While for most people Pluto is the most distant planet in the Solar System, things get a lot more fuzzy once you pass Neptune ...

Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come ...

In the frozen outskirts of the solar system, a reddish dwarf planet orbits in silence. Known as Sedna, it is so distant that ...

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

A team of researchers has outlined how a new "direct fusion drive" propulsion system could allow us to reach Sedna this ...

' Sedna ' is one of the outer solar system objects that may be classified as a dwarf planet in the future. A paper has been published examining whether nuclear propulsion or solar sails would be ...

Sedna also shows acetylene (C 2 H 2) and ethylene (C 2 H 4). The abundances correlate with the orbit (most on Sedna, less on Gonggong, least on Quaoar), which is consistent with relative ...