Hangar of alien ships with pre-programmed destinations discovered on the Moon
18199
Looking for sci-fi novel I read about humanity finding alien station on orbit of Earth
38248
How do I capture the moon and its surrounding context?
124129
Predicting orbital trajectory of an object
54924
Alien studying human race for mental capacity and ESP
90979
Two humans land on a planet; one learns to communicate with aliens
97881
Beryllium Vacuum Sphere Boat/Aircraft
128237
Identify a catastrophic sci fi story written before 1980: ruptured spleen, alien moon base, time and space travel, antimatter tool
108064
Story identification: Stranded alien ship builds Earth civilization to help it fix the spaceship
126760
Extrude faces of an icosphere from a python script
152896
Were holodeck emitters on USS Enterprise-D able to create holograms outside the physical boundaries of holodeck room?
35708
Why does the moon drift away from earth?
115982
Stargate - Destiny's Gate Address from Icarus base
22201
What is the ID of all these ships?
98407
Looking for a (short?) story about a cryo ship looking for habitable planets
134594
Story identification: two seraphim in space, and the voice of God
38857
Story Identification: Human Resistance to Conquering Aliens
98805
Trying to identify a short story in which aliens turned an entire city block into a spaceship