Yes, you can go into hosting business and still make it even this year. people are still intersted in monitoring their website in the cloud and use other monitoring application solutions. so go ahead you are in the right direction
I use hostinger though not free but very cheap. it about $4 per month. the uptime is 100% and the response time is 309ms. so you can check it out to see if iit will fit your need.
space travel? this sounds already exciting to me. bringing it to the masses will be a huge favor to humanity. I hope I will experience this too. This is one travel I wouldn't ever love to resist
I think my favorite will be computer and technology. I just want to always know the latest trends it helps me keep up with the trends. I just want to be in the know about new inventions