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Type: Posts; User: Takeovers

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  1. Replies
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    The propulsion section of Spacex Starship on a...

    The propulsion section of Spacex Starship on a test site, illuminated by spotlights. With a fog bank in the background where it casts a shadow.

    https://teakdoor.com/images/imported/2020/02/817.jpg
  2. Just a few days ago we had a ruling by our german...

    Just a few days ago we had a ruling by our german constitutional court. This would be regarded as murder and punished accordingly. However they declared it legal if you install a button the patient...
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    Minor nitpick. I assume that you mean the Kuiper...

    Minor nitpick. I assume that you mean the Kuiper belt which lies just beyond Pluto? Yes that't a likely origin of a potential planet cracking asteroid.
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    deleted

    deleted
  5. A point I agree with you. My first Opel was...

    A point I agree with you.

    My first Opel was just great. So I bought a second one. It never really worked and I pestered them for 2 years about it. Then an Opel mechanic told me it will never work,...
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    Side fact. The Dresdner Frauenkirche ...

    Side fact. The Dresdner Frauenkirche

    https://teakdoor.com/images/imported/2020/02/390.jpg

    was destroyed in that bombing. The pilots of the attack were very active in collecting money to rebuild...
  8. Do Filipinos count as native speakers?

    Do Filipinos count as native speakers?
  9. With the way hydrogen is produced now it is not...

    With the way hydrogen is produced now it is not green at all. It is presently produced using steam reformation from hydrocarbons. The CO2 production is only shifted from the consumer to a factory....
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    This is a photo of the Iranian space agency for...

    This is a photo of the Iranian space agency for their space suit.

    Note: This is not a joke. But really funny I believe.

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    This is a costume sold in the US

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  11. It's a simplification under the assumption that...

    It's a simplification under the assumption that is not possible. There may be a steep cliff there. Or it brings in the variable of killing the passengers.

    The point is of course that there can and...
  12. Should a self driving car kill the baby or the grandma?

    Should a self-driving car kill the baby or the grandma? Depends on where you’re from. - MIT Technology Review

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    In moderation, absolutely. A big steak a week...

    In moderation, absolutely. A big steak a week won't hurt for sure. But we don't need a lot of meat for health reasons.
  14. Our house is well insulated and needs little...

    Our house is well insulated and needs little heat. We also use natural gas for heating and hot water which is quite CO2 efficient.

    We throw away little food. I use the bike for most of our...
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    All the debris is flying in its own orbit at...

    All the debris is flying in its own orbit at speeds of many km/s. Also very little magnetic material there. It is aluminium and the like. They would need to match orbit with every single piece and...
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    NASA and ESA are the two organisations that tried...

    NASA and ESA are the two organisations that tried to do something catching debris. I am not aware that any of the others did. But I certainly do not know everything.

    The UN does not have any...
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    There is a rule, that any object should be...

    There is a rule, that any object should be deorbited or removed to a graveyard orbit within 25 years of the end of its active service life. Unfortunately that is only a recommendation and is...
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    Another Starlink launch with 60 satellites today...

    Another Starlink launch with 60 satellites today after weather related delays for a week.

    Deployment of 60 sats.
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    They caught one fairing half in a net. They can probably fish the other...
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    Tesla share value is now the second highest of...

    Tesla share value is now the second highest of all auto companies. Toyota still 1. by a wide margin. But they have surpassed VW, the second so far. I wonder how long they can stand that high.

    TSLA...
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    I like this graphic on population density. ...

    I like this graphic on population density.

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    Work on Starship continues. They are searching...

    Work on Starship continues.

    They are searching for the minimum viable production methods because the aim is to mass produce them. To build a self sustaining Mars settlement they will need to send...
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    Seems just logical. Why else would they be...

    Seems just logical. Why else would they be vegans? I mean we need to consider cause and effect. Not necessarily being vegan causes low intelligence, I suggest it is the other way around.

    That...
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    BTW the initial constellation launched this year...

    BTW the initial constellation launched this year will be ~1500 sats. Completed the first and second set it will be 12,000. With launches never stopping because when they are up the oldest already get...
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    Depends on how you see it. This is how they look...

    Depends on how you see it. This is how they look shortly after launch. Once raised to operational altitude and attitude they are barely visible under good very dark conditions. They are working on...
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    SpaceX are going for a new record on launch...

    SpaceX are going for a new record on launch cadence. Yesterday the pad abort which was very labor intensive. Today they want to do the static fire for their next Starlink launch with the launch...
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    Not only the Chinese. Coverage of the Boeing...

    Not only the Chinese. Coverage of the Boeing Starliner launch was abysmal as well. Not to talk of Arane launches. After the rocket leaves the pad they only show animations of what is supposed to...
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    The capsule for DM2, the manned demo mission will...

    The capsule for DM2, the manned demo mission will be ready by end of next month. Some SpaceX staff said end of this month.

