Dear Matthew Alice: How do spacecraft avoid hitting things as they speed through the universe? Presumably, big things like planets can be planned for and avoided. But what about all the other space junk? It …
April 1, 1993
Posted April 1, 1993
Dear Matthew Alice: How do spacecraft avoid hitting things as they speed through the universe? Presumably, big things like planets can be planned for and avoided. But what about all the other space junk? It …