Sean Raymond
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Could the Sun’s Orbit Shape Evolution?
The connection between our massive star and the tiniest microplankton
Wild Orbits Prime Planets for Life
Looking for habitable worlds? Check the ones with extreme swings.
Intelligent Life May Be Hiding in the Moons
Why exomoons could sustain ET as well as any exoplanet
The Origin of the Asteroid That Killed the Dinosaurs
The story of the doom-bringing rock may help us prevent a repeat catastrophe.
Where Earth Got Its Water
A new theory shows Earth’s water was more locally sourced than ever thought before.
The Dwarf Planet on Our Doorstep
The series of fortunate astrophysical events that gave us Ceres.
A Step-by-Step Guide to Our Solar System’s Demise
First the oceans boil off. Then things really get serious.
Comets Are More Dangerous Than We Thought
Could a comet, not an asteroid, have killed the dinosaurs?
