The Iris Nebula
Overview The Iris is a reflection nebula, a cloud of gas and dust illuminated by a central star. It’s six
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The Coma Cluster
Overview The Coma Cluster is a collection of 1000 galaxies around 320 million light-years from Earth. Background First of all,
The Ghost of Cassiopeia
Overview The bright star in the top-left is called Gamma Cassiopeiae, and is around 550 light-years from Earth. It’s almost
The Flaming Star Nebula
Overview The Flaming Star Nebula (IC 405) is around 1500 light-years from Earth, and measures 5 light-years across. Its stand-out
Hercules Globular Cluster (M13)
Overview A collection of 100,000 stars, packed together 100 times more densely than the stars in our Sun’s stellar neighbourhood.
The Pinwheel Galaxy
Overview The Pinwheel Galaxy, also known as M101, is a spiral galaxy that we’re seeing face-on. It’s 21 million light-years
The Bode and Cigar galaxies (M81 & M82)
Overview A pair of galaxies almost 12 million light-years from Earth. Bode (right) is a spiral, and its gravity is
The Elephant’s Trunk Nebula
Overview The Elephant’s Trunk Nebula is a dense region of gas and dust within the emission nebula IC 1396, located
The Shark Nebula
Overview The Shark Nebula (LDN 1235) is a cloud of interstellar gas and dust spanning 15 light-years head-to-tail. It’s incredibly
The Whirlpool Galaxy
Located 31 million light-years from Earth, the Whirlpool Galaxy (M51) is gravitationally connected to another, smaller galaxy, leading to a