| We need very much to study meteorites more, but | | | | This is especially important when you cannot see and |
| we need more sampling to get this done. One way to | | | | know that there is no ILS Instrument Landing System |
| do this is to go out hunting for meteorites. This is much | | | | to guide you in.We also have GPS systems which are |
| easier said than done. But perhaps using some current | | | | used in construction with way points for heavy |
| technology it will not be quite so hard. For instance | | | | equipment, along with GIS they can do leveling with |
| AFF Automated flight following systems has been | | | | graders and scrapers almost without people involved. |
| used for more than a decade now. It uses GPS | | | | We also have robotic small tractors, which are being |
| tracking by satellite to guide aerial fire fighting aircraft | | | | developed for use by Sandia Labs. |
| into the drop zone to let loose of their fire retardant. | | | | |