Our solar system is a passenger on a galactic rollercoaster. Part 2 reveals how the Sun, carrying Earth, orbits the Milky Way's core at 491,000 mph, completing a circuit every 230 million years. We ...

NASA's Pleiades supercomputer has provided fresh insights into the Oort cloud – a vast, theoretical spherical shell of icy objects that surrounds our solar system. For a long time, the Oort cloud's ...

This interstellar vagabond is only the third large interstellar visitor that we have ever discovered — an asteroid or comet ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

Comet Lemmon was discovered in January 2025 and made its closest approach to Earth in late October 2025. But by November 2025 ...

Along with summer comes the peak time for viewing the core of our galaxy, the Milky Way. But if you want to see the dense area of stars at the center of the Milky Way, you'll need a few conditions in ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

“The supermassive black hole at the centre of the Milky Way has not only the capability to destroy stars but it can also ...

CAPE CANAVERAL, Fla. (AP) — Astronomers say they've spotted an object in our solar system that's believed to be from another part of the Milky Way galaxy. The European Space Agency says this is just ...

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space.

The Milky Way is really something to see — but not this month, when it’s at the level of the horizon before midnight. (The Columbian files) Stargazers accustomed to scanning the Milky Way galaxy may ...