About This Image
Two cones of matter are being ejected from the central star of the Boomerang Nebula. Measurements made in 1995 show the deep interior of the nebula to have a temperature of just one degree Kelvin above absolute zero, making it one of the coldest known places in the universe.
Acknowledgment: J. Biretta (STScI)Learn more on the Hubble Heritage website Get supporting picture information including original images, caption and facts, and astronomer biographies. Learn more in NewsCenter HubbleSite's NewsCenter is the place to find the story behind this image, along with its original news release and all related images.