Note: These locations will be vague in the Surface. Because this place is so ugly its hard to distinguish where everything is.
Canister 1: Going down the path, you'll see a large Asteroid on the right. Simply wrap around it to find a Canister sitting inside.
Canister 2: Head back towards the screen. You'll see a large Asteroid that looks a bit flat on the left. Head that way and follow the path from this area. You'll see the Canister in the air as you go through.
Canister 3: Head straight at the first split, not following the studs. It's sitting at the end here.
Canister 4: Head back to the first split, head right this time, to find a Canister sitting on the right side.
Canister 5: From 4, head forward, and left when you can. It's sitting inside this large area.
Canister 6: From 5, head back, you'll come to a split, with Studs heading left. Head right. Follow the path and you'll find a Canister sitting here.
Canister 7: Follow the main path, you'll find it sitting on the right side in plain sight.
Canister 8: At the end of the area, stay left. There's a small opening here that you can head down, at the end is a Canister.
Canister 9: At the main split, head on the right side. It's sitting in here.
Canister 10: Head around the hole at the end. At the other side, continue following the path to find a Canister at the end.
Minikit Vehicle: Slave I