Barney Oliver Professions : Scientist Browse All Authors Top 10 quotes by Barney Oliver The sun and its retinue of planets drift as a group through the vast gulfs of space that separate the stars. Barney Oliver group space stars sun The factor most ignored in discussing interstellar flight is the kinetic energy that must be invested in the ship to make its tons of matter move at a substantial fraction of the speed of light. Barney Oliver ship light energy matter Years of science fiction have produced a mindset that it is human destiny to expand from Earth, to the Moon, to Mars, to the stars. Barney Oliver destiny stars moon science Present annual world energy consumption is about equal to the annihilation energy of 4 tons of matter. Barney Oliver present energy matter world If interstellar travel is as time- or energy- demanding as the above figures indicate, it is far from obvious what the motive for colonization might be. Barney Oliver far energy time travel In the past, on Earth, it has largely been to exploit foreign resources and to expand the domestic territory. Barney Oliver in-the-past resources earth past Above all, I would not expect a wise race, at great expense, to set loose an army of self-replicating robots. Barney Oliver great robots army wise Antimatter is not a source of energy for us, it's a method of storing energy, compact but inefficient. Barney Oliver us method source energy No one can deny the excitement of visiting another world. Barney Oliver another visiting excitement world It would be a pity if, frustrated by the price of travel, we elected to become a society that never made contact, that never gave SETI a fair chance. Barney Oliver never society chance travel Similar Authors Bruce Ellis scientist Brian O'Leary scientist Amanda Feilding scientist Astro Teller scientist Arvid Carlsson scientist Antonie van Leeuwenhoek scientist All Authors
