Autumn Constellations
Sky Map
Celestial bearing and elevation at 01:46
The constellations in view change with the season and your location. This guide highlights the patterns currently best placed for observation.
Triangulum
Constellation
Triangulum, the triangle, is a small constellation in the northern sky known for containing the Triangulum Galaxy (M33), a member of the Local Group.
Aries
Constellation
Aries, the ram, is a zodiac constellation located in the northern celestial hemisphere, associated with the story of the Golden Fleece in Greek mythology.
Cassiopeia
Constellation
Cassiopeia, representing a mythical queen, is a W-shaped constellation prominent in the northern sky and easy to recognize due to its unique shape.
Perseus
Constellation
Perseus, named after the Greek hero, is a constellation known for the Perseid meteor shower and the star Algol, also called the Demon Star.
Cetus
Constellation
Cetus, the sea monster or whale, is a constellation in the celestial equator associated with the Greek myth of Andromeda and Perseus.
Acknowledgements
We gratefully acknowledge the International Astronomical Union (IAU) for defining and standardizing the official constellation boundaries used in celestial mapping.
Special thanks to Sky & Telescope Magazine and contributors Roger Sinnott and Rick Fienberg for producing the charts and tables. Alan MacRobert’s constellation patterns were influenced by the work of H. A. Rey and adjusted to align with earlier traditions.