This great blue-green ball.
We live on it, and it sustains us: The Earth. It's impressive and inspiring - and not without threats.
The Perseid meteor shower is as regular as clockwork. It peaks August 12, same as last year. This time we can expect to see twice as many shooting stars, perhaps even a "double peak." But there's loads we don't know.
From his unique perspective on the International Space Station, Alexander Gerst sent back images of Germany parched and brown due to the heatwave. But the situation in his home region should improve before he returns.
Much of Germany will have the opportunity to gaze at a colorful lunar eclipse, which will last for the longest spell so far this century. The planet Mars will be close to earth and may be visible during the event.
Bags, bottles, drinking straws — all contain plastic, an invention we just can't do without. But it's become a menace to life on Earth, now found in Arctic ice and the stomachs of ocean creatures. Rajeshwari Singh has walked more than 1,100 kilometers across India to raise awareness about plastic pollution. Her key message: "My waste, my responsibility." Jasvinder Sehgal reports.