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Questions tagged [tno]

A Trans-Neptunian object is any minor planet in the Solar System that orbits the Sun at a greater average distance (semi-major axis) than Neptune.

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6 votes
1 answer
130 views

Why does the quality of New Horizon LORRI images vary so much?

I was looking on OPUS for New Horizons images from the Arrowkoth approach, and was surprised at the differences between back-to-back images taken with the same duration exposure. I'd expect them to be ...
David Bailey's user avatar
4 votes
1 answer
947 views

How does it look to be on the surface of Sedna?

Sedna is far away from the Sun and receives only a small amount of light, even if it is close to perihelion. What would a human eye see on the surface of Sedna? Would there be enough light to see ...
Ana Imfinity's user avatar
6 votes
1 answer
780 views

Are there any missions planned to the "new" dwarf planets?

Are there any missions planned to take a better look at the dwarf planets discovered in recent years? Eris, bigger than Pluto and over twice as massive as Earth's Moon, Makemake, a large Kuiper belt ...
SF.'s user avatar
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