Based on my research, which include image composites of two flyby views of Mercury from the MESSENGER spacecraft, I conclude that Mercury has not cooled and shrunken as much as previously thought.

Mercury reaches its greatest eastern elongation on October 29, appearing farthest from the Sun in the southwestern sky, offering a brief window for observation after sunset.

CAIRO (Jared Collins/CNN Newsource/WKRC) - Researchers have discovered two meteorites in the Sahara Desert that they believe may have originated from Mercury. Mercury, the closest planet to the sun, ...

Mercury currently appears as a bright "evening star" in the southwestern sky at sunset. Mercury will reach its greatest ...