Venus was once Earth-like and maybe even habitable. Why is it so different from Earth now? This week NASA announced its selection of four finalists in its Discovery Program competition, and one of the selected groups hopes to help find an answer. UAF Geophysical Institute research professor Robert Herrick is a member of the science team for […]
This artist’s concept shows one of NASA’s Voyager spacecraft entering interstellar space, or the space between stars. This region is dominated by plasma ejected by the death of giant stars millions of years ago. Hotter, sparser plasma fills the environment inside our solar bubble. Credits: NASA/JPL-Caltech Full image and caption One year ago, on Nov. […]
Words such as these were emblazoned in dozens of languages on the front page of newspapers around the world, echoing the first part of President John F. Kennedy’s bold challenge to the nation, made more than eight years earlier – to land a man on the Moon. That part was successfully accomplished on July […]
NASA Launch Services Program (LSP) investigators have determined the technical root cause for the Taurus XL launch failures of NASA’s Orbiting Carbon Observatory (OCO) and Glory missions in 2009 and 2011, respectively: faulty materials provided by aluminum manufacturer, Sapa Profiles, Inc. (SPI). LSP’s technical investigation led to the involvement of NASA’s Office of the Inspector General and the U.S. Department of Justice […]