Scientists Are Racing to Reach a Mysterious World Before It Disappears for 11,000 Years
In 2076, Sedna will make a once-in-11,400-year close pass near the Sun.
Tag: solar sail
Spacecraft that sails on sunlight actually works
Spacecraft pushed by photons might someday take us to other stars.
Carl Sagans’ solar sail will be put to the test next week: our shot at interplanetary travel
In 1976, Carl Sagan went on the Tonight Show with Johnny Carson along with a strange contraption, that looked like ...
