Test your space smarts with our weekly crossword challenge, crafted from Space.com’s biggest headlines.
Astronomers have detected a “free floating” rogue planet the size of Saturn drifting through the Milky Way some 10,000 light-years from Earth.
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Do you want to build a snowman?
In late April 2026, a long-period comet will swing through the inner solar system. It will likely be visible with binoculars, and there’s a small chance it could be seen with the naked eye.
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“I am the watcher on the walls.”
There are billions of dollars in it for companies able to kickstart mining operations, even if such returns are still years away.
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Bears, stars, Battlestar Galactica
Why do people often adopt and develop beliefs that lack strong supporting evidence?
The image offers a rare look at how Earth’s surface and atmosphere interact after sunset.