IOPP
2 October 2007

Fifty years after Sputnik1 -- the first artificial satellite -- was launched into orbit, October's special issue of Physics World looks back at the story of that particular mission and examines some of key issues of modern satellite technology, from navigation with GPS and Earth observation to the dangers of "space junk" and the potential weaponization of space.
Also in this issue:
ENDS
PLEASE MENTION PHYSICS WORLD AS THE SOURCE OF ALL THESE ITEMS AND, IF PUBLISHING ONLINE, PLEASE CARRY A HYPERLINK TO:
^ To the top ^