A new model that incorporates data gathered by the JWST could help scientists understand the composition and mass of objects ...

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto turns out to have as much complexity as Mars or Earth, so much so that I ...

From a spacecraft’s coolant leak to the disintegration of the Soviet Union, astronauts have gotten stuck in space for a ...

After almost a decade in space, the New Horizons probe's close encounter with Pluto lasted just six days as it hurtled past at nearly 50,000 kilometres an hour. I was lucky enough to witness ...

Flyby New Horizons Pluto Solar System Spacecraft Get the best tech, science, and culture news in your inbox daily. News from the future, delivered to your present. Please select your desired ...

The Sunbird nuclear fusion rocket concept has the potential to more than halve the time to travel to Mars and cut travel time ...

PhotoPhoto of Pluto and its moon Charon, as seen with the Hubble Space Telescope in 1994. In the same part constellation, Orion, as Betelgeuse but even farther away is the Orion Nebula ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.