NEA and Phobos missions...
...wouldn't break the bank. Build a fuel depot/refinery on Phobos so Mars Landers can land on all thrusters, but practice by going to a suitable NEA first.
Space/Science » in reply to Just how bad...
...wouldn't break the bank. Build a fuel depot/refinery on Phobos so Mars Landers can land on all thrusters, but practice by going to a suitable NEA first.