Something strange is moving through our solar system — and it’s making headlines everywhere. The mysterious object, known as ...
The object, estimated to be the size of a city block, is only the third known interstellar visitor to our solar system since ...
In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind ...
Interstellar comet 3I/ATLAS is losing an insane amount of mass after making its closest pass of the sun last month — a ...
NASA's Mars Reconnaissance Orbiter used its camera to take high-resolution images of interstellar object 3I/ATLAS. We have ...
A massive comet traveling through the solar system is much larger than previously thought and could be a remnant of alien technology, a scientist claims in a new report.
In 1977, NASA launched the Voyager probes to explore the outer reaches of the Solar System and the interstellar space beyond. Eventually, both spacecraft encountered a blazing “wall of fire” at the ...
Imagine a fiery wall of gas reaching temperatures up to 50,000 K (equivalent to 90,000 °F). Thankfully, this barrier is not located near a star or at the ...