A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.

The assault on Terra was hiding something even larger. Ahriman’s forces seized a comet for a ritual that required the planets ...

The discovery of a Martian meteorite may hold the answers scientists have been seeking regarding a 1.8 billion-year-old gap in data, offering new insight into the otherworldly rocks.

We live in uninteresting times. Since the ructions that created the planets in the solar system’s first 100 million years (see “How was the solar system built?”) – and apart from an early migration of ...

Our solar system is a smashing success. A new study suggests that from its earliest period — even before the last of its nebular gas had been consumed — Earth’s solar system and its planets looked ...

Spiral Galaxy from Kirkland et al. CREDIT Chris Kirkland and colleagues. A new study of zircon crystals from two of Earth’s oldest continents indicates that the formation of Earth’s continental crust ...

The questions in this quiz are suitable for GCSE physics students studying the structure of the Solar System, the Sun, orbital motion and orbits and speed - Higher. If you struggled with the quiz, don ...

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.

Black holes about the size of a hydrogen atom could be careening through the solar system unnoticed. But their days of stealth may be numbered. Two teams of researchers propose methods to search for ...

Oh, we humans do love a cleanly defined boundary, don’t we? They make things easier, after all. If we’re trying to categorize something, knowing what labeled bin to put it in is handy. If we’re ...