Astronomers have recently detected a rogue planet entering our solar system, marking a rare event that has sparked ...

The comet, originating from beyond our solar system, continues to draw attention from astronomers worldwide as multiple Nasa ...

Each year, researchers make new observations and revisit old data that redefines what we know about how Earth, the solar system, galaxy, heck—the whole universe—came to be.

If you wait long enough the solar system, galaxy and universe will be destroyed. It's a really long wait though.

The size of the solar system is defined by the volume of space over which the sun’s influence exceeds those of other nearby stars in the Milky Way galaxy. This influence derives from two ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers determine the object’s size.

NASA has shared new details about 3I/ATLAS. It is an interstellar object moving at 209,000 km/h. Hubble images show it is ...

While there’s no need to fear that the black hole at the center of our galaxy will expand and consume everything, we can track rogue black holes as they move through the universe.

Clearly, our solar system was not the template for the universe. Yet for a few years after 51 Peg b was announced, astronomers debated whether the planet was really there.

As Brown explained to Universe Today via email, this is particularly true of stars like the Solar System during its early history: “The full extent that stellar flybys play in the evolution of ...