Something like this only occurs every nine million years. Astronomers say no other star is known to have approached this close to our Sun. This small, old, cool star, is also known as a ''red dwarf''.

Humans have been searching for signs of alien life for many years. From signals from space to potential sightings of unidentified flying objects (UFOs) in the sky, mankind’s curiosity has sought to ...

Scientists have spotted an ‘alien’ asteroid in our solar system, which they believe is the first object to enter our system from another. The asteroid, known as 2015 BZ509 and currently in Jupiter’s ...

Scientists have just completed an extensive search for signs of alien communications technology in the Milky Way's 'solar system 2.0'. Penn State astronomers and scientists at the SETI Institute, ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

The logical place for scientists to search for signs of Earth -like alien life is around Sun -like stars, but as new research points out, almost half the Sun-like stars in the universe could present a ...

Interstellar comet 3I/ATLAS reveals astonishingly rich organic chemistry, confirming that life's building blocks are ...

Forget aliens lurking in the shadows of some distant planet; astronomers are transfixed by one that's just blazed into our solar system from the cosmic void. This comet is an object so profoundly rare ...

Scientists say the colour shift in interstellar comet 3I/ATLAS is due to gases in the comet's coma reacting to solar heat.

No other star is known to have approached this close to us. An international team of researchers says it came five times closer than our current nearest neighbour - Proxima Centauri. The object, a red ...