1998 QE2, not much to look at, but this asteroid has caused a bit of a stir at NASA.<br/> <br />(SOUNDBITE) (English) JET PROPULSION LABORATORY RADAR SCIENTIST, MARINA BROZOVIC, SAYING:<br/> <br />"Well it was quite a bit of a surprise. It turns out that 1998 QE2 is a binary asteroid."<br/> <br />The discovery that the asteroid has its own moon came on Wednesday when astronomers noticed the asteroid had a smaller asteroid, or satellite, orbiting it.<br/> <br />The radar imagery was taken using a 230 foot Deep Space Network antenna in California.<br/> <br />A closer look showed the asteroid has a white dot orbiting it, this, NASA says, is it's satellite.<br/> <br />The asteroid and its smaller moon were set to pass Earth from a safe distance of 3.6 million miles on Friday.
