while alternative explanations get put forward for their motion, such as the effect of a ring of debris or the more fantastical idea of a small black hole. The biggest issue, however, is that the ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

These strange objects could explain how water arrived on Earth, but may also be a previously unrecognised threat to our ...

Last month, astronomers made an exciting discovery, observing an interstellar object — only the third of its kind ever ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

The Solar System has a total of 419 known moons around planets. If we count dwarf planets, asteroids, and other worlds, the ...

A total solar eclipse will not occur on August 2, 2025, despite viral claims. The real event is on August 2, 2027, featuring ...

The interstellar object 3I/ATLAS has sparked debate among astronomers since its discovery, and some are exploring whether it ...

Earth spins as it orbits the Sun, and the solar system is orbiting the galactic center. So, if I go outside and look up, in what direction are we heading? Dale Peterson Oak View, California When ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast-moving body using the world's most powerful telescopes. It was found ...

Out in the solar system, the weather gets wacky – with globe-spanning dust storms, monsoons of liquid methane, and lightning 10 times stronger than here on Earth.