We know particles from spacecrafts are in the stratosphere. But what this means for the ozone layer or the climate is still unknown.
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Articles on Space
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The extreme object could tell us more about the environment around black holes.
Can astronauts spend prolonged time in close quarters millions of miles from Earth without killing each other?
The capability for attacking satellites in space using cyber technology is advancing fast
Destroying satellites in space can lead to cascades that are hard to predict.
Russia isn’t likely to put nuclear missiles in space, but their reported anti-satellite weapon is just as alarming. An expert on nuclear strategy explains.
The observation could fill in gaps in our knowledge about planet formation.
Megaconstellations of satellites are hindering the most powerful tool for space exploration: telescopes.
Spaceplanes seemed out of favour when the shuttle was retired in 2011; they now seem to be making a comeback.
Projects under NASA’s CLPS program – including the Odysseus lander that made it to the lunar surface – will probe unexplored questions about the universe’s formation.
While NASA rovers on the surface of Mars look for hints of life, researchers back on Earth are studying ‘echoes of life’ from ancient basins – hoping that the two sites might be similar.
Mars has been a popular destination since space exploration began – and there are plenty of people who’d love to go there.
As space travel and lunar exploration becomes a near-future reality, we should consider the impact of human activities on the lunar environment.
Orbital resonance is kind of like musical harmony, but systems that display it are far more rare than songs with harmonic melodies.
Among the missions being planned is a huge helicopter drone to explore Saturn’s moon Titan.
The US might be facing international competition to be first to return to the Moon.
Sending human ashes and personal mementoes to the Moon is now possible, but it opens up a maze of legal and ethical conundrums.
When most of us left school there were still 9 planets – but we’ve come a long way since Pluto’s demotion. Here’s what’s next on the space agenda.
Japan is one of several countries that weren’t part of the space race of the 1950s and 1960s looking toward the Moon. They’ve now become the 5th country to have landed on its surface.
Japan’s space agency is landing its first lunar probe this week. This makes the Moon an increasingly busy target for spacefaring nations – with conflicting political stances among them.
Top contributors
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Professor of Planetary and Space Sciences, The Open University
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University Distinguished Professor of Astronomy, University of Arizona
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Professor (Astrophysics), University of Southern Queensland
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Associate Professor in Archaeology and Space Studies, Flinders University
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Professor of Strategy and Security Studies, Air University
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Emeritus Professor of International Law, Western Sydney University
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Senior Lecturer in Physics, Nottingham Trent University
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Associate Professor in Astronomy, Monash University
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Reader in Astrophysics, Keele University
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Sterrenkenner, History & Philosophy of Science, The University of Melbourne
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Andrew Dempster is a Friend of The Conversation.
Director, Australian Centre for Space Engineering Research; Professor, School of Electrical Engineering and Telecommunications, UNSW Sydney
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Lecturer in Astronomy, Nottingham Trent University
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Space Plasma Physicist, Imperial College London
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Associate Professor of International Affairs, Georgia Institute of Technology
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Professor of Hypersonic Aerodynamics, The University of Queensland
