NASA detects water in atmosphere of Neptune-like HAT-P-26b.
Comet 67P is said to produce its own molecular oxygen in deep space.
Ganymede is the biggest moon in the solar system that might have more water than Earth and might have a life.
NASA celebrates its 200th spacewalk outside the International Space Station.
America will experience darkness in the coming months and it is just 98 days away.
New clouds on Titan sent from Cassini as it readies for the fourth plunge.
A piece of Sylacauga meteorite was sold at Christie's auction for US$7,500.
The mysterious X-37B has landed back on Earth after completing 718 days in orbit.
NASA delivers detectors for Euclid mission that will examine the invisible phenomena of dark energy in space.
Jupiter's moon has waves of lava on volcanic crater.
Cassini spacecraft took an image of Saturn moon Titan, showing bright and feathery methane clouds drifting across the moon.