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Scientists in the US are trying to map the twisting “tubes” so they can be used to cut the cost of space travel.

Each one acts like a gravitational version of the Gulf Stream, created from the complex interplay of forces between planets and moons.

Depicted by computer graphics, the pathways can look like strands of spaghetti that wrap around planetary bodies and snake between them.

The pathways connect sites called Lagrangian points where gravitational forces balance out. Read the full story