Articles sur Space junk

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What will China discover on the far side of the moon? BeeBright/Shutterstock.com

Will China’s moon landing launch a new space race?

China just became the first country to land a probe on the far side of the moon. It's a technological achievement and another sign of China's capabilities and ambitions in space.
Space debris in Earth orbit creates a dangerous obstacle course for satellites and astronauts. Dotted Yeti / Shutterstock.com

Why space debris cleanup might be a national security threat

Countries developing technology that removes or blasts away space junk may appear to be doing a public service. But those same technologies can destroy military and communications satellites.
Without satellites, modern technologies such mobiles phones and GPS would not exist. Flickr/NASA Goddard Space Flight Center

Curious Kids: How do satellites get back to Earth?

We've all seen videos of satellites being blasted off into space - but once they're locked in orbit around the earth, how do we bring them back down?
Feel the lift from the light. Flickr/Louish Pixel

Levitation is just part of the power of pushy light

Most of the time we take light for granted. It arrives with the sunrise everyday and we turn it on with a flick of a switch every night. It appears to be ephemeral and benign to us humans but there is…

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