I've no idea what could be the reason behind it all. A person, some natural phenomenon, something else entirely...

[It's space and the future and shit. He has no idea what to expect from anything here, to be honest.]

If it was organized, then one has to question why and by who or what. Who benefits from this?

[He won't say it. A kind, trusting person wouldn't doubt those who took them in like that. But still, he can't help but probe subtly and see if anyone else has their suspicions.]