What is the cause of Saturn's north pole persistent hexagon jet streams?11yr ⋅ tildalwave-49 ⋅ se/space
What are speed limits for free fall, orbital trajectory, and unbound trajectory?10yr ⋅ mins-7017 ⋅ se/space
Asteroid 2013 TX68 March 5, 2016 close approach, and calculating with Skyfield8yr ⋅ uhoh-12102 ⋅ se/space
Limits of bypass ratio in air-augmented (ejector-jet/ducted) rocket8yr ⋅ sevenperforce-13211 ⋅ se/space
How do the secondary payload abilities of different launchers compare?9yr ⋅ localfluff-1457 ⋅ se/space
Why is the Falcon 9 upper stage tumbling so much after separation? (SES-10)7yr ⋅ localfluff-1457 ⋅ se/space
What is the timeliness of DSCOVR-EPIC image acquisition and public release?9yr ⋅ gerrit-33 ⋅ se/space
Boeing US pat. 9,068,562: inertial confinement fusion engine (D-T pellet gun)9yr ⋅ deer-hunter-168 ⋅ se/space
Quite some lateral wobble immediately following Antares Orb-2 liftoff. Is that normal?10yr ⋅ tildalwave-49 ⋅ se/space
Besides HST, JWST and stations, are there any examples of satellites designed for service in space?8yr ⋅ uhoh-12102 ⋅ se/space
Why do Proton rockets use two types of main engines in its second stage?9yr ⋅ junior-miranda-8761 ⋅ se/space
Regulation governing the use of ocean areas for the return of space objects?10yr ⋅ mins-7017 ⋅ se/space
Does any space program / government have an official stance on a procedure for handling collision-trajectory comets?11yr ⋅ undo-12 ⋅ se/space
Might thermal mass, reflective insulation, and limiting light penetration allow heat control on the Moon? (reboot)10yr ⋅ kim-holder-4660 ⋅ se/space
What is the large structure in the background of this picture of Molniya 1?8yr ⋅ uhoh-12102 ⋅ se/space
Could an upcoming comet lander be designed to cope with a greater variety of terrain types, compared to Philae?10yr ⋅ mohammad-6578 ⋅ se/space
Would tethering to a large mass be an efficient way to change velocity?11yr ⋅ rory-alsop-38 ⋅ se/space
Are there any Mars missions currently in the design phase which could take advantage of NASA's Low Density Supersonic Decelerator?9yr ⋅ echologic-6537 ⋅ se/space
Is lunar lithobraking 1. survivable and 2. cheaper than a rocket landing?10yr ⋅ mluby-4602 ⋅ se/space
Were the aerodynamic control surfaces of the Space Shuttle used during ascent?9yr ⋅ forgemonkey-6312 ⋅ se/space
How will SES-9 reach geostationary orbit from inclined transfer orbit (from F9 2nd stage)8yr ⋅ uhoh-12102 ⋅ se/space
Mapping the moon: how to use the Lunar Reconnaissance Orbiter (LRO) image data?8yr ⋅ user17498-17498 ⋅ se/space
Cubesat with 8 arcsecond pointing accuracy - is that typical, or exceptional?8yr ⋅ uhoh-12102 ⋅ se/space
Has there been any program to develop tiny pod-like vehicles with manipulator arms for extra-vehicular activities?8yr ⋅ johnny-robinson-16669 ⋅ se/space
What is this additional plume on the Falcon 9, and is it being ignited/corrected for?9yr ⋅ james-thorpe-10686 ⋅ se/space
Overheating problem in a nano-satellite due to proximity of system components10yr ⋅ amr-shrief-7068 ⋅ se/space
How to identify which Space Shuttle, from a high-res cockpit photograph?9yr ⋅ dotancohen-472 ⋅ se/space
Will there be a team of planetary scientists advising the Emirates Mars Mission team?9yr ⋅ called2voyage-58 ⋅ se/space
How far can the supersonic parachute in the LDSD system for Mars be placed from the entry capsule?9yr ⋅ kim-holder-4660 ⋅ se/space
Did I see the Formosat-5 F9 2nd stage nozzle vibrate at about 2Hz at SECO-1?7yr ⋅ uhoh-12102 ⋅ se/space
