ScienceDaily: Space & Time News

Technique reveals age of planetary materials Posted: 20 Jan 2015 11:28 AM PST The key to understanding the geologic history of the Solar System is knowing the ages of planetary rocks. Researchers have developed an instrument that is not only capable of dating rocks, but also is composed entirely of technology that can be miniaturized for spaceflight.

Ocean floor dust gives new insight into supernovae Posted: 20 Jan 2015 07:25 AM PST Extraterrestrial dust from the depths of the ocean could change the way we understand supernovae. Scientists have found the amount of plutonium in the dust is much lower than expected.