Many regions on Earth are temperate, nutrient-rich, stable environments where life seems to thrive effortlessly. But not all of Earth.…
The search for potentially habitable planets is focused on exoplanets—planets orbiting other stars—for good reason. The only planet we know…
When NASA's Voyager spacecraft visited Saturn's moon Enceladus, they found a body with young, reflective, icy surface features. Some parts…
Today is a milestone in NASA's Perseverance mission to Mars. At 1:40 pm Pacific time today, the rover will have…
That's the kind of headline that can leave us scratching our heads. How can you see tree shadows on other…
The detection of phosphine in Venus' atmosphere was one of those quintessential moments in space science. It was an unexpected…
When magma comes out of the Earth onto the surface, it flows as lava. Those lava flows are fascinating to…
We all know what water is. And what rock is. The difference is crystal clear. Well, here on Earth it…
We're waiting patiently for telescopes like the James Webb Space Telescope to see first light, and one of the reasons…
It's time to update the rules. That's the conclusion of a panel that examined NASA's rules for planetary protection. It…