NASA Administrator Jared Isaacman endorsed the idea of Trump making Pluto a planet again in an exclusive interview with the ...

Astronomers have found an exoplanet that could serve as a benchmark in future studies. It's a rocky planet orbiting an M-type star, and though these planets are plentiful, this one could serve as a ...

Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its gaseous neighbors, possibly after much of the ...

An isolated people, with an ancient culture, and technology well in advance of the rest of the world - that could equally describe the dwarves of Mounthaven, or China from the perspective of a 15th ...

In 2020, a study confirmed that two planets orbited the nearby red dwarf, GJ 887. Now, astronomers have confirmed the ...

Pluto was reclassified as a dwarf planet in 2006. This video explains the scientific reasoning behind its demotion, the IAU’s ...

A new study challenges the traditional boundaries of the habitable zone, showing that liquid water could exist on the dark ...

On 12 August 2026, a total solar eclipse will be visible from Greenland, Iceland and northern Spain, making it the first to pass over mainland Europe since 1999. Our stories cover all you need to know ...

Hundreds of people who love the little planet that was dissed, gather every year in the Arizona town where Pluto was ...

For no explainable practical reason, humans are enamored with – and even empathetic toward – specific inanimate objects. Our first car. A choice coffee mug. And for a particular subset of the ...

Pluto has not completed a single orbit since its 1930 discovery. With a 248-year journey around the Sun, the dwarf planet will finish its first full circuit in 2178.

An image of Pluto taken by NASA's New Horizons spacecraft on July 13, 2015. The planet was first discovered by Clyde Tombaugh, who graduated from high school in rural Kansas and went on to earn his ...