Mercury

Latest about Mercury

Electrons are negatively charged and found in the outermost regions of atoms.

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.

Reference
Mercury appears to experience quake-like activity as it shrinks, making it tectonically active just like Earth, scientists say.

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.

Mercury
Mercury at Greatest Western Elongation (pre-dawn)

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.

Mercury
Mercury at Greatest Western Elongation (pre-dawn)

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.

Mercury
Starry Night Software graphic showing Mercury and Regulus close together in sky after sunset. A green circle surrounds the pair, it demonstrated the field of view through a pair of binoculars.

See Mercury shine close to Leo's brightest star Regulus tonight

By Daisy Dobrijevic published

Catch Mercury shining close to Leo's brightest star Regulus on Wednesday (Aug. 3). The due will be close enough to view with a telescope.

Mercury
Mercury covered with craters against the black backdrop of space.

10 strange Mercury facts

By Daisy Dobrijevic published

Mercury is a rather weird planet that constantly intrigues scientists. Learn more about the planet closest to the sun with these 10 interesting facts.

Mercury
Mercury's crater-covered surface in an image captured by the BepiColombo spacecraft during its second flyby at the planet.

Watch Mercury roll by as BepiColombo probe makes superclose flyby (video)

By Tereza Pultarova published

A new video shows the crater-riddled surface of the solar system's smallest planet Mercury as captured during a super close flyby of the BepiColombo spacecraft.

Mercury
The BepiColombo mission flew by Mercury on June 23, 2023 for the second time. Also visible in foreground, is the spacecraft's high-gain antenna.

Mercury shows off craters in amazing pictures from BepiColombo flyby

By Elizabeth Howell published

BepiColombo's second close flyby of Mercury Thursday (June 23) gave a stunning set of close-ups of the planet's craters and volcanic regions.

Mercury
Mercury's crater-covered surface in an image captured by the BepiColombo spacecraft during its second flyby at the planet.

Mercury-bound spacecraft whizzes past the smallest planet for the 2nd time

By Tereza Pultarova published

The Mercury-bound space probe BepiColombo has taken its second look at its target planet today during a superclose flyby designed to slow it down and adjust its trajectory.

Mercury
Illustration showing the location of Mercury in the pre-dawn sky.

See Mercury as it reaches 'greatest elongation' before dawn on Thursday

By Daisy Dobrijevic published

Mercury will reveal itself at pre-dawn tomorrow (June 16) when the planet reaches greatest western elongation. Here's how to see it.

Mercury
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