NASA's Jared Isaacman confirmed the agency has unexplained UAP imagery, fueling alien life debates. He urged scientific ...

ESA's Solar Orbiter captured views of the planet Mercury passing in front of the Sun. Multiple instruments aboard the spacecraft captured the imagery. Credit: Space.com | footage & orbit animation ...

The Firefly Aerospace Blue Ghost lander on the moon was captured by NASA's Lunar Reconnaissance Orbiter. Credit: Space.com | imagery courtesy: NASA/GSFC/Arizona State University / Firefly Aerospace | ...

NASA's Mars Reconnaissance Orbiter took this photo as Perseverance crossed the 42-kilometer finish line—or is it a starting ...

NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could crater existing Red Planet research missions.

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...

A new study into the 3I/ATLAS interstellar comet points to it having been born as far back as 12 billion years ago in a very ...

Stacker compiled a collection of 70 images that show how the '70s changed the world. See photos of the decade's defining ...

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Europe's Mars Express orbiter recently imaged a huge valley system on the Red Planet — and dust devils dot the alien landscape.

Astronomers studying the interstellar comet 3I/ATLAS say it could be a 12‑billion‑year‑old relic formed in near‑absolute‑zero conditions, while Nasa dismisses claims it is an alien probe.