Find out what's up in your night sky during December 2025 and how to see it in this Space.com stargazing guide.

Astronomers located hyperactive fast radio bursts to a faint dwarf galaxy orbiting a larger companion 2 billion light-years ...

Saturn’s rings are not the permanent fixture they appear to be through a backyard telescope. Planetary scientists now agree ...

Now $76.49 at Amazon, the Pococo Galaxy Lite easily rivals the more expensive Sega projectors for a more affordable price.

Voyager 1 one light-day from Earth marks a historic 24-hour signal delay, revealing the future of deep space communication ...