Articles on Space junk

Displaying 1 - 20 of 26 articles

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?
The Telstar 1 satellite inspired a chart-topping pop tune, the iconic black-and-white hexagonal Adidas soccer ball, and maybe even a Doctor Who creature, the Mecanoids. National Physical Laboratory

Trash or treasure? A lot of space debris is junk, but some is precious heritage

Protecting culturally significant spacecraft enables people on Earth to feel connected to space as the common heritage of humanity.
From stardust we come, to stardust we go. EPA/Sergei Ilnitsky

Space offers no escape from the surly bonds of Earthly politics

Seasoned observers of the United Nations generally regard the organisation’s lofty aspirations to the “betterment of humankind” and the eternal pursuit of “peace and security” as just the rhetorical tokens…
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…
It’s been decades since our last foray outside Earth’s orbit - but what’s next for humankind? P.O. Arnäs

Humanity’s next giant leap: our heritage in space is our future too

The United Nations’ Committee on the Peaceful Uses of Outer Space is meeting in Vienna this week, and representatives of 74 countries will discuss, among other things, how to ensure space is maintained…
The impact on society from the next solar maximum is predicted to be worse than the last. NASA

Divert power to shields – the solar maximum is coming

Over the past few months our planet has been impacted by an increasing number of solar explosions that have erupted from the sun’s surface. Even though next year’s predicted solar maximum – the period…
Unless something is done about space junk, it might become too unsafe to have satellites in Low-Earth Orbit. ESA

You, me and debris: Australia should help clear ‘space junk’

At some point in the next few months, Australia will get its first ever national space policy. The release of the report, following consultation by experts in the space industry, will be a defining moment…

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