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An intricately plotted festive tale checks into a hotel that takes guests everywhere in history.

Surrounded by candy canes and a makeshift snowman made out of stowage bags, the astronauts on the International Space Station gathered together to wish a Merry Christmas to everyone back on Earth.

For better or for worse, a small part of the Apollo 11 spacecraft will now be Jon Mesick's to have and to hold for all the days of his life. The tape is the centerpiece of Mesick's wedding band.

NASA administrators play a vital role in deciding what NASA does and how it does it, and they also help build political support for space exploration.

A pair of massive thunderstorms have been spotted swirling in Jupiter's "South Equatorial Belt" and are likely unleashing massive bolts of green lightning. Some experts think the pale clouds could end up altering the rusty band's color — and potentially even making it "disappear."

Mars is on the cusp of becoming bigger and brighter than at any point since 2022 as it comes into alignment with Earth and the sun.

Dark matter, antimatter, W bosons and neutron lifetimes all feature in our top 10 stories.

United Launch Alliance (ULA) says its new, powerful Vulcan Centaur upper stage rocket could play a key role in defending satellites from potential threats in space.

Snow dots the Martian landscape in these images from ESA's Mars Express orbiter and NASA's Mars Reconnaissance Orbiter.

As black holes slowly vanish through Hawking radiation, their information may be preserved in subtle space-time ripples, a new theory suggests.

Take a look back at the best sci-fi movies of 2024: A journey across sci-fi worlds with these top 8 titles.

Your guide to viewing the visible planets of the solar system in the night sky of 2025.

HBO's "Dune" prequel spinoff, "Dune: Prophecy," scores a second season

A recap of the "Dune: Prophecy" season finale

What did you get fot X-mas? Scientists may have been gifted with a solution to the mystery of juMBOs, strange celestial bodies that seem to be neither planets nor stars.

On Christmas Eve (Dec. 24) NASA's parker Solar Probe made its closest approach to the sun yet, passing through the blisteringly hot outer atmosphere of our star.

Space.com's 24 space images of 2024! The most awe-inspiring space photos of the year from our Space Images of the Day.

Aurora chasers are on high alert for minor geomagnetic storm conditions on Dec. 25. Northern lights could be visible over some northern and upper Midwest states.

Scientists theorize there could be subatomic particles we have yet to discover. Here are five of the weirdest, rarest hypothetical particles in the universe.

If all goes to plan, the sun should give NASA's Parker Solar Probe a hard time.