Robert Clements wrote:

>(Speaking of ripoffs: the otherwise excellent BBC space series The
>Planets - currently running on Australian TV - features one of the best
>pastiches of Alan Hovhaness not actually written by the composer himself...
>presumably they got the sound idea from Carl Sagan's Cosmos series, which
>included a loop from the Vishnu symphony on the soundtrack).

Some of my favorite borrowings:

Mokioka's score to Message from Space...finale of Shostakovich 5th and
some of Stravinsky's Firebird

Goldsmith's score to Alien.  One section coming from the Bax 3rd Symphony

Salter's Golden Horde and Prokofiev's Scythian Suite.

Karl