It came from another star and passed through our solar system at impossible speed. Astronomers scrambled to study it, but it was gone before they could find answers. Its strange path and shiny surface ...

The solar system is composed of the sun, eight major planets, five dwarf planets, over a hundred moons, and countless comets ...

The enigma of the intruder about the same size as Manhattan Island is making astronomers rethink what they know about cosmic ...

At the time, astronomer Jerry Ehman spotted the highly unusual outburst in printed out records, annotating the major radio band fluctuation with the word “Wow!” in red pen, thereby giving it a ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Scientists have discovered that the 3I/ATLAS — a Manhattan-sized interstellar object that potentially has alien tech — is much larger than previously thought.... First discovered by NASA on July 1, ...

The interstellar object 3I/ATLAS is thought to be roughly 7 billion years old, making it even older than our solar system.

A mysterious space object named 2023 KQ14, nicknamed “Ammonite,” challenges theories about the mysterious and possible Planet ...

It's probably a comet, but it might be some sort of ancient alien spacecraft or probe. What's for sure is that the mystery surrounding an object known as 3I/ATLAS is becoming both more and ...

Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System ...

Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all ...

Astronomers have discovered fresh evidence suggesting the possible existence of an unseen planet in the far reaches of our solar system.