We know there is water ice on the moon. But a new study suggests there is less of it in the moon's permanently shadowed regions than we previously thought.
Researchers show how an alien civilization on TRAPPIST-1e could find us by detecting our pollution. They simulated Earth as seen from 40 light-years away.
NASA's Webb telescope looked at the sub-Neptune exoplanet K2-18 b. It found methane, carbon dioxide, a possible ocean, and even ... maybe ... a biosignature.
Astronomers using the ALMA telescope have taken a close look at galaxy 9io9. The galaxy's magnetic field is the most distant that scientists have yet seen.
The Department of Defense has unveiled its new UFO website. It will make information available to the public as well as receive reports from military personnel.
Astronomers have discovered a brown dwarf that is similar to a hot Jupiter exoplanet. It is hotter than any hot Jupiter seen before, even hotter than our sun.
Scientists have completed a detailed "forensic study" of a massive star destroyed by a giant black hole. The black hole ripped out the insides of the star.
Paul Scott Anderson has had a passion for space exploration that began when he was a child when he watched Carl Sagan’s Cosmos. While in school he was known for his passion for space exploration and astronomy. He started his blog The Meridiani Journal in 2005, which was a chronicle of planetary exploration. In 2015, the blog was renamed as Planetaria. While interested in all aspects of space exploration, his primary passion is planetary science. In 2011, he started writing about space on a freelance basis, and now currently writes for AmericaSpace and Futurism (part of Vocal). He has also written for Universe Today and SpaceFlight Insider, and has also been published in The Mars Quarterly and has done supplementary writing for the well-known iOS app Exoplanet for iPhone and iPad.