asked the Secretary of State for Defence how many separate pieces of man-made equipment now circling the earth outside the atmosphere have been detected by tracking stations under his control.

Over 400 were observed during May.

asked the Secretary of State for Defence how many reports of unidentified flying objects were received by his Department throughout Great Britain during 1964 and 1965; and of these how many have since not been satisfactorily explained.

The following are the figures:

			Total Number of Reports	Number not Explained
1964	…	…	74	5
1965	…	…	56	14

In the cases that have not been satisfactorily explained the information given has generally been too imprecise or inadequate to support any further investigation.