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Spacelizard reacted to Wolfshadw's post in the thread SpaceX loses Starship upper stage again, but catches giant Super Heavy booster during Flight 8 launch (video) with
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According to Wiki, there were 20 un-crewed test flights before the Mercury missions included human astronauts. One would think that... -
Spacelizard reacted to Unclear Engineer's post in the thread SpaceX loses Starship upper stage again, but catches giant Super Heavy booster during Flight 8 launch (video) with Like.
There are many parameters required for rating spacecraft for crewed fights. It is not clear how StarShip would get permission to fly...
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Spacelizard replied to the thread SpaceX loses Starship upper stage again, but catches giant Super Heavy booster during Flight 8 launch (video).Why not Shuttle Orbiter like glider landing on the Bahamas, Azores or the Canary Islands ? Adding jet engines and flying back to the...
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Spacelizard replied to the thread SpaceX loses Starship upper stage again, but catches giant Super Heavy booster during Flight 8 launch (video).How many fully successful test flights in a row must Starship achieve before the FAA and NASA approve it for manned spaceflight ? With...
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Spacelizard replied to the thread SpaceX loses Starship upper stage again, but catches giant Super Heavy booster during Flight 8 launch (video).Point is that full reusability is hard and without LES Starship needs 1000s flights without failure to qualify for human spaceflight...
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Spacelizard reacted to motie's post in the thread Are James Webb Space Telescope images really that colorful? with Like.
Even with one pixel, you can do spectroscopic analysis of the light. Let's say water is blue and soil is gray. You can resolve those...
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Spacelizard replied to the thread Are James Webb Space Telescope images really that colorful?.But I remember from the article about (ESO) Extremely Large Telescope in Chile (planned for 2028 opening), they claimed that direct...
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Spacelizard replied to the thread Are James Webb Space Telescope images really that colorful?.How much better will be the angular resolution of the (ESO) Extremely Large Telescope in Chile, planned for 2028 opening, compared to...
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Spacelizard reacted to motie's post in the thread Are James Webb Space Telescope images really that colorful? with Like.
I believe the angular resolution of JWST is roughly 0.05 arc-second. 0.05arc-sec = 1.3889e-5deg. Then tan(0.05arc-sec) = 2.424e-7...
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Spacelizard replied to the thread Are James Webb Space Telescope images really that colorful?.Off topic. But will JWST ever be capable of direct imaging of Earth size, rocky exoplanets ? Not just giant gas planets like Jupiter as...
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