When you buy through links on our articles, Future and its syndication partners may earn a commission. Illustration of a stage in the formation of the Earth-moon system. The Earth had recently formed ...

In August 2025, Pan-STARRS Observatory made a breakthrough discovery by detecting a quasi-moon in Earth's orbit.

Everyone who has ever lived on Earth has been well-aware of the moon, but it turns out Earth also has some frequent temporary ...

Three celestial bodies are preparing to meet up for one night in September in a cosmic conjunction that should be widely visible in the sky.

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles within this cloud collided and clumped together, driven by gravity and ...

2025-PN7 is around 62 feet (19 meters) wide, and it’s between 2.8 million miles and 37.2 million miles away from Earth. It ...

A high-precision time measurement system based on the radioactive decay of manganese-53 was used to determine the precise age ...

Earth's orbit is about to have a visitor, according to reports published by the Institute of Physics. The asteroid 2024 PT5 was discovered in August, along with its calculated trajectory to become the ...

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers now confirm that this small body, named 2025 PN7, is traveling in a special ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

On Aug. 23, 1966, NASA's Lunar Orbiter 1 sent back the first photo of Earth from the moon. It showed a grainy crescent Earth ...