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Jul 21, 2023 at 15:04 comment added Prototypist Ha this was asked 9 months before my question and I didn't see it until now: space.stackexchange.com/questions/35322/… the idea being that it might be better at some point with infrastructure more evolved having in-orbit-refueling it might be smart to pick up or refuel vehicles on the way up as (s)low as possible
Sep 11, 2021 at 6:38 history edited uhoh
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Jun 17, 2020 at 8:54 history edited CommunityBot
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Mar 27, 2019 at 12:40 answer added PearsonArtPhoto timeline score: 3
Mar 27, 2019 at 7:09 comment added uhoh @Heopps I've just added a bounty.
Mar 27, 2019 at 7:08 history edited uhoh CC BY-SA 4.0
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Jan 11, 2019 at 19:01 history bumped CommunityBot This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.
Dec 5, 2018 at 21:58 comment added Carlos N I know of some spacecraft deorbits I've been involved with in which control of the spacecraft is maintained below 100 km during reentry. So in theory, it would be possible to have a 90ish or higher perigee, and the very next apogee raise perigee. I don't know of any spacecraft that has done this, however.
Jul 27, 2018 at 22:33 comment added gerrit @MagicOctopusUrn I don't know, but it'd make a good question for this site!
Jul 27, 2018 at 16:34 comment added Magic Octopus Urn @gerrit is that artist representation accurate? Did they really aerobrake on Mars with solar panels fully extended? If so, wow, I really underestimate how puny the atmosphere on Mars is.
Jul 27, 2018 at 10:55 comment added Heopps One of the main problems for "continued spaceflight" after Karman line dip is energy source. Could solar cells survive it? Looks like could not. So what will be the energy source after the dip?
Jul 27, 2018 at 10:47 comment added Heopps Chinese Chang’e-5-T1 technology demonstrator mission used a “skip re-entry” during its descent spaceflightnow.com/2014/11/01/…. I can't find trajectory parameters, but seemingly it crossed Karman line twice.
Jul 27, 2018 at 7:39 history edited uhoh CC BY-SA 4.0
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Jul 27, 2018 at 1:37 comment added Antzi Some rockets loose altitude during the 1st/2nd stage transition/coasting/2nd stage early burn: Ex Ariane 5 narom.no/wp-content/uploads/2016/10/ariane5_1.jpg but it seems to happen well over the karman line for all the rockets I searched for.
Jul 27, 2018 at 0:11 comment added Russell Borogove Works for me...
Jul 26, 2018 at 23:27 history edited uhoh CC BY-SA 4.0
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Jul 26, 2018 at 19:49 comment added SF. BTW, there was a spaceplane concept, that would dip into the atmosphere to change inclination... I could look up what it was if it's something satisfying the requirements. (never went beyond design phase...)
Jul 26, 2018 at 19:46 comment added SF. SpaceX Dragon does it, but between the dip and return it makes a stop for refurbishing and being put on top of a new booster.
Jul 26, 2018 at 15:26 comment added Russell Borogove You might want to rephrase as "returned to stable orbit" rather than "lived to tell"; almost every crewed craft ever has done the latter, as well as many camera packages, ICBM reentry vehicles, etc.
Jul 26, 2018 at 15:01 history tweeted twitter.com/StackSpaceExp/status/1022497089962627073
Jul 26, 2018 at 13:38 comment added gerrit Does aerobraking count?
Jul 26, 2018 at 11:41 comment added Jack Somewhat relevant in-development technology. Not suggested to fly below the Karman line, but designed to operate long-term in a region where atmospheric drag would otherwise lead rapidly to deorbit.
Jul 26, 2018 at 11:18 history asked uhoh CC BY-SA 4.0