When 1I/'Oumuamua was first spotted in 2017, astronomers quickly determined that it came from outside the solar system. But ...

Astronomers have recently detected a colossal object at the edge of our solar system, sparking excitement and curiosity ...

Recent observations of the outer Solar System using the Subaru Telescope have uncovered objects where none were expected, hinting at the possibility of a larger and more complex structure in our ...

This is like getting a baby picture of our own solar system,' says Gabriel Weible, University of Arizona graduate student who ...

Astronomers See Planet Formation ‘Time Zero’ in an Alien Solar System Observations of a baby star may show the earliest stages of planet formation that astronomers have ever seen ...

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

Since the first discovery of planets beyond the solar system in 1995, more than 6,000 exoplanets have been identified. Many ...

Ultimately, without a time machine, we will never fully recover the precise history of our solar system's formation, so we will never be entirely sure what role giant impacts had in the ...

The condensing of hot minerals was never detected before around other young stars, “so we didn’t know if it was a universal feature of planet formation or a weird feature of our solar system ...

Weiss says that if the solar nebula was around in the first 4 million years of solar system formation, this would give support to the core accretion scenario, which is generally favored among ...

Where is our solar system’s super-Earth? The planets astronomers see often around other stars are strangely absent from our own solar system. We’re still figuring out why.