A massive comet traveling through the solar system is much larger than previously thought and could be a remnant of alien ...

A potentially habitable planet, eerily similar to Earth, has been discovered after two decades of painstaking astronomical ...

The study looked at 415 ocean samples, and nearly 80% had some kind of PET-degrading enzyme. Scientists stunned after ...

I/ATLAS mysterious pulse sequence and mothership small probes release claim has gained attention after reports suggested the interstellar object emitted structured signals at 1420 MHz. With theories ...

More than two decades after it was first discovered, a mysterious ‘underwater city’ off the coast of Cuba is back in the spotlight, capturing the interest of scientists, historians, and conspiracy ...

Everything we see around us, from the ground beneath our feet to the most remote galaxies, is made of matter. For scientists, that has long posed a problem: According to physicists’ best current ...

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the ...

Keck II telescope observations of interstellar object 3I/ATLAS found "evidence for a puzzling anti-tail extension" pointing ...