As we transition from late June to early July, the weather changes from the mild days of spring to decidedly warmer days and balmy nights. Summer has arrived. Having just past June’s Strawberry moon (named to mark the Strawberry harvest in many regions) and the almost coincidental occurrence of the Summer Solstice, the stars of[…]
Note: This article is an addendum to James Webb Space Telescope Full Science Operations Begin As 5 ‘First Light’ Images Are Released (1 of 5). Some important discoveries and confirmations have been realized with the first public release of JWST data and imagery. We can unequivocally state that our evolutionary theories of the early universe[…]
In this video, we present three favorite star clusters of summer for observers in the Northern Hemisphere. We open looking due south at twilight for mid-northern latitudes and note brilliant Venus setting as it follows the sun and Scorpio on the meridian with Sagittarius due east. Scorpio with red Supergiant Antares, the heart of the[…]
Tonight’s southern vista features the waxing gibbous moon 2 days before full, 4 degrees north of the heart of the Scorpion, the red supergiant star Antares. For complete ephemerides of the moon, including phase, please visit Time and Date. The current phase of the moon is always displayed on any of our articles or pages[…]
Dr. Jim Daly narrates the evolution of a high mass star, describing heavy element nucleosynthesis and how such a star will ultimately end it’s life in a spectacular fashion as a Type-II Core Collapse Supernova. In this video, the evolution of a 15 solar-mass star is depicted from its “0-age” or the point on it’s[…]
Related videos available at the foot of the page. With this third in installment in our ten-part series on the ten brightest stars we’re pleased to present the red supergiant star Antares, the Heart of the Scorpion. Derived from the Greek, the star’s name refers to it as a “rival to-Ares” (“opponent to-Mars”) with a[…]
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?[…]
Link to video at foot of page Back in 2016 we published an article Where are the five brightest stars in our sky? Since then, this article has been one of our most popular and, accordingly, we’re going to continue the discussion, expanding the list from 5 (6, really, when you consider the sun) to[…]
