Compared to the iPhone 16 Pro Max, there's a lack of contrast with the night sky appearing to be dark gray. There's a greater ...

See 10 of the week’s most interesting images from around the world, as selected by Washington Post photo editors.

A moon tree is landing in Pittsburgh's Riverview Park in front of the Allegheny Observatory. Seeds of multiple tree species ...

Here’s what to know about our new, temporary celestial neighbor. Earth has a large gravitational pull. So it’s not uncommon ...

Medically evacuating an astronaut from space is difficult and expensive, and a new model predicts that one in three ...

Out of This World Mars, unlike other planets in the Solar System, has a triaxial shape, meaning that the red planet is not a ...

In just over one week’s time, Earth will gain a new celestial companion that will stay for two months in the planet’s ...

A rare mini-moon, a small asteroid temporarily captured by Earth's gravity, will briefly orbit the planet for two months.

Multiple bullets containing a tiny spectrometer could be shot into the lunar soil by an astronaut or rover, allowing analysis ...

The asteroid was discovered in August and is set to become a mini-moon, spinning around Earth in a horseshoe shape for about ...

Detectors inside Artemis I’s Orion capsule show how much radiation exposure its mannequins underwent and how effective a ...

Sadly, at just about 10 meters, the mini-moon will be extremely hard to see from Earth, but its presence will be there ...