Find the most distant galaxy visible to the naked eye

The Triangulum Galaxy, a.k.a., Messier 33, is a spiral galaxy about 3 million light years from Earth. It belongs to the Local Group of galaxies that includes the Milky Way and Andromeda galaxies. Chandra's X-ray data (pink) reveal a diverse range of objects including neutron stars and black holes that are pulling material from a companion star, and supernova remnants. An optical image from the Subaru telescope in Hawaii (red, green, and blue) shows the majestic arms of this spiral galaxy that in many ways is a cousin to our own Milky Way.

NASA/CXC/SAO/P. Plucinsky et al.

THE first week of the new year brings us a new moon, and the perfect time to hunt for the fainter objects in the night sky. I will be looking to spot a galaxy called Triangulum, or M33, which can be seen from anywhere in the world with dark skies this time of year.

The most famous galaxy that can be viewed from Earth with the naked eye is Andromeda, our neighbouring one, which is 2.5 million light years away. We have previously looked at how to spot the Andromeda galaxy (14 December 2019), and this is often cited …

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