An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an impact thousands of years ago.

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

NASA has issued an alert about two asteroids, 2025 BF5 and 2025 BS4, that will make dangerously close flybys by Earth ...

G3 (ATLAS) is one of the few comets on record that became bright enough to be visible in the daytime without optical aid like ...

BS4 may be anywhere between 17 and 40 feet across, and will approach at about twice the distance between the Earth and moon.

Despite common assumptions, the disk of our Solar System is warped, and the planets travel around the Sun in slightly ... s closest approach to the Sun must have been less than 20 AU (1 AU is the ...

In Earth’s upper atmosphere, a fast-moving band of air called the jet stream blows with winds of more than 275 miles (442 km) per hour, but they are not the strongest in our solar system. The ...

The case of mistaken identity was quickly resolved, but astronomers say it shows the need for transparency around craft in ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...

The size variations in the Antarctic ice sheet over time have confirmed its unstable nature, made worse by greenhouse ...

Firefly Aerospace's Blue Ghost moon lander caught haunting images of Earth while preparing to make its way towards lunar ...

Saturn’s rings, imaged here by NASA’s Cassini orbiter, are one of the solar system’s most reliably spectacular sights. But ...