While new discoveries about Mars continue to make headlines, another “red planet”—known as Sedna (or 90377 Sedna)—is making its way into the inner solar system. At this moment, the crimson-hued dwarf ...

Object 90377 Sedna — a distant trans-Neptunian object known best for its highly elliptical, 11,390-year-long orbit — is currently on its way towards perihelion (its closest approach to the Sun) in ...

Joint USAF/NOAA Solar Geophysical Activity Report and Forecast SDF Number 292 Issued at 2200Z on 19 Oct 2023 Chandra X-ray Observatory X_Ray View Of The Galactic Center Want the latest space news?

The article focuses on trajectory design to the trans-Neptunian object (90377) Sedna for launch in 2029-2034. Sedna is currently moving to the perihelion at a distance of around 74 au from the Sun.

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 ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. What’s three times further out than the planet Neptune, ...

Sedna is a solar system body that is one of the most distant bodies found in our solar system. The object's closest approach to the sun is far greater than Pluto's distance away from Earth — at a spot ...

Sedna (90377 Sedna) posiada jedną z najszerszych orbit w Układzie Słonecznym, sięgającą daleko poza orbitę Neptuna. Z tego powodu jedno okrążenie wokół Słońca zajmuje jej ok. 11400 lat. Jej aphelium ...