Our solar system is speeding through the galaxy at more than three times the velocity scientists once believed, according to ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

It's possibly as big as Manhattan, likely older than our own solar system and it's traveling through space at speeds of up to ...

The solar system is 4.54 billion years old, based on rock dating. Gas giants (Jupiter and Saturn) likely formed first. Ice giants (Uranus and Neptune) probably formed next. Rocky planets formed last, ...

Astronomers and geologists have several techniques for dating Earth, and, therefore, the age of the solar system. From the radiometric dating of rocks, which measures the known decay rates of ...

A rare interstellar comet named 3I/ATLAS is hurtling through the solar system. It would give astronomers a rare glimpse of ...

Scientists found surprising evidence that there may be a ninth planet in our solar system. In a new paper, scientists announced the discovery of an object, called 2015 BP519, that may orbit a hidden ...

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 ...

The comet is the third interstellar object from deep space ever recorded to pass through Earth's solar system.

It's a tale with many twists and turns, and quite a bit of violence. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Paul M. Sutter is an ...