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It all comes down to Distance = Speed x Time . Do the simple math ! Even at near light speed, which is very unlikely, travel between even close neighbors would take prohibitively long. This is why, although intelligent species that have mastered space travel, likely abound throughout the universe, we are never visited by any.
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On 2020-06-18, Whisper wrote:
Exactly. Humans aren't equipped for extensive space travel, wouldn't survive long anyway. That's just sci-fi cartoon stuff. Humans aren't equipped for diving to the bottom of the ocean, flying in the stratosphere or walking on the Moon either. Alas, the time when we were limited to a specific environment and couldn't break out of it is long past. |
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Porcospino wrote on 19/06/2020 11:33 PM:
On 2020-06-18, Whisper wrote: Exactly. Humans aren't equipped for extensive space travel, wouldn't survive long anyway. That's just sci-fi cartoon stuff. Humans aren't equipped for diving to the bottom of the ocean, flying in the stratosphere or walking on the Moon either. Alas, the time when we were limited to a specific environment and couldn't break out of it is long past. Didn't people used to believe that Humans, even in pristine conditions, would not survive travelling faster than 20 M.P.H.?? We've sure proved that 'theory' wrong!! Isn't Science Wonderful?? ;-P -- Daniel |
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Daniel65 writes:
Porcospino wrote on 19/06/2020 11:33 PM: On 2020-06-18, Whisper wrote: Exactly. Humans aren't equipped for extensive space travel, wouldn't survive long anyway. That's just sci-fi cartoon stuff. Humans aren't equipped for diving to the bottom of the ocean, flying in the stratosphere or walking on the Moon either. Alas, the time when we were limited to a specific environment and couldn't break out of it is long past. Didn't people used to believe that Humans, even in pristine conditions, would not survive travelling faster than 20 M.P.H.?? We've sure proved that 'theory' wrong!! Isn't Science Wonderful?? ;-P Horses run faster than 20mph all the time. Humans rode them before the car was invented. -- Daniel Visit me at: gopher://gcpp.world |
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Il 19/06/2020 15:33, Porcospino ha scritto:
On 2020-06-18, Whisper wrote: Exactly. Humans aren't equipped for extensive space travel, wouldn't survive long anyway. That's just sci-fi cartoon stuff. Humans aren't equipped for diving to the bottom of the ocean, flying in the stratosphere or walking on the Moon either. Alas, the time when we were limited to a specific environment and couldn't break out of it is long past. I think you are a bit optimistic. In the last fifty years, after the moon landing, only unmanned missions like Cassini and New Horizons have been successful. Manned missions have been a joke like sending people to the ISS, only 400 Km from the earth. Better sending probes to the space beyond the moon. Luigi Caselli |
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On 22/06/2020 3:51 am, Luigi Caselli wrote:
Il 19/06/2020 15:33, Porcospino ha scritto: On 2020-06-18, Whisper wrote: Exactly.* Humans aren't equipped for extensive space travel, wouldn't survive long anyway.* That's just sci-fi cartoon stuff. Humans aren't equipped for diving to the bottom of the ocean, flying in the stratosphere or walking on the Moon either. Alas, the time when we were limited to a specific environment and couldn't break out of it is long past. I think you are a bit optimistic. In the last fifty years, after the moon landing, only unmanned missions like Cassini and New Horizons have been successful. Manned missions have been a joke like sending people to the ISS, only 400 Km from the earth. Better sending probes to the space beyond the moon. Luigi Caselli A 'bit optimistic'? Completely delusional & poor grasp of science you mean. |
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On 19/06/2020 11:33 pm, Porcospino wrote:
On 2020-06-18, Whisper wrote: Exactly. Humans aren't equipped for extensive space travel, wouldn't survive long anyway. That's just sci-fi cartoon stuff. Humans aren't equipped for diving to the bottom of the ocean, flying in the stratosphere or walking on the Moon either. Alas, the time when we were limited to a specific environment and couldn't break out of it is long past. You're comparing that to intergalactic travel? Rofl. |
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On 2020-06-22, Whisper wrote:
On 19/06/2020 11:33 pm, Porcospino wrote: On 2020-06-18, Whisper wrote: Exactly. Humans aren't equipped for extensive space travel, wouldn't survive long anyway. That's just sci-fi cartoon stuff. Humans aren't equipped for diving to the bottom of the ocean, flying in the stratosphere or walking on the Moon either. Alas, the time when we were limited to a specific environment and couldn't break out of it is long past. You're comparing that to intergalactic travel? Rofl. Interstellar, not intergalactic. The fact that you treat them as if they were interchangeable says a lot. Interstellar travel should be technically feasible for a civilization with a developed presence in its own system (low-cost launches due to economies of scale, industrial activities such as asteroid mining, settlements on more than one planet, solar power satellites, etc.. As in, there are technical designs for interstellar propulsion that we know to be realistic for a civilization with that kind of energy and resource availability. I don't think the fact that we haven't gone beyond the Moon in fifty years is significant, because technological development (and economic growth) of this kind won't happen within decades. |
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On 22/06/2020 9:47 pm, Porcospino wrote:
On 2020-06-22, Whisper wrote: On 19/06/2020 11:33 pm, Porcospino wrote: On 2020-06-18, Whisper wrote: Exactly. Humans aren't equipped for extensive space travel, wouldn't survive long anyway. That's just sci-fi cartoon stuff. Humans aren't equipped for diving to the bottom of the ocean, flying in the stratosphere or walking on the Moon either. Alas, the time when we were limited to a specific environment and couldn't break out of it is long past. You're comparing that to intergalactic travel? Rofl. Interstellar, not intergalactic. The fact that you treat them as if they were interchangeable says a lot. Both impossible. Voyager would take 73,000 yrs to get to nearest star. Jesus was alive only 2,000 yrs ago for some perspective. You'd need 1,000 generations to make 1 way trip if average life span is 73 yrs. That's impossible. Interstellar travel should be technically feasible for a civilization with a developed presence in its own system (low-cost launches due to economies of scale, industrial activities such as asteroid mining, settlements on more than one planet, solar power satellites, etc.. As in, there are technical designs for interstellar propulsion that we know to be realistic for a civilization with that kind of energy and resource availability. You're a complete nutter lol. Just typing words into a keyboard doesn't make it feasible. Why should interstellar travel be 'technically feasible' for a civilization? It's actually 100% impossible. You've been watching too much Star Trek. I don't think the fact that we haven't gone beyond the Moon in fifty years is significant, because technological development (and economic growth) of this kind won't happen within decades. It will never happen. 100% money back guarantee. Sorry to burst you bubble but you need to grow up sometime. |
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