Articles on Mars

Displaying 121 - 140 of 151 articles

The Grand Canyon of Mars – Valles Marineris. NASA,Viking Project,USGS

Lava, not water, formed canyons on Mars

The canyon-like scars which line Mars’ crust are seen by many as evidence for liquid water. But a study now suggests that a different kind of fluid – one much less hospitable to life – may actually have…
Life on Mars won’t be boring. Kai Staats

Scientists at work: living on a simulated Mars

According to Martin Rees, the Astronomer Royal, establishing a permanent presence beyond Earth is the first step humans will take towards the “divergence into a new species”. Plans to visit and even colonise…
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…
Along with pictures and samples from Mars’ surface, meteorites provide great insight into the planet’s geological history. NASA's Marshall Space Flight Centre

Sparkling meteorite provides a glimpse of Martian history

Our interest in our near-neighbour Mars – the hope of finding life there, or of possibly colonising it in the future – has driven several orbiting missions to the planet. These produced very detailed maps…
A bit of national pride and a lot of science has sent India to Mars. EPA/PIYAL ADHIKARY

Indian Mars mission beats neighbours, sniffs for methane

Last Tuesday the Indian space agency launched a mission to Mars. Its goal is to place a satellite into orbit around that planet. The probe is currently in Earth orbit (although not quite high enough yet…
In its 10th year of operation, this rover on Mars is still finding important results. NASA JPL

Ageing rover finds evidence for an early ocean on Mars

After almost a decade of exploring the surface of Mars, American space agency’s rover has found the strongest evidence yet for the presence of water on the red planet. The data comes from the rock “Esperance…

Origins of opal uncovered

Researchers have uncovered the geological events that created opal. The formation of Australian opal was due to an extraordinary…
A modified version of the SpaceX Dragon capsule (above) will be used for the mission to Mars. NASA/KIM Shiflett

We’re heading to Mars the ‘do-it-yourself’ way – and why not?

American multi-millionaire and “space tourist” Dennis Tito plans to help fund a trip to Mars for two intrepid astronauts – as you may have read about on The Conversation. But they won’t be stopping – just…
The red planet’s McLaughlin Crater may have contained water sourced from within the ground. NASA

Hope springs: signs of life could be waiting for us on Mars

A recent article in Nature Geoscience suggests that at least one large, deep crater on Mars may once have supported an alkaline lake that was fed by water from kilometres below the planet’s surface. This…
The “Rocknest” site has been Curiosity’s laboratory for the past few months. NASA/JPL-Caltech/Malin Space Science Systems

NASA’s Curiosity shows there’s more to life than life

The Curiosity rover has landed on Mars, driven around, started its scientific mission and, as of 4am today (AEDT), started reporting integrated science results. In a news conference at the American Geophysical…

Resetting our body clocks for Mars

A blue-light light box can be used to help reset a our internal body clocks. Scientists have found this technique can help…
We know next to nothing about Earth ecology. Aschevogel/Flickr

Hurrah for Mars, but why not more curiosity about life on Earth?

The landing of the explorer Curiosity on Mars is a fantastic affirmation of the extraordinary technical capacities of humans. A series of remote, high risk choreographed moves saw a small mobile laboratory…

Top contributors

More