Boston, MA : WGBH Educational Foundation, c1987.
1 videocassette (58 min.) : sd., col. ; 1/2 in. + 1 teacher's guide.

On February 23, 1987, a young Canadian astronomer witnessed one of the most violent cosmic events since the creation of the universe - a supernova - the gargantuan explosion resulting when a star blows itself apart. Nova covers this fast breaking story as astronomers from all over the world study the historic event.