Question: Do you have an accurate estimate on when Andromeda will be colliding with our Milky Way galaxy? —…
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What if the Big Bang Started as a Gigantic Supernova and Associated Black Hole?
Question: A cosmological “what if ” Here’s my question: suppose for the sake of argument, the big bang happened…
Availability of VLA Measurements of M87?
Question: I am contacting you on behalf of the MAGIC collaboration. I was wondering whether you took with VLA…
How Many Earths Can Fit in the Volume of the Milky Way?
Question: How many earths can fit in one galaxy and if the earth were about the size of galaxy…
How Many Hours Are There in a Galactic Year?
Question: How many hours does the earth orbit the milky way in 3 years — Xondra Answer: I suspect…
How Long Does it Take the Sun to Orbit the Center of our Galaxy?
Question: How long does it take our sun to complete a full orbit around the super blackhole at the…