Travel
- Colonization of other planets, moons, asteroids, etc.
- Terraforming
- Moving planets
- Space exploration
- Interstellar travel
- Faster-than-light travel and communications
- Hyperspace
- Slipstream
- Warp drives
- Wormholes
- Ansibles
- Faster-than-light travel and communications
- Much slower than light
- Generation ship
- Sleeper ship
- Very nearly light speed
- Bussard ramjets
- Ursula LeGuin's NAFAL ships, and the Twin paradox
- Space stations
- Interstellar travel
- Teleportation
- Portals
- Time travel
- Alternate histories: time travel can be used as a plot device to explore parallel universes. While alternate history has its own category (see above), it often occurs in time travel stories as well.
- Anachronism
- The Grandfather paradox: can someone go back in time and kill his parents before they beget the killer?
- Time loop
- Travel to the Earth's center
Read more about this topic: List Of Science Fiction Themes
Famous quotes containing the word travel:
“He will trouble the thoughts of men
yet for many an aeon,
they will travel far and wide,
they will discuss all his written words,
his pen will be sacred.”
—Hilda Doolittle (18861961)
“I never travel without my diary. One should always have something sensational to read in the train.”
—Oscar Wilde (18541900)
“I travel light; as light,
That is, as a man can travel who will
Still carry his body around because
Of its sentimental value.”
—Christopher Fry (b. 1907)
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