From the night of September 7 to the early morning of September 8, 2025, a spectacular total lunar eclipse will occur, ...

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers ...

The region where the gravitational influence of Earth is the dominant force, is called the Hill Sphere. This extends up to ...

Everyone who has ever lived on Earth has been well-aware of the moon, but it turns out Earth also has some frequent temporary companions. These "quasi-moons" are small asteroids that enter into a kind ...

A small asteroid has been quietly following Earth’s orbit for decades—unseen, unbothered and, until recently, completely ...

Astronomers discover asteroid 2025 PN7, earth's latest quasi-satellite, revealing insights into planetary dynamics 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 was found in the constellation Piscis Austrinus, which can be seen in ...

Could an ocean – likely needed to sustain life – even survive on a planet orbiting close to a dead star? The sun will someday ...

The provisionally named S/2025 U1 is so small it had gone unnoticed by probes and telescopes for the past 40 years.

A gem of a find by The Public Domain Review of a collection from the Rijksmuseum: photographs of plaster models of the ...

Asteroid 2025 FA22, significantly larger than Delhi's Qutub Minar, will make a close approach to Earth on September 18, 2025.

An asteroid the size of a commercial jet passed closer to Earth than the Moon on September 3, 2025, in a high-speed flyby that drew global attention from skywatchers and astronomers alike. According ...