History: October 2023 - Scientific American
Earth as a zoo; sunburned eyes
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Earth as a zoo; sunburned eyes
Scientists in Germany have found that metal-poor stars have a greater chance of enabling planets with life than than their metal-rich siblings.
The discovery is an example of progress in global efforts to characterize potentially hazardous asteroids and shows planetary defense programs at work.
Amateur asteroid hunters live for the thrill of chasing down the rocky rubble left over from the formation of the solar system. They help detect Earth-threatening asteroids.
By RYAN BOETEL | Albuquerque Journal, N.M. | Published: February 8, 2021 ALBUQUERQUE, N.M. (Tribune News Service) — Using a once-classified, cutting-edge telescope to scour the heavens, Jack Drummond studies "the little guys in our solar system." An astronomer at the Starfire Optical Range at Kirtland Air Force Base, Drummond has made a career out of studying small asteroids — and the even smaller moons that orbit them. Last month, Drummond and his team published an article in the Icarus International Journal of Solar System Studies about the 3-mile-wide moon Olympias, which orbits an ...