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86
How was New Horizons able to direct data so precisely back to Earth?
space.stackexchange.com

67
Why does this researcher have a “clear plastic bag” over their head?
space.stackexchange.com

53
How come I see two ICE trains scheduled for the same platform at the same time?
travel.stackexchange.com

45
Is the Innsbruck to Prague sleeper train really direct?
travel.stackexchange.com

29
Why did Salyut 7 freeze over, while ISS requires massive cooling system?
space.stackexchange.com

28
Difference between Frankfurt Flughafen Fernbahnhof and Flughafen Regionalbahnhof? Which station should I go to for Frankfurt Terminal 1?
travel.stackexchange.com

27
Why is the ribbon of decommissioned geosynchronous satellites skewed?
space.stackexchange.com

25
Why are obsolete geostationary satellites re-orbited above the geostationary belt?
space.stackexchange.com

24
Why were the Sputniks launched to such high apogee?
space.stackexchange.com

23
USB signal routing - Swap data lines using vias?
electronics.stackexchange.com

23
Studying the PCB of a 70s calculator. What were they thinking?
electronics.stackexchange.com

18
Place a satellite at Sun-Mars L1 to shield Mars from Sun radiation
space.stackexchange.com

16
How does an array of concrete pillars protect a launch control bunker?
space.stackexchange.com

16
What would it cost to bring a 1 gram payload to the CMBR rest frame (i.e. Δv 368 km/s ?)
space.stackexchange.com

15
Why can't we use charged fine metal dust instead of plasma for ion thruster?
space.stackexchange.com

15
How stable are satellites in a graveyard orbit
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14
Could cosmic rays be produced by alien propulsion systems?
space.stackexchange.com

14
“Pillars of Baikonur” What is the purpose of the hundreds of short, white posts near the Baikonur Cosmodrome launch pad?
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14
What do these signs in the Czech Republic mean? [Picture included]
travel.stackexchange.com

14
Which stations in Berlin have ICE connections to Leipzig
travel.stackexchange.com

13
Is it considered bad practice to put Vias on BGA pads?
electronics.stackexchange.com

13
Free travel with S-Bahn with Deutsche Bahn Intercity Ticket
travel.stackexchange.com

13
What are the rectangular wires around Atlas V launch site?
space.stackexchange.com

12
How do solar flares degrade orbits?
space.stackexchange.com

12
The speed of Apollo 11 at first stage separation was apparently only about 40% of what NASA claims? What does this indicate?
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12
Could a smartphone really transmit to satellites in a space based internet system?
space.stackexchange.com

12
The Moon's shadow could not possibly look like this — could it?
space.stackexchange.com

12
How close are tracks 1 and 2 in the Eindhoven train station?
travel.stackexchange.com

11
Does “carriage” mean that I am on my own on this SNCF itinerary?
travel.stackexchange.com

11
A spacecraft is travelling at X units per hour. But relative to what exactly? Does it depend on orbit? How?
space.stackexchange.com

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