What happens when a long-standing planetary symmetry starts to unravel? For decades, Earth’s Northern and Southern ...

Fragments of a rare type of meteorite have been found in the sample of material brought back from the lunar far side by China ...

Astronomers have used simultaneous ground-based and space-based observations to measure the temperature and velocity of gas ...

These rare samples, uncovered on the moon by China’s Chang’e 6 mission, might help to reveal secrets of how the solar system ...

Earth’s once-balanced energy budget between the Northern and Southern Hemispheres is shifting, according to 24 years of NASA ...

Although Earth’s two hemispheres lie on opposite sides of the planet and differ in many ways, they share a peculiar ...

The Northern Hemisphere is absorbing more sunlight than the Southern Hemisphere, and clouds can no longer keep the balance.

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar ...

The researchers’ reconstruction shows that by mixing four resets at 358 months (the inex cycle) for every one at 223, the ...