At 5.97 light-years from Earth, it is the fourth-closest star to our solar system, after the three interconnected stars of ...

The data could reveal secrets about the solar system in its infancy during the ... the ages of the oldest meteorites that fall to Earth. The 4.6-billion-year-old Erg Chech 002 meteorite, which ...

This course is an introduction to the systems approach and interdependence of Earth's systems. Topics covered include climate change, biodiversity, ocean circulation, ozone depletion, and global ...

"This is true for fine volcanic ash that gets transport widely in the atmosphere, creating a broad set of impacts on the Earth system, infrastructure and human health." Due to a dearth of data ...

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 light-years from Earth, putting them in contention as targets of missions for future human generations.