I have been... exploring, primarily. Gathering data on the planets and its indigenous lifeforms. It seemed the logical thing to do, gather information before acting, since there appeared to be no immediate danger.

[He thinks for a moment. He is unaware of any planet or race using that name.]

I am Vulcan.

[Technically, half, but since he identified primarily as such, there was no need to muddle things any more than he had to.]

You are an android, I take it?