaxy located in the constellation Andromeda. Lying at a distance of 2.54 million light years from Earth, the Andromeda Galaxy is the nearest major galaxy to our own. It is on a collision course with our home galaxy, the Milky Way. Messier 31 has an apparent magnitude of 3.44. Its designation in the New General Catalogue is NGC 224.
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m1,crab nebula,supernova remnant

Messier 1: Crab Nebula

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Messier 1 (M1), also known as the Crab Nebula, Taurus A, or NGC 1952, is an expanding supernova remnant and pulsar wind nebula. It is located in the northern constellation Taurus, the Bull. The Crab Nebula has an apparent magnitude of 8.4 and can be seen with binoculars in good viewing conditions.

Messier 1 is the only supernova remnant listed in Messier’s catalogue and the most famous object of its kind in the night sky. The nebula has a total luminosity 75,000 times that of the Sun and lies at a distance of 6,500 light years from Earth.
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