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Floating whirligig microchips could help us monitor nature without leaving a trace
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Saturn has a slushy core and rings that wiggle
Astronomers used the rings as a seismograph to peer inside the planet’s core.
It’s a cosmic miracle that life on Earth’s lasted this long
Exactly how lucky did we get?
A guide to the solar system’s biggest secrets
Jupiter, the planet killer, and three other untold stories from space.
Use Google Earth and Street View to explore the planet from your couch
You don’t need to spend a ton of money to travel to remote locations.
Ancient valleys may hold clues to past life on Mars
Understanding whether the Red Planet’s past was warm and wet or cold and icy can offer insights about whether it was ever habitable.
Frigid Pluto may have had a toasty start
Cracks on the dwarf planet’s icy surface suggest it was warm enough to host a liquid ocean early in its history.
This ominous image shows the birth of a planet
The spiral arms of gas and dust are signs of a baby planet being born.
A new ’Oumuamua theory could mean many more interstellar visitors are headed our way
‘Oumuamua sure looked like an oddball, but similar planetary tatters could be floating everywhere.
Mars might be made of mashed-up baby planets
An unexpected composition of two meteorites could rewrite our understanding of the Red Planet’s history.
The New Horizons spacecraft just revealed secrets of the most distant object we’ve ever visited
We’ve gained new insight into how the object came to be.
