The Sickle
The Sickle of Leo is one of the most recognizable patterns in the spring sky. Formed by some of the brightest stars in the constellation… Read More »The Sickle
Crystal Ball Nebula
The Crystal Ball Nebula (NGC 1514) is a planetary nebula located in the constellation Taurus, near the border with Perseus. It has an apparent magnitude of 9.43 and lies at an approximate distance of 2,200 light years (700 parsecs) from Earth. It occupies an area of 2.2 arc minutes.
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The Keystone
The Keystone is an asterism formed by four relatively bright stars in the constellation Hercules: Pi, Eta, Zeta and Epsilon Herculis. The trapezoid-shaped pattern makes it easy for observers to identify the constellation and to find several well-known deep sky objects. On a clear night, the Keystone can be seen between the bright Vega, the brightest star in Lyra, and the stars of Corona Borealis, the Northern Crown. The asterism represents Hercules’ torso.
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Copeland’s Septet
Copeland’s Septet, also known as Hickson Compact Group 57 (HCG 57) and Arp 320, is a group of interacting galaxies located in the constellation Leo.
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Algol
Algol, Beta Persei, is a bright multiple star located in Perseus. It is the second brightest star in the constellation, after Mirfak, Alpha Persei. The… Read More »Algol
Elephant’s Trunk Nebula
The Elephant’s Trunk Nebula is a dense region of dust and gas found within the considerably larger star forming region IC 1396 in Cepheus constellation.… Read More »Elephant’s Trunk Nebula
Wizard Nebula
The Wizard Nebula is an emission nebula that surrounds the open star cluster NGC 7380 in the constellation Cepheus. The nebula is known for its… Read More »Wizard Nebula