Space debris is a serious and growing threat to operating spacecraft. Potential debris collisions with satellites are becoming increasingly likely and can cause economic loss of between $25 million and $500 million per event. ... National and international partners include EOS Space Systems, Lockheed Martin Space Systems (US), Optus Satellite Systems, the Australian National University, RMIT University and the National Institute of Information and Communication s Technology (Japan) . ...

... Printed in U.S.A. THE STELLAR DISK THICKNESS OF LOW SURFACE BRIGHTNESS GALAXIES D. Bizyaev 1,2,3 and S. Kajsin 4 Received 2003 October 23; accepted 2004 June 9 ABSTRACT We present surface photometry results for a sample of 11 edge-on galaxies observed with the 6 m telescope at the Special Astrophysical Observatory, Russia. ... We find from a comparison of photometric scales that the stellar disks of LSB galaxies are thinner than those of high surface brightness ( HSB) galaxies. ... UGC 11301 .. ...