Moon Losing Its Water
April 24, 2019
The moon loses more water than it receives from the solar wind or meteorites. How long has that been going on?
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Dust a Major Problem on Non-Earth Worlds
February 28, 2018
You can't just beam down to a planet and start walking around. That dust under your feet can cause major problems.
Moon Bombarded by Crashing Theories
January 10, 2017
Strange things happen on our nearest neighbor. Stranger things happen in the heads of theorists trying to figure out our nearest neighbor.
Moon Just Got 100-fold Younger
October 12, 2016
New study of craters shows that moon's surface gets churned every 81,000 years, not every million years.
Dawn of a Young Ceres
September 10, 2016
The largest asteroid has a problem: she's too young to get a date.
Amino Acids Unlikely to Survive on Mars
June 9, 2016
UV radiation quickly degrades amino acids on most Martian minerals, a new study shows.
Moon Still Has Hot Core
August 23, 2014
Japanese scientists have determined that a soft, hot core remains in the center of the moon, contrary to expectations.
Every Planet Surprises Secular Astronomers, I: Inner Planets
May 3, 2014
"Surprise" or "puzzling" are the most common words in news reports about bodies in the solar system. Here are recent examples that discuss the inner planets.