Has 'Planet X' Finally Been Found? A Cautionary Tale

Artist’s conception of Planet Nine. The new evidence is the best so far that a massive planet exists far past Neptune in the outer Solar System. Image Credit: Caltech/R. Hurt (IPAC)

For a long time now, there have been theories and rumors regarding the possible existence of another planet in our Solar System, […]

Tilted Aquaplanets Might Still be Habitable, Study Suggests

Artist’s conception of an ocean-covered aquaplanet. Image Credit: Christine Daniloff/MIT

With so many exoplanets now being discovered on a regular basis by astronomers, the focus has turned to what number of them might be habitable for some kind of life. For life as we know it at least, that depends on a number […]

New Chandra Movie Features Neutron Star Action

The Vela pulsar, a neutron star that was formed when a massive star collapsed. Image Credit: (X-ray: NASA/CXC/Univ of Toronto/M.Durant et al; Optical: DSS/Davide De Martin)

WASHINGTON — Unlike with some blockbuster films, the sequel to a movie from NASA’s Chandra X-ray Observatory is better than the first. This latest movie features a […]

Major NASA Air Pollution Study to Fly Over California

A P-3B turboprop from Wallops Flight Facility in Wallops Island, Va., will fly close to the ground to measure air pollution during the month-long DISCOVER-AQ mission in California’s San Joaquin Valley. Photo Credit: NASA Wallops/Patrick Black

WASHINGTON — A multi-year NASA airborne science mission is on its way to California to help scientists […]