    But then everything will be again triple and quadruple checked by Spacex...
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    Yes they would have been safe. Photo showing a...

    Yes they would have been safe. Photo showing a very clean capsule brought into port by Julia Bergeron. She provides excellent photos of things happening at the Cape. Her twitter photo.
    ...
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    Dragon launch...

    Dragon launch
    https://teakdoor.com/attachment.php?attachmentid=43983&stc=1

    Dragon fires for abort
    https://teakdoor.com/attachment.php?attachmentid=43984&stc=1

    First stage explosion...
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    Brilliant coverage again. Test seems to be...

    Brilliant coverage again.

    Test seems to be flawless. Dragon touched down in the Atlantic.

    BTW for the first Dragon 2 flight, the unmanned Demo 1 mission, NASA and SpaceX received an Emmy award...
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    Launch of the flight abort Dragon keeps slipping...

    Launch of the flight abort Dragon keeps slipping a bit but should happen today, hopefully 2 hours from now. Launch weather is fine, sea at the landing site still somewhat rough but should be OK too....
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    That's the advantage of the large dishes. I...

    That's the advantage of the large dishes.

    I wish we would build a dish that size in space. The sensitivity plus fully steerable. Would have to be in EM-L2 to be shielded from Earth radiation.
    ...
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    https://teakdoor.com/attachment.php?attachmentid=4...

    https://teakdoor.com/attachment.php?attachmentid=43941&stc=1
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    Yes, to a lesser extent. The receiver can be...

    Yes, to a lesser extent. The receiver can be moved by the cables it hangs on. Very limited ability to steer is the big disadvantage of large ground based dishes.
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    You are not very fair to them. Technical...

    You are not very fair to them. Technical solutions are frequently similar, that's in their nature. The chinese dish is quite advanced compared to Arecibo.
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    Conditions in Soyuz are much harsher. Especially...

    Conditions in Soyuz are much harsher. Especially on landing, launch with liquid propellant engines is OK. Boeing Starliner and SpaceX Dragon should be quite comparable.

    On launch the Shuttle was...
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    Abort test cancelled for today due to bad weather...

    Abort test cancelled for today due to bad weather in the landing area. Hopefully better tomorrow.

    Astronauts Bob Behnken, left, and Doug Hurley. They wear the Spacex spacesuits. They did enter...
  38. Thread: Airline News

    by Takeovers
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    Maybe. But it shows again callous disregard of...

    Maybe. But it shows again callous disregard of safety by Boeing. Even if they fixed it later.
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    No, that's only SpaceX. Others do static fires...

    No, that's only SpaceX. Others do static fires when developing new designs but not in operation.

    They did integrate the payload before test fire. But then the Amos-6 incident blew up the payload...
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    We are getting closer to flying astronauts to the...

    We are getting closer to flying astronauts to the ISS with american spacecraft again. SpaceX is preparing for the last critical test before a flight with crew. The in flight abort test scheduled for...
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    Steering is possible. Unfortunately only within...

    Steering is possible. Unfortunately only within limitations. It would be much better to build a telescope that size in space. Ideally behind the moon in EM-L2 where no radiation from Earth can reach....
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    China has built the largest single dish...

    China has built the largest single dish radiotelescope in the world and is now offering it to scientists all over the world to use it.

    Gigantic Chinese telescope opens to astronomers worldwide
    ...
  43. Let's hope there is something to it. Have heard...

    Let's hope there is something to it. Have heard similar before but never something came from it.
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    Old Thailand Ko Tao ...

    Old Thailand Ko Tao

    https://teakdoor.com/attachment.php?attachmentid=42894&stc=1
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    Revival of an old thread, nice. Getting older...

    Revival of an old thread, nice.

    Getting older we want to travel a bit as long as we can. Also before Egypt descends into chaos.

    Egypt near Red Sea...
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    It is a quite heavy com sat that will operate in...

    It is a quite heavy com sat that will operate in GEO, geostationary orbit. The rocket placed it in a transfer orbit and the satellite will reach GEO with on board propulsion.

    Long March 5 is a...
  47. Thread: Airline News

    by Takeovers
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    Yes and it will hurt their business. Even more so...

    Yes and it will hurt their business. Even more so if they try to get away with superficial fixes.
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    The beginning of the launch window has already...

    The beginning of the launch window has already passed. But the launch window is 4 hours long.

    Edit: Launch successful. The satellite has been deployed.
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    The CZ-5 is one of their new generation launch...

    The CZ-5 is one of their new generation launch vehicles that are going to replace the older ones. Unlike the old rockets they are launching from a coastal site, not over inhabited land.

    ...
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    China will launch a CZ-5 rocket in a few...

    China will launch a CZ-5 rocket in a few minuntes. Live broadcast on YouTube.

    https://www.youtube.com/watch?v=Vll35BS1qVk&feature=emb_logo
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