How does a thin metal rocket engine not get crushed by the weight of the flying rocket?10yr ⋅ sharptooth-2948 ⋅ se/space
Why are these multi-junction solar cells 40% efficient on earth but 30% in space?8yr ⋅ uhoh-12102 ⋅ se/space
Excluding Russia, has Europe launched a single satellite or spacecraft into Earth's orbit and beyond from its own continent?11yr ⋅ tildalwave-49 ⋅ se/space
How rapid would air loss be in the event that a supermassive torus is punctured?9yr ⋅ vedant-chandra-1028 ⋅ se/space
When was the last normal electron tube (valve) for electrical circuitry launched into space?7yr ⋅ uhoh-12102 ⋅ se/space
Could the space shuttle be permanently left in orbit as a space station?9yr ⋅ localfluff-1457 ⋅ se/space
Is GMAT still available? Where? How? (NASA's General Mission Analysis Tool)8yr ⋅ uhoh-12102 ⋅ se/space
I am having trouble calculating my classic orbital elements and am at a loss on where to look8yr ⋅ wafer-15714 ⋅ se/space
Could current (+SLS+FH) launchers use much larger diameter payload fairings?9yr ⋅ localfluff-1457 ⋅ se/space
Are there any studies on the ideal form for a spacecraft at large velocity in vacuum?11yr ⋅ everyone-288 ⋅ se/space
Restricted Three body problem need to create an orbit around the two massive bodies7yr ⋅ firefistace-19343 ⋅ se/space
Why is the velocity of a satellite the result of a sum of two velocities? (clarifying img included)7yr ⋅ ohiliouh-10215 ⋅ se/space
Can Orion (or Dragon or CST-100) be upgraded to do multiple EVA's (space walks)?9yr ⋅ localfluff-1457 ⋅ se/space
How could transfers between SEL1&2 and EML Lagrange points be utilized?9yr ⋅ localfluff-1457 ⋅ se/space
Why is part of this New Horizon's Charon high resolution image missing?9yr ⋅ pearsonartphoto-25 ⋅ se/space
How can you predict an orbit, based on an initial position and an initial direction vector?9yr ⋅ snakeruler-10688 ⋅ se/space
Is there any type of mechanical bearing that can be used in the full vacuum of space?11yr ⋅ alanse-26 ⋅ se/space
Why are Europe’s Air & Space Academy and DLR urging ESA and CNES to reconsider the use of solid fuels for the proposed Ariane 6?11yr ⋅ tildalwave-49 ⋅ se/space
How does radar calibration using LEO orbited calibration spheres work?11yr ⋅ tildalwave-49 ⋅ se/space
Where can I find orbital parameters for historical satellites and other spacecraft?11yr ⋅ gerrit-33 ⋅ se/space
Understanding gravitational keyhole analysis for Near-Earth Objects9yr ⋅ astroynamicist-10558 ⋅ se/space
What eventually killed the Augustine Commission Report Option 4B, Directly Shuttle-Derived Heavy-Lift Launch Vehicle, a.k.a. DIRECT?11yr ⋅ tildalwave-49 ⋅ se/space
If a high-temperature melt of lunar soil cooled slowly, what layers might appear?9yr ⋅ kim-holder-4660 ⋅ se/space
Could Earth-lunar flybys be repeated consecutively without the use of propellant?11yr ⋅ alanse-26 ⋅ se/space
Are there solar panels available today that would last through various lunar days?9yr ⋅ kim-holder-4660 ⋅ se/space
Minimum Delta V to a staging area in cislunar space for a vertical space gun11yr ⋅ alanse-26 ⋅ se/space
What kind of engine does this Isp = 1600 (actually) refer to? Is it cubesat-friendly?8yr ⋅ uhoh-12102 ⋅ se/space
Would a frog on the side of a rocket be enough to steer it substantially offcourse?11yr ⋅ undo-12 ⋅ se/space
Have there been any determinations of the water pressure in Europa's ocean just below the ice?8yr ⋅ uhoh-12102 ⋅ se/space
Is the pressurization of propellant tanks necessary for structural integrity?8yr ⋅ uhoh-12102 ⋅ se/space
