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What is measured with g-forces?

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Peter - Reinstate Monica
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Is there something inherently more difficult about servicing satellites in the 2nd Sun-Earth Lagrangian point?

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gleedadswell
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When staying indoors, can missing gravity be replaced with blowing air?

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Jonathan Regent Tyrell
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Why does the Falcon 9 first stage continue to decelerate after its reentry engine burnout?

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CommunityBot
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4 answers
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Is it possible for an Orion drive-based spaceship to experience smooth artificial gravity?

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Peter Mortensen
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What kind of "safe" was carried on the Space Shuttles?

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Organic Marble
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Why did NASA's Soujourner Mars rover die at the same time as Pathfinder?

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Rory Alsop♦
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What are the advantages and disadvantages of using either liquid hydrogen or liquid methane based rocket fuels?

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TCooper
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11 votes
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What's the typical temperature of a reactor core in a nuclear thermal rocket?

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ikrase
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Will Roadster ever encounter Mars?

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Peter Mortensen
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5 votes
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How long can the SpaceX Starlink satellites survive before they deorbit?

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Dan Hanson
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507 views

Is there any orbital launcher capable of removing the second stage from orbit after inserting the payload satellite into LEO?

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Uwe
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593 views

What are the regularly spaced spots on this piece of material on the surface of Mars?

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BrendanLuke15
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200 views

Why is the ISS camera (nearly) always off when passing over/near French Southern and Antarctic Lands / FSAL well south of India?

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Tristan
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250 views

Would it be practical to fly a probe to Mars using gravitational assistance from Venus?

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BrendanLuke15
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170 views

If humans lived on the moon, could they send a mission with the same goals as Apollo to the Earth?

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GremlinWranger
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258 views

How can uncertainty about the position of an object decrease over time?

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Ryan C
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189 views

Could there be caves on Mars in the areas inside Jezero crater and the watershed west and north of it where the Mg carbonates are detected?

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Fred
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101 views

Confusion regarding the series for true anomaly on Wikipedia

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David Hammen
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Why does igniting propellant provide more thrust?

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A McKelvy
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187 views

What would happen during an inflight abort in a Falcon 9 if the booster engines did not shut down?

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throx
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124 views

Collecting suns cosmic rays

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Christopher James Huff
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157 views

How would building rockets on other planets and moons influence their design?

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Slarty
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69 views

Relationship between osculating eccentricity and Brouwer-Lyddane short eccentricity

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Samuel Low
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2 votes
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83 views

How and who calculated the thrust required from first stage of launch vehicle Saturn V for moon landing?

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Ludo
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basis for designing fins of a space launch vehicle

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codeMonkey
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230 views

Have astronauts ever used the helmet-to-helmet technique to talk to one another in vacuum?

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KarlKastor
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3 votes
2 answers
116 views

How much solar radiation hits a spacecraft in transit to Mars?

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A. Rumlin
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2 answers
102 views

Determine Yaw, Pitch, Roll from two vectors

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Rainer P.
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1 answer
155 views

What is this squiggly moving line in the recent SpaceX SARah-1 Mission?

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Christopher James Huff
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117 views

How to calculate catalyst bed geometry (length/radius) for a monopropellant thruster?

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Organic Marble
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82 views

Where do I find ECEF coordinates of a satellite?

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David Hammen
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2 answers
82 views

Rover wheel placement

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Fred
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2 votes
1 answer
130 views

Does NASA already have James Webb Space Telescope's 1st science photos with them?

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David Hammen
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4 votes
1 answer
98 views

Chamber Pressure and Burn Rate equations

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Ryan C
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2 answers
76 views

Why is it assumed that space flights have to be safe?

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Fred
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1 answer
73 views

What is the propellant consumption rate for Soyuz?

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pathfinder_EOS
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2 votes
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Spacecraft Disaster [closed]

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GdD
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181 views

Why is SpaceX spraying water on their barges?

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JohnEye
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6 votes
1 answer
66 views

What size are the typical keep-inside boxes of geostationary telco satellites?

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Ryan C
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0 answers
176 views

Oddities near Kennedy Parkway

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Maury Markowitz
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137 views

Is there a name for this type of 'Spin Gravity' ship configuration?

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BradV
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80 views

Plot ellipse using elements from TLE

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Ryan C
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124 views

How feasible and cost effective is a superconductive electromagnetic orbital gun for cargo transportation between the orbits of different planets? [closed]

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gleedadswell
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4 votes
1 answer
75 views

Draper Labs' Control Moment Gyroscope Spacesuit

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David Hammen
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145 views

Would a ring system for the Earth be a net benefit in terms of climate change? Is an artificial ring feasible? [closed]

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Jherico
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3 votes
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138 views

Feasibility of Brilliant Pebbles Missile Defense [closed]

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DrBunny
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4 votes
0 answers
133 views

Why was the "lunar launch window" different between the Cape Canaveral and Baikonur launch sites?

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carleton
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