https://www.kickstarter.com/projects/middleclassrut/middleclassrut (https://www.kickstarter.com/projects/middleclassrut/middleclassrut)
These guys are a two-piece, not necessarily exactly spacey but they rock their asses off. They have also stated in interviews that Deftones have been a big influence on them among others.
There's a bunch of spacey moments on their first album especially: https://www.youtube.com/watch?v=90VaybJuV3I (https://www.youtube.com/watch?v=90VaybJuV3I)
They're trying to release a third record after a 3-year hiatus... would love to see that come to life:
https://www.kickstarter.com/projects/middleclassrut/middleclassrut (https://www.kickstarter.com/projects/middleclassrut/middleclassrut)