Subscribe to:
Post Comments (Atom)
CINEMA FANTASTIC
Popular Posts
-
by Marcel F. Williams Congress has now made it clear that they want the immediate development of a heavy lift vehicle and a crew explorato... -
S tena Line , one of the largest ferry operators in the world, recently announced that it will convert its 1500 passenger ferry, the Stena... -
by Marcel F. Williams Tuscany is renowned for its beautiful cities of Florence and Siena, and is historically famous as the birthplace ... -
X-Ray of a notional regolith shielded 16 meter in diameter biosphere (Credit: NASA) by Marcel F. Williams A t least 0.1 g is required... -
by Marcel F. Williams One frequent argument against the expansion of commercial nuclear power is the the claim that our planet is simply ... -
by Marcel F. Williams Because of the dangers of climate change and America's dependence on foreign oil, there's been a lot of specul... -
by Marcel F. Williams A typical 1000 MWe nuclear power plant produces about 30 tonnes of highly radioactive spent fuel on an annual basis. H... -
by Marcel F. Williams On December 17th 1935, the Douglas Aircraft Company introduced an new airplane that revolutionized commercial air trav... -
by Marcel F. Williams During the Great Depression, the Roosevelt administration decided to create jobs in the US by expanding electric power... -
by Marcel F. Williams Currently, commercial nuclear energy in the US and in the rest of the world is solely utilized for the production of e...
1 comment:
The delta v station keeping requirements for Earth-Moon L1 and L2 are less than 10 meters/second. But the delta v station keeping requirements for L3, L4, and L5 are less than 1 meter/ second.
However a lunar equatorial Distant Retrograde Orbit (DRO) would have station keeping delta v requirements of only a few centimeters/second per year. So DRO is the best place far large rotating space stations and space colonies within cis-lunar space.
Post a Comment