Milky Way 
A faint band of light crossing the night sky, made up of vast numbers of faint stars forming the bulk of the galaxy of which our solar system is a part.
- ultramarathoner
- ultramarine
- ultramicroscope
- ultramicroscopic
- ultra-modern
- ultramontane
- ultramontanism
- ultramundane
- ultranationalism
- ultranationalist
- ultranationalistic
- ultraportable
- ultrarunner
- ultrarunning
- ultrasaurus
- ultrashort
- ultrasonic
- ultrasonically
- ultrasonics
- ultrasonographer
- ultrasonographic
- ultrasonography
- ultrasound
- ultrastructure
- ultra-thin