Amateur astronomers already are posting pictures and making calculations about the comet 's future . A giant NASA balloon is being used to get a good look at Comet ISON . The balloon will rise to 120,000 feet . It was launched from Cape Canaveral, Florida on Friday, and it has been traveling for about two weeks now.
A giant NASA balloon is being used to get a good look at Comet ISON . The balloon will rise to 120,000 feet . It was launched from Cape Canaveral, Florida on Friday, and it has been traveling for about two weeks now.