Earth's shadow follows the planet as it orbits the sun. You can get a sense of its enormous, awe-inspiring size by seeing this silhouette cast on objects ranging from satellites to the moon.

Astronauts who see Earth from space often experience the overview effect, a profound shift in perspective that reveals the planet’s fragility and shared humanity. DOJ fails to indict in case of ...

It is possible to see the station from Earth with the naked eye, appearing as a bright, fast-moving light. The best times to spot the ISS are a few hours before sunrise or after sunset. NASA's "Spot ...

Interstellar comet 3I/ATLAS made its closest approach to Earth on Friday, Dec. 19. The comet will pass within about 170 million miles of Earth and poses no danger. Scientists are studying the object ...

A 2020 satellite photo shows the immense power of 7-story waves crashing along the Portuguese coast. Later the same day, a surfer rode a 101-foot-tall wave at Nazaré, setting a new world record. When ...