Why is Voyager 1 approaching Earth?
118808
How is it the Voyagers are a few seconds closer to Earth than earlier?
145349
Can anyone explain the Star Trek astrography (i.e. quadrants)?
59077
Travel duration from Earth to a star at 9.8 m/s² acceleration
77822
Why is the destination of the Discovery in 2001: A Space Odyssey Saturn in the book and Jupiter in the movie?
57667
Escape velocity from Earth
123696
Why does Pluto's orbit cross Neptune's orbit?
119337
Can we escape Earth's gravity slowly?
60873
Are those stars moving past the window when the ship is at warp?
83636
Earliest terrestrial planet?
85001
Why do Star Trek vessels always approach each other on parallel planes?
136518
What really happened to the USS Voyager in "Living Witness"?
150192
How can I navigate on Kerbin?
114838
What was the point of bringing Enterprise to the surface of a planet?
9378
Why is the earth a viable return path for power distribution?
122841
How does earth based technology interact with alien technology
157619
Parker Solar Probe passing extremely close to the Sun; what relativistic effects will it experience and how large will they be?
23139
Am I seeing a particle orbiting a Morris-Thorne Wormhole?