The Solar System might not be as quiet and orderly as we think. Imagine one day looking up and seeing something strange in the sky, a small speck that grows larger and larger. Soon, it becomes ...

What would happen if our Sun—as it actually exists, in the present—suddenly decreased in mass, plummeting from 1 solar to mass to a mere .5 solar masses? In order to understand what impact ...

The sun is the lifeblood of our solar system, a blazing star that has held everything together for over 4.6 billion years. But like all things in the universe, even our sun will not last forever.

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an ...

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything ...

So if our solar system is more or less flat in terms of the planetary rotations around the sun (I'm using typical pictorial depictions of the solar system), what is up and down from our solar ...

New observations by the Gemini South telescope at Cerro Pachón in Chile revealed that interstellar object 3I/ATLAS' tail is ...

We can leave the Solar System, but arriving anywhere is not happening soon What if we dropped interstellar ambitions and focused on understanding our home system?