Space exploration is gradually becoming cheaper and more reliable. Reusable rockets haven't proven to be economical yet, but presumably, they will be. Robot missions that roll around on the surface of other worlds have
been shown to be very effective, if a bit slow, and bigger and better robots are probably going to be sent to more and more objects in space. However, people are still dreaming of colonizing the moon or Mars -- and it looks like there has been some progress to be able to do so.
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