Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

This summer, scientists spotted an incredibly rare visitor to Earth’s solar system—a comet, now known as 3I/ATLAS, that entered our solar system from the galaxy beyond and is zipping past the sun at a ...

NASA's Mars Odyssey robotic spacecraft, which has been exploring Mars for over two decades, is set to complete an impressive milestone on June 30: 100,000 orbits around the Red Planet. Since its ...

Earth and Mars were formed from material that largely originated in the inner Solar System; only a few percent of the building blocks of these two planets originated beyond Jupiter’s orbit. A group of ...

"Primordial black holes do not live in the solar system. Rather, they’re streaming through the universe, doing their own thing. And the probability is, they’re going through the inner solar system at ...

From Dec. 6 through Feb. 23, Mars will enter retrograde motion, a period of about 10 weeks where the red planet will appear to move backward in the sky. Are you experiencing inner tension, heightened ...