The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. On ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

Scientists have been cataloging comet 3I/ATLAS’s journey through the Solar System since July, tracking major milestones as ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track ...

Across the Milky Way and beyond, planetary systems appear to fall into a few recurring blueprints, and recent exoplanet ...

Sometimes there are storms where the wind gets really strong, it might rain, or there might be thunder and lightning. Did you ...

How did life begin on Earth? While scientists have theories, they don't yet fully understand the precise chemical steps that ...

Earth's closest cosmic companions, known as 'minimoons' or 'quasi-moons', could hold the secrets to the history of our early solar system. When you purchase through links on our site, we may earn an ...

The biggest planet in the Solar System has gone rogue. And now it’s heading straight toward Earth. You have 30 days till this ...

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 ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars. When you purchase through links on our site, we may earn an affiliate commission.