Solar sails will make deep space exploration possible. They solve a core constraint (propellant) and we're developing them now.
"A solar sail is a spaceship that uses the sun for propulsion. It is propelled ahead by reflecting light."
More from @NASA https://www.nasa.gov/vision/universe/roboticexplorers/solar_sails.html …
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Read Avi Loeb's original publication in The Astrophysical Journal Letters, where he raises the question about Oumuamua's acceleration. https://arxiv.org/pdf/1810.11490.pdf …
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And then read (or don't read
) Rendezvous with Rama - a science fiction story that recalls the encounter with Oumuamua - to find out what's in store for us next. https://en.wikipedia.org/wiki/Rendezvous_with_Rama …Prikaži ovu nit
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I never realized it passed that close to us. 30 million km in planetary terms and especially galactic terms is REALLY close. Is this why
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"Hubble Space Telescope showed that the mysterious object had accelerated during its visit to the inner solar system in 2017 – an acceleration that is not explained by the sun’s force of gravity."
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Great read! Love this: “Imagine if cavemen had been shown the smartphone you’re using to record me. What would they have thought about this special rock? Now imagine that Oumuamua is the iPhone, and we are the cavemen.”
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My guess is that the Galactica survived and is coming backpic.twitter.com/CEXuq3xGh2
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It has happened before and will happen again
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