I'm sorry if this is not the best place for this, I couldn't think of anywhere better to ask about it
the reason most of these people are youtubers is because I went through my youtube subscriptions for ideas
edit: I've just realized I forgot to add rule to the title but I don't know how to fit it in there with it looking not bad
Chris Hadfield? But maybe that's just cuz I'm a big space nerd.
And his son, host on the channel "Rare Earth" a true gem of youtube
I'd put him on there, he's done so much to educate people about life in space and is always happy to address questions and run experiments for curious kids, even if they seem trivial.