Mimas' Surprise: Tiny Moon Holds Young Ocean beneath Icy Shell Feb. 12, 2024 Hidden beneath the heavily cratered surface of Mimas, one of Saturn's smallest moons lies a secret: a global ocean of liquid water. Read more Image
Atmospheres in the TRAPPIST-1 System Should be Long Gone Feb. 9, 2024 Imagine exploring a system of life-rich worlds within easy traveling distance of each other. It’s a wonderful dream, but as a new study shows it isn’t likely that life exists in the system. It’s more likely the planets are barren and stripped of their atmospheres. Read more Image
Domains of Life Sciences in Spacefaring: What, Where, and How to Get Involved Feb. 8, 2024 The integration of biology and spacefaring has led to the development of three interrelated fields: Astrobiology, Bioastronautics, and Space Bioprocess Engineering. Read more Image
Life On Other Planets: What Is Life And What Does It Need? Feb. 7, 2024 One day, perhaps in the not-too-distant future, a faraway planet could yield hints that it might host some form of life – but surrender its secrets reluctantly. Read more Image
Finding Life Beyond Earth: What Comes Next? Feb. 6, 2024 The future is full of questions for us earthly life-forms. How far can we take our search for life elsewhere? And if we find life beyond Earth, how will it change us? Read more Image
A Super-Earth (and Possible Earth-Sized) Exoplanet Found in the Habitable Zone Feb. 5, 2024 Astronomers have found a new Super-Earth orbiting a red dwarf star about 137 light-years away. The planet is about 1.55 Earth’s radius and is inside the star’s habitable zone. Read more Image
The Implications of Oumuamua on the Panspermia Theory Feb. 2, 2024 If interstellar objects (ISOs) have been coming to Earth for billions of years, could it be that they brought the ingredients for life with them? Read more Image
Why Mars Died While Earth Survived Feb. 1, 2024 We know of Mars as the red planet, for its surface and atmosphere is caked in endless swirling dust of rusted iron, the rusting action provided by the always-eager oxygen. But this was not always so. Read more Image
Exploring the Galactic Habitable Zone Jan. 31, 2024 Our planet sits in the habitable zone of our sun, the special place where water can be liquid on the surface of a world. But that's not the only thing special about us. Read more Image
The Improbable Origins of Life on Earth Jan. 30, 2024 We do not yet know how, where, or why life first appeared on our planet. Part of the difficulty is that “life” has no strict, universally agreed-upon definition. Read more Image