The book and movie, «2001: A Space Odyssey,» famously predicted that humans would have made great strides in exploring our solar system by the beginning of the 21st century. (science.howstuffworks.com)
24 spacecraft are either busy exploring the solar system or speeding toward an exciting destination. (planetary.org)
China has grown increasingly capable of exploring the solar system alongside NASA, ESA, Russia, India, and other space - faring nations. (businessinsider.com)