1996: Pepsi pays Russia to float a can outside the Mir space station.
2000: Pizza Hut puts its logo on side of Proton rocket in Kazakhstan and delivers the first pizza to space.
2001: Lego promotes its "Life on Mars" set by sending it into space-along with 300 Lego aliens-on a Russian expedition.
2002: Pepsi considers giving away a ride on a Russian Soyuz spacecraft, and 'N Sync's Lance Bass looks for sponsors to pay his way. Both plans fizzle.
2006: A Russian astronaut is expected to whack a golf ball into orbit off the International Space Station as part of a promotion for Element 21, a golf-equipment manufacturer.