Billions of years from now, the Sun will swell into a red giant, swallowing Mercury, Venus, and Earth. But that’s not the ...

In about 5 billion years, the Sun will run out of hydrogen at its core. This will make it swell up into a red giant, as it ...

Mercury orbits the sun faster than all the other planets in the solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Mercury is ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system and learn more about our cosmic home. The solar system is our cosmic neighborhood, made up of ...

Mercury is a planet of extremes. With a total volume little more than the Moon, it is the smallest planet in the Solar System and is situated the closest to the Sun. Mercury has no atmosphere to ...

Stars that pass close to the solar system could pull planets out of alignment, sending them hurtling into the sun or out into ...

Hold tight, the solar system is going to get bumpy in a few months. Mercury retrograde is on its way. Maybe you've heard people lament over the astrological phenomenon, blaming their woes on the ...

Late next year, the joint JAXA/ESA BepiColombo mission will enter orbit around Mercury, as part of its 18-month nominal mission. Tacking the winds that ply the solar system may yet have its day ...

Mercury could be pulled out of its orbit and either shoot out of the Solar System or head on a collision course with Venus, the Sun, or the Earth. These changes will happen over millions of years ...