So many in fact, that you’ll have a hard time narrowing down a list of the best Disney World rides for 3 year olds — ...

"The data from the termination shock encounter will be a treasure trove for space physicists worldwide who are eager to ...

Pluto, with its heart-shaped glacier, as captured by the New Horizons spacecraftJPL/NASA Pluto will mark a birthday of sorts on March 23, 2178. No one is likely to be there to celebrate it, of ...

Pluto was discovered at Lowell Observatory in Flagstaff, Arizona in 1930 and was considered our ninth planet until 2006. The International Astronomical Union reclassified Pluto as a dwarf planet ...

Pluto, discovered in 1930, was once considered the ninth planet in our solar system. In 2006, the International Astronomical Union reclassified Pluto as a dwarf planet because it doesn't meet all ...

(Correction: An earlier version of this story misstated how far Pluto is from the sun. The correct number is 3.7 billion miles.) What was discovered in Flagstaff, Arizona, and killed off in Prague?

By the time we meet him, we’ve reached Mickey 17, 10 Mickeys deeper than in Ashton’s book. Mickey 17 first encounters them after he tumbles into an ice ravine. “Oh great, why not?” ...

Members of Gen Z fly more frequently than baby boomers, despite repeatedly claiming the environment is a top priority. Almost three quarters of Britons aged 18 to 34 took a flight in the last 12 ...