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Articles on Space

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Europa, the new spa destination of the solar system

Clays and geysers! All we need is a regular flight and Europa will become a spa destination to rival Iceland. It’s been an exciting week for me at the annual American Geophysical Union conference in San…
Lunar heritage sites such as Tranquility Base – shown here with Buzz Aldrin in 1969 – must be protected … but a US bill is not appropriate. NASA/Neil A. Armstrong

Look, but don’t touch: US law and the protection of lunar heritage

With India and China planning lunar surface missions, privately-funded space entrepreneurs competing for the US$40 million Google Lunar X Prize and discussions around lunar mining intensifying, working…
It’s got to last us a while longer yet. NASA

We choose Earth, not because it is easy, but because it is hard

It seems like science fiction that 44 years ago Apollo 11 astronauts Armstrong and Aldrin traveled nearly a quarter of a million miles to walk on the surface of the Moon. When the crew of Apollo 17 returned…
MAVEN’s on its way to Mars … but look at what we’ve sent to our other neighbours. NASA/Goddard

Another Mars mission … but what about the rest of the solar system?

Following India’s maiden Mars probe launch earlier in the month, last week saw the successful launch of the Martian Atmospheres and Volatiles Evolution mission, or MAVEN for short. With the second spacecraft…

Comet ISON is in danger of disintegration

Comet ISON is in danger of disintegration according to new observational data conducted by the Group of Computational Physics…

Chelyabinsk meteor melted before exploding

Analysis of fragments of the Chelyabinsk meteorite shows it either collided with another body before hitting the atmosphere…
The nearest stars to Earth – apart from the sun – are more than 4x1013 kilometres away. Stinger_Y_Y

Explainer: light-years and units for the stars

Space is Big. Really Big. The Hitchhiker’s Guide to the Galaxy pretty much nailed space with those five words. And space is so really big that our earthly measures of distance struggle. The distance to…
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…
Expedition 35 Commander Chris Hadfield of the Canadian Space Agency (CSA), left, Russian Flight Engineer Roman Romanenko of the Russian Federal Space Agency (Roscosmos), center, and NASA Flight Engineer Tom Marshburn sit in chairs outside the Soyuz Capsule just minutes after they landed in a remote area outside the town of Dzhezkazgan, Kazakhstan, on Tuesday, May 14, 2013. Hadfield, Romanenko and Marshburn are returning from five months onboard the International Space Station where they served as members of the Expedition 34 and 35 crews. NASA/Carla Cioffi

International Space Station astronauts land in Kazakhstan

Three astronauts from the International Space Station, including the singing Canadian Chris Hadfield, landed in Kazakhstan today after a journey of nearly 100 million kilometres. Commander Hadfield, an…
Measuring and monitoring Australia’s fresh water will become increasingly important. EADS Astrium

A satellite to save Australia? We should have one of those

Does Australia need space capabilities? Well, as Senator Kate Lundy said this month when announcing the government’s new space policy: “Australians, whether they know it or not, rely on satellites every…
The International Space Station after undocking from the now-retired Endeavour space shuttle. NASA

Explainer: the International Space Station

As the most visible man-made object in the night sky the International Space Station (ISS) is of significance to humankind. It takes humans from being explorers of space to being residents of space. The…
An artist’s impression of water particles ‘raining’ onto Saturn from its rings. NASA/JPL-Caltech/Space Science Institute/University of Leicester

Space oddity: how Saturn’s rings are rainmakers

In space no one can hear you scream, but you may get a bit wet. In particular, if you were thinking of journeying to take in the sights of Saturn, it would be a good idea to pack an umbrella. This is suggested…
The universe is a big place, and the temptation will be to shape it in our image. t.abroudj/Flickr

Final Frontiers: space

With the global population now well over seven billion people there are few remaining parts of the world relatively untouched by human activity. We assess the current state and future prospects of five…
The commercialisation of space is already underway. Rick Sternbach/Keck Institute for Space Studies

Buy, sell, lift-off: the global economy is going interplanetary

Harvesting space resources will raise living standards worldwide, without further damaging Earth. So how can those resources be tapped in a way that will produce a return on investment? That question may…

Looking for planets just like Earth

University of Auckland scientists have proposed a new way to find planets like Earth. The research strategy includes the…
Astronaut Buzz Aldrin and his colleagues on the Apollo 11 mission inspired generations to be interested in lunar exploration. EPA/NASA

Satellite of love: our on-off relationship with the moon

Like all relationships, our association with the moon has had its ups and downs. In this series we’ve talked about the nature of the satellite and how we think it was formed - in a giant collision that…

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