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Questions tagged [visualization]

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4 votes
3 answers
565 views

Why does Earth not appear to be at the focus of TESS' elliptical orbit in this video?

An excellent review of all of the considerations and work that has gone into designing TESS' orbit can be read in the ArXiv preprint A High Earth, Lunar Resonant Orbit for Lower Cost Space Science ...
uhoh's user avatar
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3 votes
1 answer
445 views

Trying to understand the two "holes" in this alt/az plot of the ISS

I'm plotting the position of satellites in the sky using Skyfield. If I project the .altaz() data on to a rectangle (in a similar fashion to the way ground track ...
uhoh's user avatar
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1 vote
1 answer
577 views

Why doesn't a full/gibbous moon high in the sky ever seem to look orange? Shouldn't it? [closed]

The question Why does the Moon appear gray when passing between the Sun and the Earth? shows the famous "Moon photobombs Earth" image of the moon in front of the Earth taken from the EPIC ...
uhoh's user avatar
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9 votes
3 answers
2k views

Why would Mars' sky appear blue at dawn and dusk, but red during the middle of the day (reverse of Earth)?

After reading the really interesting question and discussion Terrestrial Exoplanet Skies – I've Built a Visual Sky Chart. Is it Accurate? I was reminded that in this video at ...
uhoh's user avatar
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2 votes
2 answers
239 views

What kind of Visual Sensors are employed aboard Rockets?

Cameras are the most common form of visual sensors and I usually see one strapped on the side of the stages as well as inside the separation module to show the separation of the rocket stages. What ...
Rajath Pai's user avatar
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2 votes
2 answers
413 views

What is the extra moving and disappearing line in the animation in the BulgariaSat-1 webcast?

In the SpaceX BulgariaSat-1 Launch Webcast there is a 3D animation of the orbits/trajectories of the first and second stage showing most of the Earth. There is a blue line that starts out over Florida,...
uhoh's user avatar
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2 votes
0 answers
80 views

Why does Gravity Simulator's rendering of TESS' orbit look like a pretzel? How can I unpretzefy it?

Below is a screen shot from the amazing Gravity Simulator driven by our own @HappyKoala. If you haven't seen it recently go check it out now, then come back in 30 minutes and read the rest of my ...
uhoh's user avatar
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