Photo Hebdo: a look back at a week of news in pictures

Sublime appearance at the edge of the universe. In a magnificent whirlwind, stars seem to turn in unison. The Cartwheel galaxy takes its shape from a collision. From the chance of a clash of stars was born absolute beauty. Millions of light years away on earth, a man seems to have found a treasure. In -28°C, on a lake in Mongolia, an explorer scans the ice and dark waters in search of what lies on the other side.

He tipped over to the wrong side of the picture. A war photographer finds himself facing the lens. A Russian shot has just hit a Ukrainian wheat field. He is forced to flee, pursued by the flames. Her race against the clock, an Australian swimmer starts it with a perfect dive. At this moment, the athlete changes element, water like a second skin, her body like a link between the air and the aquatic world.