Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the Solar System formed, it took no more than three million years for the ...

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.

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 ...

Tiny shavings from a single meteorite could completely overturn our understanding of how the solar system formed, after the space rock turned out to be older than expected. Previous research suggests ...

The Sun's formation caused temperature differences in the surrounding disk of gas and dust. Inner, hotter regions formed rocky planets from less volatile elements. Outer, colder regions allowed ...

Outside our own solar system, the first moments of planet formation have never been detected, until now. The European Southern Observatory (ESO) said the images are of a "baby star" known as HOPS-315 ...

A team of researchers, including those at the University of Tokyo, discovered that liquid water once flowed on the asteroid ...

One of the studies, published in the journal Nature Astronomy, shows that ice inside the parent asteroid melted and reacted ...

The study revealed that liquid water still existed on Ryugu one billion years after its parent body formed. This conclusion ...

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