Astronomers see no stars ejected from the center of our Milky Way galaxy, giving them important information about the Sgr A* black hole.

The solar system is composed of the sun, eight major planets, five dwarf planets, over a hundred moons, and countless comets ...

English physicist and science communicator Brian Cox has given some of his thoughts on comet 3I/ATLAS, the interstellar ...

Tiny crystals in Earth’s crust may have recorded meteorite and comet impacts as our planet traveled through the spiral arms ...

Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...

Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...

A team of astronomers has attempted to track the path of interstellar object 3I/ATLAS back into the past, tracing its path ...

Anyone who studies planetary formation would relish the opportunity to get a close-up look at an interstellar object. Sending ...

Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all ...

I/ATLAS, only the third object from beyond our solar system ever spotted from Earth, was viewed from Mars by an orbiting European spacecraft.

The interstellar comet 3I/ATLAS does not come from our corner of the Milky Way, and may be a time capsule of the early galaxy ...