Red Planet 5-19 is the nineteenth level in Red Planet and one hundred and nineteenth level in Angry Birds Space overall.
Difficulty
To make 3 stars is not hard, but need a bit luck to kill all pigs.
Strategy
For Red Planet 5-19, launch Orange towards the bottom pile of blocks, pushing that debris onto the steam geyser. Then quickly launch the second bird towards the top pile of blocks for maximum damage and points.[1]
Trivia
This is the one of the three levels in Red Planet that have only Orange Bird in game. (Others are 5-9 and 5-24) and one of the five levels in Red Planet that have Orange Bird.
Walkthrough
Follow this link.
http://www.angrybirdsnest.com/angry-birds-space-red-planet-level-5-19-walkthrough/