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Canis Major, the Greater Dog

A constellation containing the brightest star in the entire night sky, brilliant Sirius


Radio Programs

Aludra The showiest “dog” star of them all January 16, 2023

The Dog’s Tail The big dog wags its tail January 15, 2023

Caroline’s Cluster Discovering a surprising cluster January 14, 2023

NGC 2217 Sculpting a unique galaxy February 6, 2022

‘Nu’ Stars “New” stars for the big dog February 5, 2022

The Dog’s Head Outlining the head of the big dog February 4, 2022

Brightest Stars The brightest stars of past, present, and future February 3, 2022

VY Canis Majoris A brilliant, messy star October 11, 2021

Third Dog Dumping chemicals into space January 13, 2021

Second Dog A different view of a hot star January 12, 2021

Adhara Outshining the Dog Star January 31, 2020

Bright Dog Another impressive “dog” star February 16, 2019

Featured Images

ngc 2217, a barred spiral galaxy

Galactic Bar February 6, 2022

Sirius, Mirzam, and M41 in Canis Major, the big dog

Doggie Treats March 11, 2018

Canis Major

The Big Dog February 20, 2018