The formation of Mercury remains an unsolved mystery. The planet closest to the sun has a disproportionately large metallic core—accounting for about 70% of its mass—and a relatively small rocky ...

Anyone who studies planetary formation would relish the opportunity to get a close-up look at an interstellar object. Sending ...

Scientists have shown that Earth’s basic chemistry solidified within just three million years of the Solar System’s formation. Initially, the planet was barren and inhospitable, missing water and ...

ESA’s Mars orbiters captured images of the interstellar comet 3I/ATLAS as it passed close to Mars, revealing its bright, hazy ...

This illustration shows the creation of an asteroid family. Ejected fragments from catastrophic collisions of asteroids between Mars and Jupiter tend to follow similar orbits around the sun, allowing ...

ESA’s Mars orbiters have observed comet 3I/ATLAS, only the third interstellar comet ever discovered. The faint, distant ...

We’ve all seen this happen in a science-fiction movie: our plucky heroes jump into their ramshackle spaceship and escape the bad guys by flying through the treacherous asteroid belt, where huge rocks ...

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

Pakistan, Oct. 2 -- When news first broke that a foreign body, nicknamed Atlas, had drifted into our solar system from the deep unknown, the story ignited imaginations across the world. Unlike the ...

Today marks a new era in the history of Scripps Institution of Oceanography as Meenakshi Wadhwa takes the reins as the 12th director of Scripps and as vice chancellor for marine sciences at the ...

Seismic data from marsquakes provide insight into the Red Planet's interior. NASA/JPL/Malin Space Science Systems Earthquakes can occur when our planet’s tectonic plates grind past each other. Mars ...