Space Exploration

Necromancer

 Necromancer
Answer a question more than 60 days later with score of 5 or more. This badge can be awarded multiple times.
Awarded 1199 times.
What is the difference between "Air-augmented rocket propulsion" and "integral rocket-ramjet propulsion"?
Awarded 2 days ago
What "unique control system" modulated GOCE's thrust to compensate for variable atmospheric drag? How did it know how to modulate it?
Awarded Dec 1 at 0:33
What is wrong with Voyager 1 attitude data telemetry? Is there a test version of the computer available?
Awarded Nov 30 at 0:41
Why is Nodal precession affected by the rotational period of the planet?
Awarded Nov 28 at 21:55
Why did the Soviet Union decide to use 30 small engines instead of a few large ones on the N1?
Awarded Nov 28 at 14:37
Transform ECI to ECEF
Awarded Nov 27 at 18:41
Rabbits in Space
Awarded Nov 15 at 3:26
What is this perturbation effect called, and what would be an analytical expression for the resulting eccentricity oscillations?
Awarded Nov 15 at 2:41
Common usage of "dry-mass"
Awarded Nov 14 at 2:10
Is Asparagus Staging Possible
Awarded Nov 10 at 3:55
How can Mars have dust storms with such a thin atmosphere?
Awarded Nov 6 at 14:35
Which side of the Moon faces Earth, the heavy side or the lighter side?
Awarded Nov 6 at 2:56
What paper size do they use on the International Space Station?
Awarded Nov 4 at 7:52
Is Mercury's orbit still considered potentially unstable (in the very long term)?
Awarded Oct 5 at 10:45
What is a "Double Iridium Flare" and how close can the two satellites be?
Awarded Oct 1 at 11:11
What is this NASA Spaceflight article trying to explain?
Awarded Sep 24 at 15:06
Does anyone recognise this differential equation (from Gravity's Rainbow)?
Awarded Sep 22 at 16:10
Why is TESS' high gain antenna made of undulating BLACK fabric rather than metal?
Awarded Sep 13 at 20:47
Are cold gas thrusters viable for model rockets?
Awarded Sep 13 at 15:26
Does the Moon have any captured objects orbiting it?
Awarded Sep 12 at 4:52
Were the landing gear doors closed during the Approach and Landing Tests?
Awarded Sep 11 at 5:31
Why is the Otto II monopropellant fuel not used in spaceflight applications?
Awarded Sep 3 at 16:50
Sun-synchronous satellite orbit propagation
Awarded Aug 29 at 19:15
Very slow blinking object — high orbit satellite or some balloon? Any idea?
Awarded Aug 29 at 18:41
Is there evidence whether SpaceX is making a profit launching rockets?
Awarded Aug 29 at 6:35
Is the vestibular system ever useful in spaceflight?
Awarded Aug 28 at 0:18
Is the vestibular system ever useful in spaceflight?
Awarded Aug 27 at 19:34
Is the UK Space's MoonLITE project still on?
Awarded Aug 26 at 20:56
For a hypothetical high-power nuclear spacecraft, where does the waste heat go?
Awarded Aug 23 at 0:50
Is there someone continually monitoring the Voyager spacecraft?
Awarded Aug 16 at 20:58
Will NASA abandon the Voyager spacecraft?
Awarded Aug 16 at 18:11
How can the optimal number of satellites in an orbital plane be determined?
Awarded Aug 8 at 0:26
Effect of atmospheric drag on rocket launches and benefits of high altitude launch sites
Awarded Aug 3 at 14:10
What is the total mass sent into orbit over all history?
Awarded Aug 1 at 5:26
Perseverance individual sample collection post-mission; what stops them from blowing away or getting covered and hidden by dust?
Awarded Jul 29 at 22:57
Transportation on the Mars I Underground
Awarded Jul 26 at 22:51
What is the highest number of impulses required for an optimal orbital transfer?
Awarded Jul 24 at 21:19
Did Apollo leave poop on the moon?
Awarded Jul 24 at 21:08
What might the first deep space telescope using the Sun or Jupiter as a gravitational lens be like?
Awarded Jul 24 at 7:15
Where is this "clusters of pearls" design for a solar gravitational lensing telescope discussed in detail? Who's developing this?
Awarded Jul 24 at 5:30
Would a spacecraft landing on Io need a heat shield?
Awarded Jul 23 at 14:35
What is the highest number of impulses required for an optimal orbital transfer?
Awarded Jul 22 at 22:58
Does NASA have spacecraft that are specifically made for orbiting around the Sun?
Awarded Jul 21 at 18:20
Where would the Pascal B manhole cover be now?
Awarded Jul 21 at 10:07
What are the calculations for the time it would take to create a minus 50⁰ C liquid CO2 ocean on Venus by shielding it totally from the Sun?
Awarded Jul 20 at 12:57
Is there any compiler available for HAL/S?
Awarded Jul 7 at 19:32
Best practices for rocket ascent trajectory guidance
Awarded Jun 24 at 22:40
Have there ever been cubesats in GEO?
Awarded Jun 22 at 2:36
How to intuitively explain that tri-elliptic transfers are not better than bi-elliptic transfers?
Awarded Jun 6 at 0:11
Who/What is the international authority to assign/refuse orbit to a satellite/space-craft?
Awarded May 30 at 11:42
Which launch was the first to use a dogleg maneuver?
Awarded May 26 at 5:57
Are LiPo batteries more suitable for 1st stage electric power than Li-ion batteries?
Awarded May 25 at 12:40
Is lunar exploration going to need a whole heck of a lot of RTGs? If so, have they started firing up the RTG-making reactors yet?
Awarded May 25 at 12:11
Are any more details on the September 5, 2007 "Ares-1X Steel Rod Mishap During Static Strip Test at KSC Parachute Refurbishment Facility" available?
Awarded May 24 at 7:32
Powered Explicit Guidance: Should rocket be pitching down at orbital insertion?
Awarded May 19 at 23:31
Why did Armstrong pilot the LM, when Aldrin was tasked as Lunar Module Pilot?
Awarded May 18 at 20:21
What is a Beam Waveguide dish and why do deep space communications stations use them?
Awarded May 12 at 23:51
Why is Adiabatic wall temperature taken as the driving temperature in rocket engines?
Awarded May 12 at 11:20
Roughly how many kinds of closed or periodic orbits are there in the circular restricted three-body problem?
Awarded May 9 at 17:10
Is the water ice in craters near the moon's poles likely to be accompanied by other volatiles?
Awarded May 3 at 18:15
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