The scene at Pic du Midi is one out of a sci-fi movie: a fortified concrete-and-stone complex, packed full of metal domes, sprawls across the top of a precipitous peak above the clouds.

Look North as the stars appear in June and July to have a chance of seeing rare noctilucent (or 'night-shining') clouds with the ... as the stars begin to shine in late twilight.

As the name suggests, mesospheric clouds form in the mesosphere, the third layer of Earth's atmosphere, which stretches between 31 and 50 miles (50 and 80 kilometers) above Earth's surface.

Stars are born deep inside giant molecular clouds which can be hundreds of light ... "We found the critical density above which stars form is about 5000 hydrogen molecules per cubic centimetre ...

It turns out that stars rotate in the same direction as the clouds from which they formed. The Webb Telescope provided evidence of this phenomenon through photographs. The photos were taken in the ...