July 19 is the 13th anniversary of The Day the Earth Smiled, the 3rd-ever image of Earth from the outer solar system, taken by the great Cassini spacecraft.
The 4th batch of the Pentagon UAP files has just been released. The files range from a "floating brain" video to more historical documents, including from NASA.
Scientists have found complex carbon in Mars rocks that the Perseverance rover has studied. They're the same rocks found in 2024 to contain hints of life.
Scientists have found evidence of enormous ancient magma systems on Mars. They show that Mars' volcanic systems were once more complex than 1st thought.
Paul Scott Anderson has had a passion for space exploration that began when he was a child when he watched Carl Sagan’s Cosmos. He studied English, writing, art and computer/publication design in high school and college. He later started his blog The Meridiani Journal in 2005, which was later renamed Planetaria. He also later started the blog Fermi Paradoxica, about the search for life elsewhere in the universe.
While interested in all aspects of space exploration, his primary passion is planetary science and SETI. In 2011, he started writing about space on a freelance basis with Universe Today. He has also written for SpaceFlight Insider and AmericaSpace and has also been published in The Mars Quarterly. He also did some supplementary writing for the iOS app Exoplanet.
He has been writing for EarthSky since 2018, and also assists with proofing and social media.