Was a bubble produced by massive star the birthplace of our solar system?
The general prevailing theory is that our solar system formed billions of years ago near a supernova.
Dec 26, 2017, 13:29 PM ISTSee pic: NASA's Hubble spots blue bubble encircling Wolf-Rayet star!
Many Hubble observations have led to breakthroughs in astrophysics, such as accurately determining the rate of expansion of the universe.
Feb 27, 2016, 08:58 AM IST