One of the greatest difficulties interstellar, or even just interplanetary, travel faces today is the problem of fuel storage. In order to accelerate to fast enough speeds to travel between planets in a reasonable amount of time, as well as to later decelerate, ships would need to hold a tremendous amount of fuel, which would then cause it to need even more fuel because of the higher mass. 145 more words
Tags » Propulsion
I came across these over the past pre days and thought they were interesting.
I thought that this was an interesting article about alternative propulsion systems “ 349 more words
A couple of articles caught my eye this week regarding Space. The first deals with the EM drive, a type of electromagnetic thruster. The other deals with NASA testing an expandable habitat module on the ISS. 266 more words