Mercury
Latest about Mercury
Why is Mercury so weird? Blame the giant outer planets.
By Paul Sutter published
Mercury is so strange that astronomers have not been able to explain its properties with simulations of the solar system's formation. But now, researchers have found an important clue.
See Mercury at its highest point in the sky Tuesday morning (Jan. 24)
By Stefanie Waldek published
Mercury will reach its highest altitude of its Jan.–Feb. 2023 morning apparition on Tuesday, Jan. 24. From New York City, it will reach 14 degrees above the horizon in the southeast sky.
See Mercury shine brightly in the sky this Christmas
By Robert Lea published
Mercury, the closest planet to the sun, will shine brightly in the sky on Christmas Eve as it reaches its highest altitude in the evening sky.
Get your sci-fi fix with HBO Max at $1.99 a month for three months
By Chris McMullen published
Deals Black holes for Black Friday! HBO's fantastic catalogue of sci-fi movies and shows is just $1.99 for three months of ad-supported viewing.
Electrons: Facts about the negative subatomic particles
By Daisy Dobrijevic last updated
Reference Electrons are negatively charged subatomic particles located in the outermost regions of atoms. They are about 1,800 times smaller than protons and neutrons.
Mercuryquakes May Currently Shake Up the Tiny Planet
By Charles Q. Choi last updated
Mercury may still rumble with earthquakes, or "mercuryquakes," according to evidence found in cliffs on the planet's surface.
See Mercury shine bright while far from the sun on Saturday (Oct. 8)
By Robert Lea published
Skywatchers can see Mercury half-lit and bright in the sky on Saturday, Oct. 8 as the planet is far enough from the sun to be spotted.
Catch the best views of Mercury at its highest in the sky on Saturday (Oct. 8)
By Robert Lea published
Mercury will appear brighter in the sky over the coming weeks. At dawn on Saturday, Oct. 8, skywatchers in the northern hemisphere can see Mercury at its farthest from the sunrise.
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