~~I landed at a different base but all that happened was I got a welcome message.~~ I guess I just wasn't landing precisely enough on the target. I set down on

~~I landed at a different base but all that happened was I got a welcome message.~~ I guess I just wasn't landing precisely enough on the target. I set down on the glowing lights and got the welcome message, so I assumed I had done it correctly, but if I land very exactly on the shape in the center of the lights then I get taken in for refueling.