 "We can now say that the planet was altered on a global scale by liquid water about four billion years ago" John Carter --The University of Paris Minerals in northern Mars craters observed by two NASA orbiters suggest that a phase in Mars' early history with conditions favorable to life occurred globally, not just in the south. Southern and northern Mars differ in many ways, so the extent to which they shared ancient environments has been open to question. For more information about Updates, Click on the titles: "We can now say that the planet was altered on a global scale by liquid water about four billion years ago." John Carter --The University of Paris Minerals in northern Mars craters observed by two NASA orbiters suggest that a...  |
The "Great Dying" at the end of the Permian period, some 250 million years ago, was the most catastrophic of the five mass extinctions in Earth’s fossil record. More than half of the families of living things died out, and...  |
The future of space exploration will witness a revolutionary change with a new breed of planetary explorer in design by engineers at the University of Glasgow. These tiny, "Smart Dust" shape-shifting devices can be carried on alien winds like dust...  |
This image captures three illuminated moons as a black Saturn looms in the shadows. Only the planet's rings are visible but its shape can be traced from the way it partially obscures its rings and one of its moons. The... Provided by The Daily Galaxy |
miércoles, 6 de julio de 2011
Mars: "The Water Planet" (Was There Life Too?) & 3 new Items:
