Scientists are developing a concept of having a follow-up mission to the dwarf planet Pluto.
New Horizons spacecraft completed half a distance of its journey to Pluto.
The Solar System could have way more than just eight planets according to recently proposed criteria.
Scientists claim that Pluto is a planet based on their description of what a planet is and its justification.
Pluto may once again be a planet -- but not before the IAU approves NASA's proposal.
Are you a space enthusiast or citizen scientist? If yes, you are now qualified to find the massive Planet Nine. Here's how.
New Horizons’ images are used to make the video of landing on Pluto.
The strange "snakeskin" terrain spotted on Pluto was finally understood as ice ridges that are like the erosion-formed features called "penitentes."
Discovery on Pluto's beneath icy shell makes scientists think that life is possible.
Scientists have focused on the western lobe of Pluto's icy heart, thinking it was formed by a huge impact early on. A new study says otherwise.
Pluto may be filled with ice, but it won't be for drinking or swimming.