Question: Does globular clusters merge similar to galactic mergers? Why there are no supernova remnants in globular clusters as…
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Why Do Stars Form Preferentially in Spiral Arms?
Question: Why most of the star forming regions/open clusters are in the periphery of galaxies(in spiral arms)? — Vinod…
Why Do Stars Disappear?
Question: Around 10:39 pm June 17th 2014 I was watching Arcturus and it disappeared for about a minute or…
What if a Galaxy had Only One Star?
Question: What if a galaxy only has 1 sun and 1 planet an it is in the exact middle? …
Why Can We See Stars That Are Billions of Light Years Away?
Question: I can’t get seem to find a thoughtful yet scientific answer to this question, I was hoping you…
What is the Critical Mass at Which a Star Becomes a Black Hole?
Question: How do you calculate the critical mass for a star to become a black hole? I’m an undergraduate…