When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our ...

Earth and its neighbors orbit the sun on a relatively flat plane. But what's below this plane, and is anythign below the ...

Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3. The sun will appear larger in the sky than on any ...

Each year, Earth reaches its closest point to the sun in early January, a moment called perihelion. In 2026, this occurred on ...

The space rock, known as "2026 AJ" and 40 feet in diameter, is hurtling toward our planet at around 20,500 miles per hour.

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

The Hubble Telescope appears as a tiny silhouette during a perfectly timed solar transit captured from Puerto Rico.

You're not imaging it. The sun has been rising later in Illinois following the winter solstice. But the days aren't getting ...

NASA's new CMEx mission will measure the Sun's chromosphere magnetism, the origin of solar storms, hoping to improve solar ...

Astronomers discovered a "quasi-satellite" of Earth, also known as a "quasi-moon," dubbed 2025 PN7 in 2025. NASA told Snopes ...

The James Webb Space Telescope is not circling our planet the way most people imagine a satellite does. Instead, NASA parked ...