StarDate
Billy Henry
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Andromeda is best known for the Andromeda Galaxy, M31. But that’s not the constellation’s only good “deep-sky” object. One of them is inside our own galaxy: a dying star known as the Blue Snowball Nebula. Even though it’s much closer than the Andromeda Galaxy, the Snowball is still a good jaunt from Earth – about 5500 light-years. It’s a bubble of gas and dust e… Play episode
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