Whole Veil nebula complex. It is made from material blown from a supernova that happened ~15000 yrs ago. All this gas and dust is still moving at the speed of ~1.5 million km/h. The distance between top and bottom part is 130 light years.
Whole Veil nebula complex. It is made from material blown from a supernova that happened ~15000 yrs ago. All this gas and dust is still moving at the speed of ~1.5 million km/h. The distance between top and bottom part is 130 light years.