A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system.

Astronomers found that interstellar object 3I/ATLAS shows an "extreme abundance ratio" of nickel and iron in its gas plume.

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

Two recent studies used seismic data from NASA’s retired InSight mission to shed light on what lies beneath Mars’ surface and what it means for the planet’s history The spacecraft will map the ...

NASA scientists have recently made a groundbreaking discovery about potential alien life within our own solar system, a ...

Astronomers have discovered fresh evidence suggesting the possible existence of an unseen planet in the far reaches of our solar system.

Not all solar power is created equal. The Ivanpah facility in the middle of the desert has generated power using mirrors for ...

NASA is tracking an object that is entering the solar system at approximately 245,000 km/h. This interstellar visitor is ...

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the public and even most of our deep space assets. Its hyperbolic orbit tells us ...

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...