Tagged: planetary science

Small asteroid to make near-miss of Earth in NZ skies tonight - Out of Space

Duncan Steel Sep 24, 2020

Sorry for the late notice on this one, but I only just heard myself, in common with most of the human race. A small asteroid, somewhere between the size of a truck and the size of a house in dimensions, will hurtle past the Earth tonight, dipping closer to our planet’s surface than the altitude at which TV transmission and … Read More

It’s crowded at the edge of the solar system   - Out of Space

Duncan Steel Jan 01, 2019

Looking out at the stars it would be easy to think that the solar system is mostly empty, bar the handful of planets circuiting the Sun and the occasional comet we see passing by. The reality, we now know, is that the edge of the solar system contains a vast population of substantial objects orbiting just beyond Neptune, one of … 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