On a clear winter night, it’s difficult to miss Orion the Hunter, who holds his shield in one hand and stretches his other arm high into the sky. Betelgeuse, a bright red dot on Orion’s shoulder, has captivated sky gazers … Read More
A ghostly “hand” reaching through the cosmos has just revealed new information about massive stars’ violent deaths. The spectacular structure is the ejecta from a core-collapse supernova, which astronomers have been able to observe as it blasts into space at … Read More
A star in the constellation Cassiopeia has just gone nova, according to news in The Astronomer’s Telegram, and the glow can still be seen in the night sky. If you live in the Northern Hemisphere and have access to a … Read More