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How Exactly Does a Supernova Turn Into a Nebula?
A supernova is an event that occurs when a star has ejected enough matter into space to make the star collapse. This creates a massive explosion that can outshine an entire galaxy. However, most people don't know that this is usually where a supernova turns into the nebula it turned into. A nebula is made up of gas and dust in a rotating pattern... -
Autographed Limited Edition Set of Mercury and Soyuz Lithographs (matching numbered set)
Autographed Limited Editions of Mercury and Soyuz Lithographs (matching numbered set) Only 1500 signed and numbered sets. -
How Does the Earth’s Sun Stack Up Against Other Stars?
There is a reason why our sun is something that we depend on in our daily lives, while other stars don’t affect our day-to-day in any way. So, what makes the sun unique from other stars?