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Skygazers prepare for rare Mercury sighting

Earthlings will witness Mercury make a rare passage between our planet and the Sun on Monday, appearing as a black dot tracking the surface of the star we share with the solar system's smallest planet.

Rare transit of Mercury to take place on 9 May

On 9 May there will be a rare transit of Mercury, when the smallest planet in our Solar System will pass directly between the Earth and the Sun. The last time this happened was in 2006, and the next two occasions will be ...

Manmade mercury emissions decline 30 percent from 1990-2010

Between 1990 and 2010, global mercury emissions from manmade sources declined 30 percent, according to a new study by the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS), Peking University, the U.S. ...

Mercury gets a meteoroid shower from comet Encke

The planet Mercury is being pelted regularly by bits of dust from an ancient comet, a new study has concluded. This has a discernible effect in the planet's tenuous atmosphere and may lead to a new paradigm on how these airless ...

Mercury's movements give scientists peek inside the planet

The first measurements of Mercury's movements from a spacecraft orbiting the planet reveal new insights about the makeup of the solar system's innermost world and its interactions with other planetary bodies.

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