Scientists announced new findings about when Earth's oxygen 1st increased in the atmosphere. The results will help scientists search for life on other worlds.
NASA's Perseverance rover has found rocks with odd purple-colored coatings on them. What are these purple rocks on Mars? Could they be signs of microbial life?
Astronomers announced a new exomoon candidate orbiting an exoplanet about 5,400 light-years from Earth. It is the latest possible exomoon found so far.
New observations from an international team of astronomers have revealed a giant rugby ball-shaped exoplanet. It is the first such deformed exoplanet seen.
Astronomers have found a mysterious dusty object orbiting a star 2,300 light-years from Earth. It's emitting large amounts of dust, yet remaining intact.
Ice on Earth-like worlds orbiting other stars may be fairly rare at the planets' poles, according to a new study from researchers in the U.S. and Switzerland.
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.
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