Imagine waking up one morning to find that Earth’s atmosphere has vanished—gone, as if erased by an invisible hand. Suddenly, ...

It’s the iconic “Earthrise” photo. Of course, this isn’t one of 2022’s images of Earth from space that I’m showcasing below. But I thought I should start with it — for context.

The first images of Earth, though low-resolution and ghostly, arrived at a time when space and defense technology was rapidly advancing. Here are the first images ever taken of our humble planet.

Scientists are working to understand the curious phenomena of red sprites, green ghosts and blue jets high above ...

Arsia Mons, which dwarfs Earth’s tallest volcanoes, and its two neighboring volcanoes are often surrounded by water ice ...

NASA's new "CODEX" telescope has snapped its first photos of the sun's outer atmosphere, revealing previously imperceptible ...

Earth's atmosphere is a mixture of gases that are held in place by gravity. By far the largest component is nitrogen, which makes up nearly 80% of the atmosphere.

Turbulence in our atmosphere blurs images through the same effect that makes stars twinkle at night. ... As with weather on Earth, an accurate long-term weather forecast can be vital.

ESA’s Proba-3 mission uses twin satellites to create artificial solar eclipses in space, capturing detailed images of the Sun’s corona.

Never before seen pictures will help scientists learn how the Sun's activity changes from stormy to quiet periods ...