The mysterious Oort cloud is the source of many of our solar system's comets, but astronomers still have no idea what it looks like. Now, new simulations may have given them a first glimpse.

For the last month and change, you might've seen the headlines about the planetary alignment, or a planetary parade, going on in our solar system. And that's true. In January 2025, Venus ...

The discovery points to what astronomers have thought for decades, that Saturn's rings were caused by a massive collision about 100 million years ago.

This tunnel may link the solar system's home bubble with a neighboring ... This cavity of low-density gas was first suggested to explain background measurements of relatively low-energy, or ...

The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, ...

And tantalizingly, what they found suggests that our solar system may already be flooded ... a far more significant presence than the background level of gas and dust diffused throughout the ...

The Indian spacecraft Aditya L1 captures stunning images of a powerful solar flare, enhancing our understanding of solar activity.