When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our space neighborhood. When you purchase through links on our site, we may earn ...

Forbes contributors publish independent expert analyses and insights. I cover the future of astronautics and space technologies. That visibility naturally invites a follow-on question: what comes next ...

Sometimes, what goes up doesn’t come back down — instead, it becomes a problem. Junk is accumulating in space at a fantastic pace, millions of pieces orbit the Earth, from broken satellites to lost ...

Professor of Earth, Environmental, and Planetary Sciences, University of Tennessee If you’ve seen illustrations or models of the solar system, maybe you noticed that all the planets orbit the Sun in ...