As comet 3I/ATLAS reaches its closest point to the sun on October 30, scientists prepare for a moment of peak activity that ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three dimensions.

The image was taken by GOES-19, the newest in the Geostationary Operational Environmental Satellite series operated by NOAA.

Comet C/2025 A6, known as Comet Lemmon, made its closest approach to Earth, on Tuesday, Oct. 21 for a once in a lifetime ...

Quasi-moons are not real moons and don't actually orbit the Earth, although they sometimes appear to do so for short periods of time, Phil Nicholson, professor of astronomy at Cornell University, told ...

The northern lights could be visible from northern states along the U.S.-Canadian border, according to the National Oceanic ...

The northern lights could be visible across as many as 10 states on Sunday night, according to the National Oceanic and Atmospheric Administration’s space weather forecast, as the effects of a ...

When the balance in reflectivity shifts, “the whole circulation of the climate will shift in order to transport energy from ...

Potentially the largest and brightest supermoon of 2025 will rise in early November. Here's how to view it in Illinois.

Scientists have traced the origins of complex life to the breakup of the supercontinent Nuna 1.5 billion years ago. This ...