A strange interstellar object is racing toward our solar system, and while NASA says it’s a comet, a top Harvard scientist ...

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

The nonprofit organization collects reports of UFOs and investigates cases of unexplained sightings. The 2,174 sightings are ...

The object is big – possibly as wide 12 miles, larger than the asteroid that wiped out the dinosaurs – and is speeding ...

A species of huge, flightless bird that once inhabited New Zealand disappeared around 600 years ago, shortly after human ...

Princess Saira embarks on an intergalactic mission to save her ex from sexist aliens in a world that resembles some of ...

NASA has confirmed the discovery of an Earth-sized planet parked right in the “habitable zone” of a distant red dwarf star.

A planet that is snuggled up closely with its host star may be igniting colossal flares that strip it of its own mass.

At the beginning of the 21st century, science fiction became the genre that benefited most from the rapid development of visual effects and computer g ...

The world of space remains one of the great unknowns for scientists on Earth. The immensity of what is 'out there' means that any small discovery becomes news. Although in these s ...

An interstellar object has been spotted moving at a speed of 60km/sec in the solar system, only the third such object ever discovered. That doesn't mean there aren't other such bodies that have ...

Named TOI-4465 b, the exoplanet caught astronomers' attention as it acts as a bridge between scorching gas giants and ice giants like Neptune.