From an average altitude of 400 kilometers above the surface of Earth, the brilliant shades of orange and red along our planet’s curving limb are often stunning. They also showcase an […]
Lava from the volcanic eruption on Iceland’s Reykjanes peninsula lights up clouds from below.
This shows the rim of Jezero Crater, Mars, as seen in the first 360-degree panorama taken by the Mastcam-Z instrument aboard NASA’s Perseverance Mars rover, February 2021.
Mercury. Image: NASA
About 7,000 years ago, a vast lake spread hundreds of square kilometers across north-central Africa. Known to scientists as Lake Mega Chad, it covered more than 400,000 square kilometers at […]
Every January, bits of asteroid 2003 EH1 cross paths with Earth’s orbit to create a beautiful annual meteor shower: the Quadrantids. As the fragments collide with our atmosphere, they disintegrate […]
The incredibly smooth surface of the sea ice indicates that it is topped with ample snow—possibly as much as tens of meters—which also drifted onto the berg’s left side. “That […]