Mercury

 Cosmic Tribune

Mercury takes 7.5 hours to transit the sun

Mercury takes 7.5 hours to transit the sun

[CLICK ON IMAGE FOR HIGH RESOLUTION, Howard Brown-Greaves] On May 9, the diminutive disk of Mercury spent about seven and a half hours crossing in front of the Sun as viewed from the general vicinity of Earth. It was the second of 14 transits of the Solar System’s innermost planet in the 21st century. Captured […]

 Cosmic Tribune

Scientists discover evidence of water ice at Mercury’s poles

Scientists discover evidence of water ice at Mercury’s poles

Mercury, the smallest and innermost planet in our solar system, revolves around the sun in a mere 88 days, making a tight orbit that keeps the planet incredibly toasty. Surface temperatures on Mercury can reach a blistering 800 degrees Fahrenheit — hot enough to liquify lead. Now researchers from NASA, MIT, the University of California […]