Space Exploration

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earned this badge 37 times.
Are there relevant resources on the Moon for civil engineering?
Awarded Oct 28, 2021 at 22:36
Does a satellite naturally turn in phase with its orbit, always facing Earth?
Awarded Dec 22, 2020 at 18:06
Are there any active or recent projects investigating skyhooks for orbital lift?
Awarded Sep 19, 2020 at 23:16
Would it be more viable to process moon rocks into Helium-3 on the Moon than doing so on Earth?
Awarded Jul 22, 2020 at 3:09
Why is L2 Langrangian point stable?
Awarded Jun 16, 2020 at 7:03
How can delta-v and aerobraking as shown in this chart be explained?
Awarded Mar 26, 2020 at 14:00
Are there any major flaws with the Mars Architecture used in the Martian?
Awarded Jun 26, 2019 at 3:35
How unreachable are Jupiter's moons from Mars with the technology developed for going to Mars?
Awarded Feb 24, 2019 at 17:50
Orbital mechanics: trying to understand counterintuitive behavior (braking to overtake)
Awarded Dec 12, 2018 at 22:40
Did the space shuttle fly straight "up" when leaving Earth?
Awarded Dec 5, 2018 at 7:05
Why there is no orbiter for Uranus or Neptune?
Awarded Sep 15, 2018 at 13:10
Oberth effect for Earth vehicles
Awarded Jul 19, 2018 at 21:40
What is the rarest launch window?
Awarded Jul 13, 2018 at 20:45
Where will objects end up, after losing stability at Lagrangian points?
Awarded Apr 24, 2018 at 13:55
Does it snow in LEO?
Awarded Apr 24, 2018 at 1:11
Space Elevator Between Doubly-Tidally Locked Bodies
Awarded Mar 15, 2018 at 12:12
Is the ideal transfer between two arbitrary planar orbits always a bi-tangential ellipse?
Awarded Oct 30, 2017 at 22:48
Could the sun be used as a gravity assist outside the solar system (with current tech)?
Awarded Jul 17, 2017 at 4:15
Where could we build a space elevator today (2014)?
Awarded Feb 8, 2017 at 21:31
How useful is placing an asteroid in Lunar orbit?
Awarded Mar 25, 2016 at 15:06
Why did SpaceX attempt to land the booster on a barge instead of somewhere on land?
Awarded Jan 18, 2016 at 4:02
How feasible would it be to move a Kuiper Belt object (a good sized one) into an orbit around Mars?
Awarded Dec 17, 2015 at 14:56
If we build a space elevator from Earth surface to GEO, could I step off it at GEO and remain in GEO?
Awarded Dec 12, 2015 at 22:29
How far away will I get if I'm --just under-- escape velocity?
Awarded Dec 12, 2015 at 22:29
Is a railgun up Olympus Mons possible?
Awarded Dec 12, 2015 at 22:29
How long will a 500 km altitude satellite spend in Earth - shade per orbit
Awarded Sep 1, 2015 at 13:13
Why don't we launch spacecraft from the Moon?
Awarded Aug 5, 2015 at 3:06
Can New Horizons be turned into an orbiter for the Pluto system?
Awarded Jul 17, 2015 at 14:00
What is a hyperbolic rendezvous?
Awarded Jun 23, 2015 at 12:25
Is a Moon-base inherently more dangerous than a Space Station?
Awarded Jun 1, 2015 at 14:06
Why have no reusable launch technologies been developed?
Awarded Jan 24, 2015 at 21:12
What's after Pluto for New Horizons?
Awarded Jan 4, 2015 at 13:07
How fast will 1g get you there?
Awarded Dec 25, 2014 at 21:48
What are speed limits for free fall, orbital trajectory, and unbound trajectory?
Awarded Dec 25, 2014 at 11:41
Reverse Lunar Space Elevator
Awarded Dec 11, 2014 at 10:30
Gravity Assist braking
Awarded Dec 5, 2014 at 10:43
What's the path of something dropped from a space elevator
Awarded Sep 2, 2014 at 10:21

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