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oefe
  • Member for 10 years, 6 months
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30 votes

How does the SpaceX Falcon 9 first-stage straighten for landing?

13 votes
Accepted

Why is the descent module of the Soyuz in the middle of its stack?

12 votes
Accepted

What influenced the shape of the Soyuz descent module?

11 votes

Why is it best to perform an orbital inclination change at apoapsis?

10 votes

How do vehicles get smoothly to a circular low Earth orbit?

9 votes

Kepler has 16 GB of memory. Is this DRAM?

8 votes

Would it actually be feasible to drop a nuclear bomb from a satellite?

8 votes
Accepted

Does NORAD have the only system that can track Santa?

7 votes

What is this spinning object seen on a spacecraft above the ISS?

6 votes
Accepted

How many minutes of Lunar Sim did Neil Armstrong get?

6 votes
Accepted

What were the differences between the LLRV and LLTV?

6 votes

Do different generations of Soyuz use different launchpad infrastructure?

6 votes

Why is OA-7 launching atop an Atlas V?

5 votes
Accepted

How does horizontal payload mounting influence satellite design

3 votes

Falcon 9 Range Safety

3 votes
Accepted

What pattern of satellite release will the pentagonal Iridium arrangement use?

3 votes

Progress-MS01 docking incident

3 votes

Could a spaceship be "charged" with kinetic energy instead of having to be propulsed?

2 votes
Accepted

Could the Orlan-MK use an umbilical if need be?

2 votes

How can the CYGNSS spacecrafts (actually) measure ocean roughness?

2 votes
Accepted

Where/how did the CRS-10 Dragon capsule "wait" before the 2nd, successful docking attempt?