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Questions tagged [galactic]

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4 votes
1 answer

What type of galactic orbit will the Voyager probes have?

I know that they will eventually get close (within 10,000 light years) of our solar system, but will the orbit be circular or elliptical, around how much eccentricity, what would be a reasonable ...
Starship - On Strike's user avatar
1 vote
0 answers

Most realistic 2021 rendering of the milky way galaxy [closed]

Images of our own galaxy are either the "edge-on" inside view or artist renditions. However, we have mapped out 2% of the stars. Most stars are red dwarfs, so the more luminous stars will be ...
Kevin Kostlan's user avatar
4 votes
1 answer

What will happen to a spacecraft if it cancels its galactic velocity?

A spacecraft in a circular LEO orbits at ~7.7km/s. If it performs a retrograde burn and cancels this velocity (within the Earth reference frame) it will start falling towards the Earth center along a ...
Sergiy Lenzion's user avatar
5 votes
0 answers

Solar system galactic velocity vector relative to ecliptic plane

The Solar system moves through the Milky Way galaxy with velocity of 230 km/s. The ecliptic plane is located ~60 degrees with relation to the galaxy plane, according to this source. The page also ...
Sergiy Lenzion's user avatar
-2 votes
1 answer

What are the percentages of matter in the universe, and how did we find out? [closed]

What are the percentages of matter in the universe? And how did we find out about it?
Bob Anderson's user avatar
33 votes
5 answers

How does Santa travel to other galaxies? [closed]

NORAD has concluded from their observations of Santa that he must have some faster-than-light travel mechanism and space-time warping capabilities. However, the Santa Goes to Space event at the ...
called2voyage's user avatar
  • 23.7k
7 votes
2 answers

How did scientists put forth or create the images of milky way galaxy

I understand telescopes were used to observe and capture images of other galaxies. But, by risking the question sounding pretty ordinary, may I know how did we take the pictures or photographs of our ...
skrowten_hermit's user avatar
6 votes
1 answer

Does the Milky Way have a Lagrangian point? [closed]

About 2.5 million light years from the Milky Way is the Andromeda Galaxy. We have about 4 billion years before the two collide as they approach each other things are getting to get interesting. But ...
James Jenkins's user avatar