The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many ...

The WISPIT 2 system is the second known planetary system, following PDS 70, where exoplanets have been observed forming ...

The Solar System is a weird place filled with incredible physics and geological oddities that often break down in human terms ...

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system. It’s an unprecedented ...

Typically astronomers find planets of similar ages to the ones in our solar system, but that’s starting to change. In a study ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. An object has been discovered orbiting the sun far beyond ...

Our solar system is a smashing success. A new study suggests that from its earliest period — even before the last of its nebular gas had been consumed — Earth’s solar system and its planets looked ...

About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

As an astrophysicist, my world revolves around the wonders of space and the mysteries of the universe. This means I can be a ...

The U.S. planetary science community is sounding the alarm about plans to discard a nuclear technology that has powered dozens of NASA missions over the past 50 years But RPS is expensive, costing ...