Salty glaciers discovered in craters near Mercury's north pole may have the right conditions for extreme forms of life, new research suggests.
The smallest planet in our solar system is getting smaller as heat escapes its core and fresh cracks open on its surface, new research finds.
A bright, yellowish spot in the morning sky is actually Mercury making a rare daytime appearance. Here's how to see it at its highest and brightest this week.
Shortly after Mercury reached its closest point to the sun, its massive, comet-like tail became unusually visible in the night sky and was captured in a stunning new photo.
Mercury is the closest planet to the sun, the fastest planet orbiting the sun and the smallest planet in our solar system.
When Amazon founder Jeff Bezos offered her a seat on the first crewed flight of his space tourism enterprise Blue Origin, it was an invitation aviator Wally Funk had waited six decades to receive.
A spacecraft bound for Mercury beamed home stunning views of Earth during a crucial flyby conducted early today (April 10).
Could Mercury's close orbit to the sun help the planet generate ice? This sounds like a paradox, but a new study shows how it could happen.
The tiny planet Mercury scooted across the sun's face today (Nov. 11) for the last time until 2032, and skywatchers around the world had the chance to witness the rare celestial event.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.