... Explanation: Now imaging inner planet Mercury from orbit, the MESSENGER spacecraft wide angle camera has returned this ... to be filled with an intricate series of cracks, formed as the molten surface resulting from the impact cooled and contracted ...
... Explanation: Comet Hyakutake will reach its closest point to the Sun on May 1, passing well inside the orbit of Mercury . ... As the comet nears the Sun , gas and dust are driven off the surface, sometimes being shot off in jets. ...
... grooves in the ice so it is thought that Ganymede, like the Earth , has large shifting surface masses called tectonic plates ... Ganymede was discovered by Galileo and Marius in 1610, and is larger than the planets Mercury and Pluto. ...
... Still, while the crescent Moon is overexposed, surface features can be seen on the dim lunar night side illuminated by ... crescent now appears in the west, lining up with planets Mars, Saturn, and Mercury along the solar system's ecliptic plane ...
... possible reason for this is a fine dust that might cover the small moon, a surface also hypothesized for Pandora and Telesto ... Tomorrow's picture: transit of mercury . < | Archive | Index | Search | ...
... The scientists discovered an unusual patch of salt crystals on the meteorite's surface, turned blue by radiation in space. ... Then they sold it on the Internet. Tomorrow's picture: A Superior Conjunction Of Mercury . < Archive | Index | Search | ...
... Like Callisto , the craters lack the high relief features seen on the Moon and Mercury . ... The surface features of Rhea and Dione seem almost identical yet Rhea is twice as massive. Why are they so similar? ... Saturn .. ...