Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

If you examine our solar system’s giant planets, you’ll notice right away that they’ve all got moons—a lot of moons. While ...

A study using the Very Large Array radio telescope may have discovered a magnetic field on exoplanet YZ Ceti b. Magnetic ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Being able to spot the Earth, let alone any signs of life on our planet, would require an enormous telescope from 66 million ...

NASA has revealed a major update on the massive “city killer” asteroid amid fears after scientists debated using nuclear weapons to stop it.

NASA on Thursday walked back a prediction that an asteroid had a "small, but notable" chance of impacting Earth or the moon in 2032 based on newly analyzed data.

A viral Obama podcast answer about aliens prompted Trump to accuse him of revealing secrets and promise to release UFO files ...

Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...

Donald Trump’s pledge to release official files relating to UFOs has intrigued conspiracy theorists who suspect the US government has hidden evidence of alien activity on Earth.

American space agency NASA announced it found a new way to allow the Perseverance rover to determine its position on Mars by itself.

It's one of the biggest unanswered questions in science: are there aliens out there, and if so, where are they hiding? Now, a discovery by NASA has raised the tantalising possibility that we're not ...