Mortal Coil, for Outline 2k17, 128 bytes compo
Kind of rotating starfield using one missile and DMA off!

Platform: Atari 8-bit

Credits to 'White Flame' for describing sine wave generation, found here:
http://codebase64.org/doku.php?id=base:generating_approximate_sines_in_assembly

F#READY, May 2017