How far we have come
Since the 1400's.
Before the the only moon known to us was our moon, but all that has changed as observation technologies have improved.
Things have really escalated now in the space age since we have probes etc.
By StewartIM, CC BY-SA 4.0, Link
Thanks for sharing, interesting stuff. The advances in observation technologies have led us to expand our knowledge in many ways
What surprises me is that we found a few in the last decade or so.. If im reading this correctly.