10/4 tech Article The amazing balloon Brrison

NASA always would use Space ships or telescopes to see things in space but now they are using a balloon. NASA is using a balloon named Brrison to study comet ISON. Brrison is made of polyethylene film like the material in plastic bags, Helium will fill the balloon too. Brrison weighs 8,000 pounds witch is equivalent to three small cars. The balloon is suppose to fly 120,000 feet into space and stay there for 11 hours. The balloon is 671 feet tall. The comet will be most visible from earth on December 26, 2013 click here for more.click here for more.