How big would our Solar System be if the Sun was an eleven-inch football/soccer ball? Alex and Jonathan set out to find the ...

One of the Kuiper Belt Objects he identified, Eris, is the most massive celestial body found in the solar system in more than a century. Since Eris was more massive than Pluto, astronomers soon ...

However, we actually have six in our Solar System. Pluto, Ceres, Makemake, Haumea, and Eris were the only five that we knew about up until very recently. Ceres is in the asteroid belt between Mars ...

Feb. 15, 2024 — A team found evidence for hydrothermal or metamorphic activity within the icy dwarf planets Eris and Makemake ... A New Ring System Discovered in Our Solar System Feb. 8 ...