from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. As a result of the force of gravity
from The Century Dictionary and Cyclopedia
- By gravitation, or in the manner of gravitation.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. with respect to gravitation
Sorry, no etymologies found.
There are some real NASA missions that deserve to be on the list, like Mariner 9 (first spacecraft to orbit Mars) and Mariner 10 (first to use gravitationally assisted trajectory and first to explore Mercury).
Today on Boing Boing Gadgets we looked at an inexplicable, gravitationally-defiant watch and discovered that Malia Obama uses a cute little Kodak digicam.
Even so, there is some question whether a mass of that magnitude could possibly affect us gravitationally.
The gas-giant planets would remain gravitationally impossible for human life, but not their moons.
This apparent acceleration in the expansion of the universe has typically been explained by postulating the presence of gravitationally repulsive 'dark energy'.
The dimness of those stars might mean that Earth-sized worlds in their habitable zones orbit so close to the star that they become gravitationally locked so they always have one face perpetually looking onto the star and potentially baking.
Earlier in the decade, astronomers discovered planets gravitationally "locked" to always present one hot face to their star, and one cool side always in darkness.
That will give Obama leftward incentive and it will keep Obama from being the leftmost side … and it will also keep the left side sane, and keep it thinking and sorting ideas, and keep it from degenerating toward a mess gravitationally unified by support for the ups and downs and particular acts and weird angles and bad moments of one trusted president for fear of the opposition.
However, stars interact gravitationally, which can be simulated such as in this example by Chris Mihos (shamelessly linking to old class notes!)
Not out of reach of imaginable technology, not gravitationally inhospitable like the gas giants or atmospherically murderous like Venus, Mars long looked like the best bet—for adventure, for alien life, for a stepping stone to the stars.
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