People hoping to colonize Venus will have to be satisfied with living in cities in the clouds, at least in the short term.
In so many ways, a permanent human presence on the Moon could open the door to the entire Solar System.
With private aerospace companies like SpaceX hoping to make lunar tourism a reality, the message is clear: We’re going back to the Moon.
There's quite a bit of buzz these days about how humanity could become a "multiplanetary" species.
Interstellar travel is something that is not likely to happen for a long time. But in spite of the challenges, the hope remains.
When human beings start living on Mars for extended periods of time they will need to be as self-sufficient as possible.
If we intend to "go interplanetary" and establish a colony on Mars, we need to know how to address the long-term needs of the colonists.
If we ever intend to send crewed missions to deep-space locations, then we need to come up with solutions for keeping the crews supplied.
In the next few years, Mars will be visited by three new rovers searching for evidence of past and present life.
Carl Sagan showed that Mars has the necessary elements to become more "Earth-like", providing some serious changes are introduced.
12Page 1 of 2