"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure of the universe." Astronomers have discovered that the solar system may be ...

How fast and in which direction is our solar system moving through the universe? This seemingly simple question is one of the key tests of our cosmological understanding. A research team led by ...

Mercury is officially in retrograde, and it's the last retrograde of 2025. What does that mean for your star sign, and the cosmos in general? Here's what to know. In the astronomical sense, a planet ...