Tourist "astronaut" millionaire Dennis Tito's quest to send an older couple to Mars could be a catalyst for further human exploration in space, writes Malcolm Walter.
I have been searching for evidence of extra-terrestrial life since the 1980s. I believe that we will probably find it, writes Malcolm Walter.
High school students will embark on a mission to Mars and learn what it's like to follow science and engineering careers, thanks to UNSW's Pathways to Space project.
Ever wondered what it would be like on the Red Planet? You can see the next best thing right here in Australia's vast and ancient desert regions.