Even the Earth–sun system radiates gravitational waves, but just how powerful are they?
Our local gas giant has two more natural satellites added to its roster
An exquisite time-lapse of our local, surprisingly complex gas giant
The Martian has already happened, just not with a human
What do we even mean when we talk about the probability of life elsewhere in the cosmos?
A remarkable new image reveals the teething pains of an entire planetary system
Want some perspective on how much carbon dioxide human activity produces? Here it is
When is a planet a planet? Always, whether it's a hecto-planet or a milli-planet
From accordion genomes to icy flows and binary trans-Neptunian objects
Spurting out molecular hydrogen and water, the icy moon Enceladus looks even tastier in the search for life
An astonishing rendering of 12 years of orbital images brings the planet to life
Human colonization of space would be terrifyingly hard, and that's the best thing about it
What's happening in the universe?
The 7-planet system of TRAPPIST-1 is remarkable in many ways, including its size
Artificial Intelligence has the potential to show us new ways to think about the natural world
Newly released writings by Winston Churchill on life in the universe reinforce how keenly scientific his thinking was
Types of rocky meteorites rare today were abundant 466 million years ago
Rational thinking, creativity and wonder are powerful tools in the universe
18 years of Hubble Telescope data on a star system reveals a surprising phenomenon spanning tens of billions of miles
Humans have been visiting and exploring Mars for more than half a century, and NASA has released a video celebrating the agency's remarkable contributions