A new report offers the latest confirmation of 3I/ATLAS and its interstellar origins, as scientists still debate over its unusual properties.

The interstellar object 3I/ATLAS has gathered significant scientific attention, and soon it will reach its closest point to ...

The Gaia space telescope has measured the acceleration of the Solar System when it orbits the center of our Milky Way galaxy. The Solar System motion relative to the stars agrees with the results by ...

"If the object is an alien spacecraft slowing down, and the anti-tail is braking thrust, then this change from anti-tail to ...

What Matters Now • The extraordinary discovery of the “twilight” asteroid 2025 SC79, detected by the Dark Energy Camera, ...

Researchers have achieved a breakthrough in solar physics by providing the first direct evidence of small-scale torsional ...

Harvard researcher Avi Loeb says comet 3I/ATLAS weighs 33 billion tons and spans 3.1 miles, making it far larger than previous interstellar visitors.

The Milky Way and Andromeda galaxies are predicted to collide and merge between 3.9 and 5.6 billion years from now, based on observed relative motion. The merger process will involve multiple ...

Calling all astronomers and space enthusiasts! Immerse yourself in a mesmerizing cosmic experience with the newly introduced Quantum Solar System. This one-of-a-kind display offers an interactive and ...

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a scientist has detailed in a new report. Avi Loeb claims the comet could even be ...