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Category Archive for: ‘Deepsky’

Qatar-1b is a gas-giant planet, 1.1 times more massive than Jupiter and with a diameter 1.2 times that of Jupiter. It orbits an orange dwarf star (named Qatar-1 in honour of the discovery, catalogue number 3UC311-087990) which is located 170 parsecs (550 light-years) from Earth in the northern constellation of Draco. At this distance, the …

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Globular clusters are a popular object to watch in telescopes. But not only our own galaxy has globular clusters, also other galaxies do. M31, one of the nearest galaxies, enables us to view globular clusters in other galaxies. This map, overlaid on one of my own images, gives an overview of a large part of …

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The Pelican Nebula (also known as IC5070 and IC5067) is an H II region associated with the North America Nebula in the constellation Cygnus. The nebula resembles a pelican in shape, hence the name. The Pelican Nebula is a large area of emission nebula in the constellation Cygnus (the Swan), close to Deneb, and divided …

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The Horsehead Nebula (also known as Barnard 33 in emission nebula IC 434) is a dark nebula in the constellation Orion. The nebula is located just to the south of the star Alnitak, which is farthest east on Orion’s Belt, and is part of the much larger Orion Molecular Cloud Complex. The Horsehead Nebula is …

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NGC 7331 (also known as Caldwell 30) is a spiral galaxy about 40 megalight-years (12 Mpc) away in the constellation Pegasus. It was discovered by William Herschel in 1784. NGC 7331 is the brightest member of the NGC 7331 Group of galaxies. The galaxy is similar in size and structure to the galaxy we inhabit, …

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NGC 7331 (also known as Caldwell 30) is a spiral galaxy about 40 megalight-years (12 Mpc) away in the constellation Pegasus. It was discovered by William Herschel in 1784. NGC 7331 is the brightest member of the NGC 7331 Group of galaxies. The galaxy is similar in size and structure to the galaxy we inhabit, …

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NGC 891 (also known as Caldwell 23) 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 galaxies in the Local Supercluster. It has an H II nucleus. The …

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The Triangulum Galaxy is a spiral galaxy approximately 3 million light years (ly) from Earth in the constellation Triangulum. It is catalogued as Messier 33 or NGC 598, and is sometimes informally referred to as the Pinwheel Galaxy, a nickname it shares with Messier 101. The Triangulum Galaxy is the third-largest member of the Local …

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