Good points about cross-contamination of Earth-life to Mars by manned missions. One one hand, Mars as it is now is terribly hostile to Earth life. Its...
... From: bobunf ... 1) Presently, the Shuttle cuts its engines off before it reaches orbit, and while there's still comfortably more than ullage pressure left...
You use so much jargon, without amplification; it's an awful lot of work to figure out what you're talking about. Lots of people will just give up; not a good...
... wrote: "Resources and living room can be had in free space more cheaply than down on Mars." I don't think this is true. Resources and living room are...
I agree we may never know with certainty that Mars is "dead," or that life, if it is there, is indigenous. But what we can determine -- robotically -- is the...
From: project_orien_org ... If you read back through the thread, and the context of the mention of contaminating the Martian environment with unsterilized...
From: project_orien_org ... If you read back through the thread, and the context of the mention of contaminating the Martian environment with unsterilized...
Hi Group, Wow. The stores are jammed with Christmas shoppers and all the good stuff is sold out. Luckily, you can give your friends and family a gift that will...
Spam - You decide 1000 Planets, Inc. Corporate Headquarters: PO Box 687, Owasso, Oklahoma, 74055 - USA Phones John Wayne Smith 352 787 5550 - Charles Bunch 918...
In a message dated 1/4/05 8:11:59 PM Eastern Standard Time, ... Well, there are several reasons. The founder is/was interested in space and believes that...
We can start a mars colony by delivering 50-100 men and women there to live permanently of mars. The couples can marry procreate and have large familys with...
I have created a table showing some methods of propelling crewed spacecraft to mars. Also some rocket designs that could be used to get us to mars can be found...
Mars should be colonized by private persons using private financing in the following way. Private persons need to buy their own medium lift or heavy lift space...
1. Use the third or 4th stage of a chemical powered heavy lift rocket as a small interplanetary spacecraft. 2. The mass will be in the range 20,000 to 100,000 ...
How is this more practical then Zubrin's Mars Direct plan? In which chemical rockets take the return vehicle directly to the surface of Mars, refueling with...
A round trip manned mars mission needs a characteristic mission cumulative delta v of 12-15 kilometers a second starting just from earth orbit let alone from...
Where is your information from? According to this document it can be done with a Saturn V or better. http://mars.nw.net/docs/nearterm.pdf Brooks ... ...
That is the point of Zubrins Mars Direct. It would be sent without the fuel for the return flight. You would bring with you 5.8 tons of Hydrogen, which with...
the system i proposed is a varient of mars direct. The difference is it uses advanced propulsion in the terminal stage that allows round trip between earth...
Your proposal adds the R and D of a new untested propulsion system raising the price and time of a Mars mission unnecessarially. It calls for sending supplies...
The advanced propulsion systems used in the terminal stage of my crewed mars space craft design are neither new nor untested. The first nuclear thermal rocket...
A. solar light sail propelled spacecraft can travel between earth orbit and mars orbit with out using any propellant at all.It can do this a potentially...
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