Slow-Cooling Magma Ocean Reconciles the Age of the Moon?
The prevailing paradigm for formation of the layered core-mantle-crust structure of a rocky planet or moon is the crystallization of a global magma ocean. The Moon serves as a geologic […]
The prevailing paradigm for formation of the layered core-mantle-crust structure of a rocky planet or moon is the crystallization of a global magma ocean. The Moon serves as a geologic […]
A study led by Timmons Erickson of Jacobs/NASA Johnson Space Center has identified Yarrabubba, a 70-kilometer-diameter crater in Western Australia, as the oldest impact structure on Earth. Rock samples from […]
Over 13,000 km (8000 miles) separate Arizona from Tasmania today, but a geologic study of Tasmanian rocks comes to the conclusion that the island south of Australia was once close […]
NASA’s Curiosity rover is providing vital insight about Mars’ past and current environments that will aid plans for future robotic and human missions. In a little more than a year […]