I've never backed a Kickstarter before, but I love sci fi art, especially the older stuff and this is one I decided to back. Looks interesting and good value.
https://www.kickstarter.com/projects/estrus/rayguns-and-rocketships-0?ref=user_menu
https://www.kickstarter.com/projects/estrus/rayguns-and-rocketships-0?ref=user_menu