Is life’s persistence on Earth really the norm?
Silicate dynamos could drive magnetic fields in more planets—and younger ones
Distract yourself with some amazing views of the universe around us
Want to seek shelter on Mars? There may be a lot of options, and we know where they are
In a vast game of chance and competition, things can get ugly
Building planets is an intricate process, but we’re finding clues to some new possibilities
Vast data sets and machine learning could link SETI to quantum computing
There are many ways to gauge planetary change
Settling humans on Mars needs pragmatism at least as much as vision
The martian radiation environment is a problem for human explorers that cannot be overstated
Deep inside a 1968 meteorite fall are grains from an entirely different cosmic era
Are there hints that machine life simply doesn’t happen in the universe?
Ten years, measured in words on astrobiology, exoplanets and the cosmos in general
There may be things to learn from the one known world in the universe dominated by complex machines
Explaining the very long steps of Earth’s oxygenation—and perhaps that of other planets, too
Meandering rivers may hold a vital clue to the earth’s capacity for life
From hummocky to dune- and lake-covered, Titan is revealed in its latest global map
When did we start talking about life from elsewhere?
Some scenarios for interstellar expansion are more disturbing than others
Predictable transits and conjunctions belie a deeper story that includes our origins