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Human presence in outer space began with the first launches of artificial object in the mid 20th century, and has increased to the point where Earth is orbited by a vast number of artificial objects and the far reaches of the Solar System have been visited and explored by a range of space probes.
Space engineers helped design heart pumps now used to keep people in need of heart transplant alive until a donor heart becomes available. [28] Discoveries concerning the human body and space, particularly the effects on the development of bones, may provide further understanding of biomineralization and the process of gene transcription. [29]
The two most common reasons in favor of colonization are the survival of humans and life independent of Earth, making humans a multiplanetary species, [7] in the event of a planetary-scale disaster (natural or human-made), and the commercial use of space particularly for enabling a more sustainable expansion of human society through the ...
"I don't think any taxpayer's money should be used to send humans into space." He also points to the risk to humans. "The only case for sending humans [there] is as an adventure, an experience for ...
“Today’s success represents a giant leap forward for the commercial space industry and @NASA’s long-term goal to build a vibrant U.S. space economy.” The four citizen astronauts will have ...
From space tourists taking a brief suborbital flight around the Earth to human beings flying to Mars, the next few decades look particularly exciting for space fanatics, thanks to the vision ...
Space and survival is the idea that the long-term survival of the human species and technological civilization requires the building of a spacefaring civilization that utilizes the resources of outer space, [1] and that not doing this might lead to human extinction. A related observation is that the window of opportunity for doing this may be ...
A growing number of scientists think human colonization of the solar system is inevitable. It's not clear when we'll see humans walking around on the moon or Mars, but it's coming, and it's going ...