Tim Wrede

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Tim Wrede

Tim Wrede

@TimWrede2

just a Space Nerd

Inscrit le Ekim 2022
170 Abonnements108 Abonnés
Tim Wrede
Tim Wrede@TimWrede2·
@FelixSchlang Who needs walls? Like just use pillars as support so you also get less wind forces
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Tim Wrede
Tim Wrede@TimWrede2·
@mikusingularity Going of real strength of steel or theoretically strength of steel ?
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mikusingularity 🚀🪐
mikusingularity 🚀🪐@mikusingularity·
An O’Neill cylinder (8 km diameter) is the largest rotating structure that can be built in space with the tensile strength of steel. A McKendree cylinder with the tensile strength of carbon nanotubes can be a thousand kilometers wide.
C. M. Kosemen@cmkosemen

These huge Halo / Ringworld / O'Neill Cylinder / Rama / Elysium habitats techno-bros like to fawn over are technically impossible - no known material has the tensile strength to support them! Best you can get will be a "Kowloon Walled City" in space.

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Scott Manley
Scott Manley@DJSnM·
Comparison of the size of GS2 and the Long March 5B core which has previously made headlines as a large piece of space debris in an uncontrolled deorbit scenario. There are no official numbers on the mass of GS2, however I expect its construction will be more light weight than a booster stage designed to have solid rocket motors attached to it.
Scott Manley tweet media
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Tim Wrede
Tim Wrede@TimWrede2·
@MatthewParrott @neolatyno No not if done correctly and consumer friendly, it’s just about how to get the battery out and the water doesn’t care about what is inside the phone holding the battery in place
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Matt Parrott
Matt Parrott@MatthewParrott·
@neolatyno Doesn't this go directly against the goal of waterproofing the phones?
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Omne Europa
Omne Europa@neolatyno·
🇪🇺| Europe will require all mobile phones to be sold with user-replaceable and longer-lasting batteries starting 2027. The regulation demands the availability of spare parts and manuals for 10 years to curb planned obsolescence. As per the USB-C ruling, Europe is a giant that can change markets to put European consumers’ needs first.
Omne Europa tweet media
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Tim Wrede
Tim Wrede@TimWrede2·
@antiAntiperson It would have had the thrust to get to orbit itself, with an adjusted flight a moon landing would have been possible still
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Antiperson
Antiperson@antiAntiperson·
To be absolutely and completely honest: Thank god the failure happened now and with this payload, could you imagine how far back a failure would set us if BM Mk1 Endurance flew instead?
Blue Origin@blueorigin

NG-3 Update: We have confirmed payload separation. AST SpaceMobile has confirmed the satellite has powered on. The payload was placed into an off-nominal orbit. We are currently assessing and will update when we have more detailed information.

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Tim Wrede
Tim Wrede@TimWrede2·
@CSI_Starbase Well another of those crap AI accounts that post wrong information 😜 (I understand what you meant and the first bit was ironic)
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Zack Golden
Zack Golden@CSI_Starbase·
I don’t think Blue Origin recovering the same booster twice before SpaceX was on anyone’s Bingo card even a year ago. Exciting times!
Jeff Bezos@JeffBezos

