Tagged: Mars

First recorded ‘marsquakes’ reveal the red planet’s rumbling guts - Guest Work

Guest Author Feb 25, 2020

Katarina Miljkovic We’ve all heard of earthquakes, but what about marsquakes? NASA’s InSight mission has, for the first time, recorded seismic activity coming from Mars’ interior. The observations, recorded in 2019 and published today, will help understand the red planet’s internal structure, composition and dynamics. It opens a new chapter in planetary geophysics and exploration. The NASA InSight … Read More

Why Mars is cold despite an atmosphere of mostly carbon dioxide - Climate: Explained

Guest Author Nov 06, 2019

Climate Explained is a collaboration between The Conversation, Stuff and the New Zealand Science Media Centre to answer your questions about climate change. If you have a question you’d like an expert to answer, please send it to climate.change@stuff.co.nz If tiny concentrations of carbon dioxide can hold enough heat to create a global warming impact on Earth, … Read More

Colonising Mars means contaminating Mars – and never knowing for sure if it had its own native life - Guest Work

Guest Author Nov 20, 2018

David Weintraub, Vanderbilt University The closest place in the universe where extraterrestrial life might exist is Mars, and human beings are poised to attempt to colonise this planetary neighbour within the next decade. Before that happens, we need to recognise that a very real possibility exists that the first human steps on the Martian surface will lead … Read More

We’re Going Multiplanetary: The Quest for New Earths - Guest Work

Guest Author Jun 29, 2018

Becky Turner Theoretical physicist and one-man-phenomenon Stephen Hawking contributed a wealth of knowledge to mankind during his lifetime. One of his recommendations was that humans would need to colonise other planets in the next hundred years to avoid annihilation. His fears took the form of deadly viruses, nuclear war, asteroid impacts, and global warming. In order to avoid … Read More

Rover detects ancient organic material on Mars – and it could be trace of past life - Guest Work

Guest Author Jun 08, 2018

Monica Grady, The Open University It was to a great fanfare of publicity that researchers announced they had found evidence for past life on Mars in 1996. What they claimed they had discovered was a fossilised micro-organism in a Martian meteorite, which they argued was evidence that there has once been life on the Red Planet. Sadly, … Read More

Launching in May, the InSight mission will measure marsquakes to explore the interior of Mars - Guest Work

Guest Author Apr 30, 2018

Katarina Miljkovic, Curtin University This article was originally published on The Conversation. Read the original article. When we look up at Mars in the night sky we see a red planet – largely due to its rusty surface. But what’s on the inside? Launching in May, the next NASA space mission will study the interior … Read More

A brief history of Martian exploration – as the InSight Lander prepares to launch - Guest Work

Guest Author Feb 22, 2018

Helen Maynard-Casely, Australian Nuclear Science and Technology Organisation Roughly every two years Mars and Earth wander a bit closer to each other, making the leap between these two planets a little easier. In July this year, Mars will only be about 58 million kilometres away – and NASA is set to take advantage by launching their next mission … Read More

More bad news for dinosaurs: Chicxulub meteorite impact triggered global volcanic eruptions on the ocean floor - Guest Work

Guest Author Feb 12, 2018

Leif Karlstrom, University of Oregon and Joseph Byrnes, University of Minnesota This article was originally published on The Conversation. Read the original article. The end of the Cretaceous period 66 million years ago was a rough time to be living on Earth. Three global catastrophes occurred nearly simultaneously: The Chicxulub meteorite slammed into … Read More