A team of researchers has outlined how a new "direct fusion drive" propulsion system could allow us to reach Sedna this century. Given the dwarf planet's wide orbit, it could be our best chance for ...

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever discovered. This reddish dwarf planet follows such an extreme orbit that it ...

While for most people Pluto is the most distant planet in the Solar System, things get a lot more fuzzy once you pass Neptune and enter the realm of trans-Neptunian objects (TNOs). Pluto is probably ...

Scientists say studying objects like Ammonite, despite their immense distance, offers valuable insight into the solar ...