International astronomers said they have found the fourth potentially habitable planet outside our s...

The US may rely on its aging fleet of 33 high-flying U-2 spy planes longer than expected due to defe...

The system with the most planets among these discoveries is Kepler-33, a star that is older and more...

In what is claimed to be the third time in recorded history, two amateur British astronomers say the...

The star, which is located about 130 light-years away in the Cygnus constellation, is one-sixth the ...

Alien planets are incredibly common in our own Milky Way galaxy and it may be having as many as 160 ...

Sky gazers can witness Earth's three neighbours - Jupiter, Venus and Mars - appearing in conjunction...

The newly-acquired E-737 airborne early warning and control system (AEW&C) aircraft will take part i...

The Falcon 2000 reconnaissance planes will be purchased from defence firm Dassault, probably in 2017...