First, let’s discriminate between expansion and expulsion. Expansion happens because the thermal pressure from the increased energy production in the Sun’s interior exceeds the gravitational force ...

Scientists have discovered that, far in the future, our Sun will go through a massive transformation! Right now, it's a stable star in the middle of its life, but billions of years from now, it will ...

The Sun, a star similar to others but uniquely close, is significantly larger than Earth (1.3 million Earths could fit inside) and possesses 99.86% of the solar system's mass. The Sun's physical ...

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...