More lunar missions means more space junk around the moon. Two scientists are building a catalog to track the trash.

Scientists and government agencies have been worried about the space junk surrounding Earth for decades. But humanity's starry ambitions are farther reaching than the space just around Earth.

More lunar missions means more space junk around the moon. Two scientists are building a catalog to track the trash.
Scientists and government agencies have been worried about the space junk surrounding Earth for decades. But humanity's starry ambitions are farther reaching than the space just around Earth.