Sirius: The Dog Star
Sirius, also known as the Dog Star, α Canis Majoris (Alpha Canis Majoris), or Canicula, is the brightest star in the night sky. It lies… Read More »Sirius: The Dog Star
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Constellations in the Sky Tonight
The constellations in tonight’s sky host many familiar star patterns. For northern observers, autumn is the best time of the year to see Cassiopeia’s W,… Read More »Constellations in the Sky Tonight
Argo Navis
Argo Navis (the Ship Argo) is an obsolete constellation located in the southern sky. It is the only Greek constellation that was not included among… Read More »Argo Navis
Skull and Crossbones Nebula (NGC 2467)
The Skull and Crossbones Nebula is a large star forming region located approximately 20,000 light-years away in the southern constellation of Puppis. It has an… Read More »Skull and Crossbones Nebula (NGC 2467)
Hubble’s Variable Nebula (NGC 2261)
Hubble’s Variable Nebula is a variable nebula located approximately 2,500 light-years away in the constellation Monoceros. It is illuminated by the young variable star R… Read More »Hubble’s Variable Nebula (NGC 2261)
Large Magellanic Cloud
The Large Magellanic Cloud (LMC) is a Magellanic spiral galaxy located 163,000 light-years away. It is the brightest satellite galaxy of the Milky Way and… Read More »Large Magellanic Cloud
Tarantula Nebula (30 Doradus)
The Tarantula Nebula is a vast star-forming region located approximately 160,000 light-years away in the southern constellation Dorado. The region of ionised hydrogen gas is… Read More »Tarantula Nebula (30 Doradus)