Does the Brightening of Betelgeuse Portend The Immanent Occurrence of a New Galactic Supernova? Betelgeuse is at it again. Back in 2019, the red supergiant star, the bright and iconic right-shoulder of Orion had dimmed dramatically and uncharacteristically resulting in a flurry of speculation that the star was about to end its life in[…]
By James Daly, Ph.D The following quote from the gospel according to Matthew is often found on holiday greeting cards and is heard around the world during this season as a message of peace and hope; the year is over and it’s time to rest, to be with family, friends and to prepare for the[…]
With this edition of the sky tonight, the sky has changed slightly since last week. Today we look at the sky for the week beginning Sunday, July 18th. Sunday, July 18th, we have brilliant Venus and ruddy red Mars still well placed in the Southwest sky and setting at 9:50 PM, EDT, following the sun[…]
In this video, Dr. Jim Daly of Astronomy for Change discusses the star Vega, where it is in the night sky, how it compares to the sun and the mythology surrounding Lyra, the constellation that it’s in. As an exercise in Astrophysics and imagination, Dr. Daly describes what would happen to our solar system if[…]
Here at Astronomy for Change we often get questions, good questions, about various topics in astronomy. Here’s a sampling of some of the more common questions received as of late: Which planets we can see from earth What star did sailors use to navigate? Why is Sirius so easy to find in the night sky?[…]
