The Vera C. Rubin Observatory is poised to discover billions of new astronomical objects, revolutionizing understanding of ...

The solar system could be packed with 1 million alien visitors, space rocks shaken away from our cosmic neighbor Alpha Centauri, new research has revealed. Skip to main content.

Jupiter is our solar system's biggest planet by far. It used to be twice as large: Study A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow ...

The NSF–DOE Vera C. Rubin Observatory is set to revolutionize our knowledge of the solar system's "small bodies"—asteroids, comets and other minor planets.. The Rubin Observatory, under ...

TNOs are important to our understanding of our solar system's origins because they are incredibly well-preserved remnants of the protoplanetary disk—or disk of gas and dust surrounding a young ...

There’s a new object in the distant reaches of our solar system, and it might just offer clues to a long-standing cosmic mystery. Astronomers have cataloged a frozen minor planet called 2017 ...

Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a ...

One of Jupiter’s most recognizable attributes is its sheer size.With a diameter over 88,800 miles, our solar system’s largest planet is 11 times as wide as Earth and twice as massive as all ...