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Where is the TEA-TEB stored for the Merlin engines onboard Falcon 9?

spacex merlin-1d

Jun 9 at 22:18 RaptorChief 1,095

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404

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Has SpaceX ever done a hot restart of a 2nd stage?

Dec 12 at 22:17 Terrance Yee 1,929

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575

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What is this jet of material spraying out from Stage 2 during the SpaceX PAZ mission?

spacex falcon-9 upper-stage merlin-1d

Jul 1 '19 at 5:28 ReactingToAngularVues 8,257

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510

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Which western pilots trained on the Buran?

buran

Aug 6 '18 at 14:45 Brian Tompsett - 汤莱恩 5,648

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What were the differences on the LM ascent stage engines on Apollo 9, 10, and 11?

apollo-program lunar-landing

Jul 10 '16 at 0:17 Russell Borogove 133k

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366

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Could customary law realistically be used to block commercial use of the moon's resources?

the-moon law natural-resources

Dec 18 '15 at 23:17 SE - stop firing the good guys 20.8k

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How feasible is it to use aluminum and liquid oxygen as future propellant sourced from the moon?

the-moon colonization mining fuel isru

Jul 24 '15 at 21:38 Community♦ 1

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476

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What are the challenges and utility of a Lunar Orbital Station?

iss the-moon orbit space-station

Jul 21 '15 at 21:01 HopDavid 14.3k

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594

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What will be NASA Policy on backup ISS docking/berthing ports, once commercial crew is up and running?

iss spacex docking boeing

Jan 6 '16 at 20:38 Community♦ 1

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882

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How many dead sats near GEO?

artificial-satellite geostationary communication-satellite

Jun 29 '15 at 19:22 PearsonArtPhoto♦ 106k

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Does the ISS team plan cargo flights when at half crew on purpose?

iss spacex docking jaxa cygnus

Jun 29 '15 at 12:01 Community♦ 1

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357

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Who decides where Curiosity goes?

mars rovers curiosity

Jun 24 '15 at 20:25 Mark Adler 54.2k

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What altitude would an ocean crossing sub-orbital flight need to reach?

sub-orbital altitude ballistics

Dec 28 '14 at 16:27 Community♦ 1

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861

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Is it possible to map the caves of Phobos?

mars habitat caves phobos

Jan 23 '15 at 21:36 Community♦ 1

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Passive attitude stabilization with magnets - are there studies based on actual flight data?

artificial-satellite attitude cubesat magnetic-field passive-systems

Oct 9 '17 at 18:40 Community♦ 1

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What range of orbital elements was available for the Space Shuttle?

orbit orbital-maneuver space-shuttle

Jul 5 '14 at 22:37 Community♦ 1

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843

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Benefit of sling shot effect with a space elevator

space-elevator interplanetary

Sep 7 '13 at 13:23 Mark Adler 54.2k

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What is the cause of Saturn's north pole persistent hexagon jet streams?

planetary-science weather saturn

Sep 24 '13 at 15:35 PearsonArtPhoto♦ 106k

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Would magnetic torquers placed in a polar satellite work?

artificial-satellite attitude magnetic-field magnetorquer

Sep 20 '13 at 17:15 Everyone 13.2k

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721

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What contributes the majority of the mass in an ion drive?

propulsion ion-thruster

Aug 30 '13 at 21:39 Community♦ 1

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381

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Is there a pre-published time that astronauts on the ISS will be available on Ham Radio?

iss amateur-radio

Sep 10 '13 at 20:39 TildalWave 71.9k

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Can spacecraft be made invisible to stations on Earth?

technology artificial-satellite tracking stealth

Jan 30 '16 at 20:01 John Wiseman 233

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22 Offered bounties for 1,600 reputation

Where is the TEA-TEB stored for the Merlin engines onboard Falcon 9?

Has SpaceX ever done a hot restart of a 2nd stage?

What is this jet of material spraying out from Stage 2 during the SpaceX PAZ mission?

Which western pilots trained on the Buran?

What were the differences on the LM ascent stage engines on Apollo 9, 10, and 11?

Could customary law realistically be used to block commercial use of the moon's resources?

How feasible is it to use aluminum and liquid oxygen as future propellant sourced from the moon?

What are the challenges and utility of a Lunar Orbital Station?

What will be NASA Policy on backup ISS docking/berthing ports, once commercial crew is up and running?

How many dead sats near GEO?

Does the ISS team plan cargo flights when at half crew on purpose?

Who decides where Curiosity goes?

What altitude would an ocean crossing sub-orbital flight need to reach?

Is it possible to map the caves of Phobos?

Passive attitude stabilization with magnets - are there studies based on actual flight data?

What range of orbital elements was available for the Space Shuttle?

Benefit of sling shot effect with a space elevator

What is the cause of Saturn's north pole persistent hexagon jet streams?

Would magnetic torquers placed in a polar satellite work?

What contributes the majority of the mass in an ion drive?

Is there a pre-published time that astronauts on the ISS will be available on Ham Radio?

Can spacecraft be made invisible to stations on Earth?