Hubble Finds That Betelgeuse’s Mysterious Dimming Is Due to a Traumatic Outburst
Observations by NASA’s Hubble Space Telescope are showing that the unexpected dimming of the supergiant star Betelgeuse was most likely caused by an immense amount of hot material ejected into…
Black Hole Bounty Captured in the Center of the Milky Way
Astronomers have discovered evidence for thousands of black holes located near the center of our Milky Way galaxy using data from NASA’s Chandra X-ray Observatory. This black hole bounty consists…
Hubble Makes a Bright Find
Seen here in incredible detail, thanks to the NASA/ESA Hubble Space Telescope, is the starburst galaxy formally known as PLCK G045.1+61.1. The galaxy, which appears as multiple reddish dots near…
X-rays From a Newborn Star Hint at Our Sun’s Earliest Days
By detecting an X-ray flare from a very young star using NASA’s Chandra X-ray Observatory, researchers have reset the timeline for when stars like the Sun start blasting high-energy radiation…
Hubble Provides Holistic View of Stars Gone Haywire
As nuclear fusion engines, most stars live placid lives for hundreds of millions to billions of years. But near the end of their lives they can turn into crazy whirligigs,…