Beta Cassiopeiae News Today

You can spot sparkling star clusters, identify bright planets, and observe the Full Moon in the autumn sky this week.

Octobers new moon rises today (Oct. 14) and causes an annular or ring of fire solar eclipse, which will delight skywatchers across the Americas.

October's new moon rises today (Oct. 14) and causes an annular or 'ring of fire' solar eclipse, which will delight skywatchers across the Americas.

Cassiopeia reigns over a rich region of the Milky Way north of the celestial equator. This month, we visit some lesser-known subjects.

Catch a fading supernova, welcome the changing seasons, and see the year’s last Super Moon in the sky this week.

The winter skies offer the opportunity to observe an interesting kind of astronomical object called a double star.

All stars are thermonuclear furnaces. (Creators.com illustration) Stars are not all alike. If they were, we could determine their relative distances just from how bright they appear. They do share one important similarity, however: Each is a thermonuclear furnace. In most cases, the cores of the stars are packed with hydrogen atoms that, under unimaginably high temperatures and pressures, slam into one another and fuse to create helium atoms. In this process, they release a tremendous amount of...