Stellar Explosion From 180 Years Ago Comes Alive in New Timelapse
The Chandra X-ray Observatory didn't exist in 1838, when the Eta Carinae star system started to brighten as it ejected material in an event named the Great Eruption." But traces of the eruption remain, and a timelapse has now been created by compiling 20 years of the space telescope's data to showcase the dynamic...