The European Space Agency's (ESA) Hera spacecraft is scheduled to arrive at the binary asteroid system Didymos in November ...

The NASA Artemis II mission, set to lift off as soon as February, will mark the first time astronauts have aimed to venture beyond near-Earth orbit since 1972.

During its initial molten phase, the Moon experienced tidal bulges on its near and far sides due to Earth's immense gravitational pull. The Moon's rotation initially carried these gravitationally ...

Neil deGrasse Tyson discusses asteroid 2024-YR4, its trajectory, and the science behind potential Earth impacts, explaining why close encounters don’t always mean danger. US military launches strikes ...

The December full moon, known as the "Cold Moon," will peak on Thursday, Dec. 4, 2025. This event marks the third and final supermoon of 2025. A supermoon occurs when the moon's orbit is closest to ...

The December cold moon 2025 is set to rise in Gemini as the final, bright supermoon of the year to shine for days — starting tonight — before giving way to the beginning of the spectacular Geminid ...

Multiple impacts on Earth might better explain our moon’s origin than a single giant impact 4.5 billion years ago – and could help solve one of its biggest mysteries. But Earth and the moon are ...

One bright day on Earth about 4.5 billion years ago, everything changed. A massive object slammed into the young planet. The impact was so large that bits were flung out into space, eventually ...

The discovery and swift monitoring of asteroid 2024 YR4 earlier this year represented Earth's first real-life planetary defense test. When you purchase through links on our site, we may earn an ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and ...

An artist's impression of the collision between the early Earth and Theia, which may have formed the moon MPS / Mark A. Garlick Around 4.5 billion years ago, a planet called Theia is thought to have ...

A lunar milestone was headed our way tonight, on November 20, 2025, as the Moon was going to be the farthest it had ever been. The overbearing gravitational influence of the Sun affected its ...