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Kad 🇺🇸
Kad 🇺🇸@kadastro_·
no please no...
Kad 🇺🇸 tweet media
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estelle
estelle@choc0tube·
me: 35 °C weather is very hot and not fun everyone in the replies who does not know how to read or wants to engage in bad faith: why is she saying that temperatures never reach 35 °C in Europe!!! I live in [Southern European country] and it's a normal summer day!!!
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Tim Wrede
Tim Wrede@TimWrede2·
@choc0tube LOL just walk around with t shirts and shorts lol, like I’ve helped my father construructing a greenhouse in the open sun without wind at 39*C
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Tim Wrede retweeté
Scott Manley
Scott Manley@DJSnM·
With the first 3 flights Blue Origin has demonstrated the hard stuff: Booster recovery Booster reuse 2nd stage reignition Medium earth orbits Earth escape trajectories But somehow hasn’t successfully put a payload into LEO
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Tim Wrede
Tim Wrede@TimWrede2·
@supfood1013 @Robotbeat Water is not conductive the minerals in water is, boil water and recondense and you get non conductive water
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Tim Wrede
Tim Wrede@TimWrede2·
@Sir_Benedict_S @Lachlan_Wall01 Technically even lower because there was a off nominal orbit once so it was half sucsess a sucsess and a failure so 50% over all
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Tim Wrede
Tim Wrede@TimWrede2·
@Sir_Benedict_S @Lachlan_Wall01 Nope you moron 66.6666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666667
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Lachlan Wall🛰
Lachlan Wall🛰@Lachlan_Wall01·
Starship had a 45% success rate, new Glenn has a 66% success rate. Cry StarBros
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Tim Wrede
Tim Wrede@TimWrede2·
@ZachSellinger @Lachlan_Wall01 Me cus getting an actual full flight and survive was just a secondary priority, main was to get data, which it got in all situations so on mission goal it has a 100% sucsess rate, everything else is like saying NG has 0% sucsess rate because they did not recover the second stage
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Zachary Sellinger
Zachary Sellinger@ZachSellinger·
@Lachlan_Wall01 Who in the space community believed Starship had a higher success rate than 45% based on SpaceX’s low expectations?
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Tim Wrede
Tim Wrede@TimWrede2·
@SpaceDude3000 Depends on how long jeared is the leader of nasa, if he is for the next 15 years yes else what mars landing?
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SpaceDude3000
SpaceDude3000@SpaceDude3000·
question, could the first NASA manned Mars landing be under the Artemis Program?
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Tim Wrede
Tim Wrede@TimWrede2·
@kineyDE @Loyloy777 @awholenewstory Alle die nicht ein IQ unter 70 haben und wissen das die meisten Handy Produzenten absichtlich die heim Reparatur erschweren um mehr Geld zu machen. Diese Regulator sorgt nur dafür das man diese wenn man will einfach machen kann die Grund Qualität bleibt dabei gleich
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Jannik 🐿️@kineyDE·
Das ist eine absolute Katastrophe. Warum kann uns diese gottverdammte EU nicht einfach in Ruhe lassen. Früher™ waren Handys mit Wechselakku die Norm. Sie wurden nie verboten oder sonst... sie wurden mit der Zeit verdrängt weil quasi jeder Kunde bei jeder Entscheidung für ein neues Handy offenbar andere Präferenzen hatte. Preis, Robustheit, Wasserdichtigkeit, Design, Ladegeschwindigkeit.... ...auch wenn es damals schon viele lamentiert haben in der Übergangszeit, beim Gerätekauf haben dann doch so viele zum Handy mit fest verbautem Akku gegriffen dass letzlich fast alle der zahlreichen Handyhersteller das Konzept Wechselakku beerdigt haben. Und ehrlich: ich hab früher zu denen gehört die lamentiert haben, aber mit persönlich war halt irgendwann vernünftig wasserdicht, stoßfest und stabile Funktion bei Kälte - alles Eigenschaften die mit Wechselakku irgendwie gehen aber aufwändiger sind und schlechter werden. Gleichzeit hab ich ehrlich schon sehr sehr lange kein Handy mehr ersetzt weil der Akku durch ist. Und um den Fass den Boden auszuschlagen: "Manufacturers must also provide spare parts and repair manuals for at least 10 years after a model is released." diese beknackte Regelung zementiert den Markt und hält neue Anbieter fern und verursacht völlig unnötige Kosten für Geräte die eh im Schnitt nach 2-3 Jahren ersetzt werden. Ceterum censeo Unionem Europaeam esse delendam.
Pirat_Nation 🔴@Pirat_Nation

Starting in 2027, smartphones sold in the European Union will be required to have user-replaceable batteries designed for greater durability and more charging cycles. Manufacturers must also provide spare parts and repair manuals for at least 10 years after a model is released. This is real pressure against planned obsolescence. It should mean phones that actually last longer, cheaper fixes, and a lot less electronic waste piling up. About time.

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Tim Wrede
Tim Wrede@TimWrede2·
@kineyDE Die Smartphone Konzerne wollen das man nur bei einem ihrer Werkstätten das Ding Reperieren lassen kann weshalb man die heim reperatur du schwer wie möglich macht, Sicherheit und Resistenz sind darauf ausgelegt mit dieser Regel müssen die Unternehmen halt das kundenfreundlich tun
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Tim Wrede
Tim Wrede@TimWrede2·
@IronMan198XAD Hoverslam is inefficient and Jeff bezos himself said that they will optimise the landing profile until they get to suicide burn that space X does, just that space X did it from the get go and bo though haveing space x personal is worried about loosing a booster
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AJ Jones
AJ Jones@IronMan198XAD·
I am so grateful that they don't do the slam landing like SpaceX. Rockets are also meant to hover! Imagine Superheavy landing like this on a ship. It is technically the same landing profile as using the tower arms.
Jeff Bezos@JeffBezos

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Tim Wrede
Tim Wrede@TimWrede2·
@rafaeltkinder @ToughSf I mean you could make a vacoum Engine test stand where you can fit the entire upperstage in and drop the whole mechanism for 3-5 seconds to get ignition and then burn until you either hit the original position or you reach the maximum lower position at least some testing that way
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ToughSF
ToughSF@ToughSf·
How much can upper stages be tested on the ground? Can they be hot-fired *then* integrated onto the booster?
ToughSF tweet media
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