Something strange is moving through our solar system — and it’s making headlines everywhere. The mysterious object, known as ...

NASA scientists stunned as interstellar comet 3I/ATLAS shows bizarre near-Sun behaviour, defying known physics and hinting at ...

NASA is set on Wednesday to release new images of an interstellar object called 3I/ATLAS that astronomers have determined is ...

Ever since the first explorers charted the outer reaches of our Solar System, its true boundaries have remained hazy. While the Voyager probes have gone far into interstellar space, our Sun’s ...

A new study suggests the Sun was born in a tightly packed cluster of sibling stars, but their early years were marked by ...

X-rated solar flares cause radio blackouts across Europe and Africa. Will it knock out power grids and satellites too?

NASA's Mars Reconnaissance Orbiter used its camera to take high-resolution images of interstellar object 3I/ATLAS. We have ...

Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals ...

The new planetarium show revealed a backwards S-shaped spiral in what's known as the Oort Cloud far beyond Pluto (American Museum of Natural History via AP) Scientists have solved one of the solar ...

Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a cosmic divider, separating ...