“They’re out there,” goes the common quip about extraterrestrials. It would seem more likely to be true in light of a 2019 study by astrophysicists at the Georgia Institute of Technology who modeled the evolution of axial tilts of Earth-like analogs in different star systems, including binary stars. Earth’s axial tilt varies only slightly, … Continue reading Exo-Earths of Binary Star Systems – “Favor a Livable Climate and Evolution of Complex Life”