MOOCs in Astronomy: starting soon

Online courses are becoming more and more popular these days among people who want to continue learning as well as students like me who wish to deepen their understanding. I have benefitted greatly from MOOCs in Physics because it allowed me


Exoplanets are the planets that orbit other stars. However, there are some exoplanets that have been found to be wandering alone, escaped from their host star. We can’t see them directly(even with telescopes) because: 1. They’re very far away 2.