Alpha Centauri, Star System Closest To Our Sun

Alpha Centauri A and B are gravitationally bound together, orbiting about a common center of mass every 79.9 years at a relatively close proximity, between 40 to 47 astronomical units (that is, […]

Rate this:

What is Astrophysics?

NASA states that those goals produce three broad questions: How does the universe work? How did we get here? Are we alone? It began with Newton While astronomy is one of the […]

Rate this: