In an unusual perspective for an Earth-observing satellite, the Copernicus Sentinel-2 mission captured this image of the moon, Earth's only natural satellite. The Sentinel-2 mission acquired this ...

Astronauts and robotic spacecraft have been capturing profound photos of Earth for decades. Earth Day is an annual celebration on April 22 focused on environmentalism and conservation. Iconic images ...

Our magnetosphere plays the role of gatekeeper, repelling unwanted energy that's harmful to life on Earth, trapping most of it a safe distance from Earth's surface in twin doughnut-shaped zones called ...

A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape. "This caught our attention," Charles Black, the founder of the Earth and space ...

On July 15 2025, the four astronauts from the private Axiom-4 space mission splashed down in the Pacific Ocean off the coast of California, concluding their two-week long stint aboard the ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...