Around 4.4 million years ago—long before humans existed—two massive, blazing-hot stars swept past our solar system. They didn ...

'Not Going To Silence Me': Mark Kelly Takes Down Trump, Hegseth Amid Pentagon Probe I live near Tokyo, Japan for ...

Learn more about two of the earliest reports of a total solar eclipse and corona, which were recorded in China, and solve ...

NASA’s Bennu samples have revealed an unexpected mix of sugars, sticky 'gum-like' material and ancient stardust. Scientists ...

"I'm becoming much more optimistic that we may be able to find life beyond Earth, even in our own solar system." ...

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

For decades, astronomers have detected an unusual mix of ionised gas in the local clouds. Roughly 20% of hydrogen and 40% of ...

NASA’s Habitable Worlds Observatory "will draw on technologies proven by the agency’s Hubble, Webb and upcoming Roman Space ...

Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.

Mercury is the innermost and smallest of the eight major planets in our Solar System, orbiting closest to the Sun. Though ...

Far beyond Neptune, at the far outer rim of our Solar System, astronomers have spotted what looks like a hidden “structure” ...

When a meteor flashes across the night sky, it’s more than a beautiful streak of light. It’s a delivery from deep space—an ...