(Phys.org)—NASA's Dawn spacecraft has entered an approach phase in which it will continue to close in on Ceres, a Texas-sized dwarf planet never before visited by a spacecraft. Dawn launched in 2007 and is scheduled to ...
Space Exploration
Dec 30, 2014
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(Phys.org) —Rocks are silent storytellers: because each mineral is created only under certain conditions, they provide insight into the evolution of the body on which they are found. Scientists from the Max Planck Institute ...
Space Exploration
Jul 3, 2014
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(Phys.org)—The asteroid Vesta, which exists between Mars and Jupiter, is one of the largest in the solar system—it is also considered to be a protoplanet because it has a core, mantel and crust. Now, a research team made ...
Models boost the significance of image and measurement data from space missions and help to understand our solar system. A simulation of a double impact that occurred on the proto-planet Vesta one billion years ago allowed ...
Space Exploration
Feb 14, 2013
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Seeking to better understand the structure and composition of asteroid 4 Vesta, one of the major protoplanets of the asteroid belt, a team of researchers has developed a new model that reproduces the global topography observed ...
Space Exploration
Feb 14, 2013
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The cold, dead asteroid Vesta might have had a very active inner life early in the solar system's history, according to an unusual analysis of a Saharan meteorite.
Space Exploration
Jan 21, 2013
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The protoplanet Vesta has been witness to an eventful past: images taken by the framing camera onboard NASA's space probe Dawn show two enormous craters in the southern hemisphere. The images were obtained during Dawn's year-long ...
Space Exploration
Jan 3, 2013
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(Phys.org)—Astronomers have used the ALMA telescope to get their first glimpse of a fascinating stage of star formation in which planets forming around a young star are helping the star itself continue to grow, resolving ...
Astronomy
Jan 2, 2013
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(Phys.org)—There are still unanswered questions regarding how the Moon was formed. Improved simulation methods and higher-performance supercomputers have now paved the way for an alternative development model that could ...
Space Exploration
Sep 17, 2012
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(Phys.org) -- Researchers have known for some years that the Earth and moon were subjected to a veritable barrage of objects striking their surfaces nearly four million years ago, but less certain was whether those objects ...
