The fate of our solar system is written in the stars—well, one star to be precise: the sun. Estimates of what the end will ...

New modeling shows that chaotic mass loss from the Sun could shake up the orbits of giant planets even before it turns into a ...

"Be careful with communication because Mercury is in retrograde." This is a phrase often seen in horoscopes. However, it does ...

Imagine the Sun shedding its outer layers not as a gentle breeze but as bursts of material flung in different directions. Each burst nudges the Sun slightly, and the planets respond by shifting their ...

A new study published in The Astrophysical Journal Letters suggests that the outer solar system could become dynamically unstable about one billion years after the Sun becomes a white dwarf, ...

Analyzing a sample of 300 of the best-characterized planetary systems among the more than 1,000 known in the Milky Way, an ...

Radio signals emanating from Beta Pictoris b suggest that this young and massive exoplanet has a strong magnetic field and ...

Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of years ago. The find, announced ...

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 ...