Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

The gravitational force of the Moon does not act uniformly across the entire Earth; it is strongest at point A, which is the ...

Wang Kechao, the popular science director of the Purple Mountain Observatory of the Chinese Academy of Sciences, introduces ...

Rep. Anna Paulina Luna and Harvard Scientist Avi Loeb are calling for NASA to monitor the Manhattan-sized interstellar object 3I/ATLAS as it passes the sun on Halloween Eve to ensure it does not drop ...

Abstract: This paper presents an approach to Electric Field (EF) imaging, similar to magnetic nondestructive testing and 2D magnetic imaging. While magnetic imaging is well-established with numerous ...

The moon will appear a striking red color for millions of people around the world thanks to a total lunar eclipse in the first weekend of September — but sadly, it won't be visible from the United ...

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 ...

Eclipse paths were long calculated using Besselian elements, a set of parameters that assume spherical bodies and ... that accounts for not only the sun's radius and the moon's topography but also — ...