Asteroids
The only preventable natural disaster - 'city-killer' asteroids
In the first ever mission of Earth's "planetary defence", Nasa has launched a mission for a spacecraft to intentionally collide with an asteroid, and knock it off its path. It's part of a plan to save… Audio
Cosmic matter: Asteroid passes by Earth
Unbeknownst to many of us, a small asteroid was passing by planet Earth last night. Audio
The quiet zone: the US town where Wi-Fi is banned
The Green Bank Radio Telescope is the largest steerable telescope in the world. The telescope needs to be isolated from all the radio noise that humanity produces. Which means that WiFi in Green Bank… Audio
Michele Bannister: interplanetary passions
Planetary astronomer Michele Bannister has recently arrived home after working in Canada at The University of Victoria in British Columbia, and at Queen's University in Belfast. A passionate… Audio
Astronomy - Alan Gilmour
Former University of Canterbury Mt John Observatory superintendent Alan Gilmore join us once again. In his gaze tonight he has the moon and asteriods, the black hole image and SpaceX's controversial… Audio
Asteroid to pass within Moon's orbit
An asteroid the size of a house is set to pass over Antarctica early this evening.
Carrie Nugent: Asteroid Hunter
Every 50 years or so, one of the thousands of asteroids circling our sun sets off on a collision course with our planet. Carrie Nugent hunts those that might be heading this way. Audio, Gallery
NASA to send probe to potential earth impactor asteroid
Bennu is 500 metres wide, which means it is an object cabable of causing a global catastrophy and in 2135 it will pass between the earth and the moon. Audio
Alok Jha: The extraordinary story of our ordinary substance
Kim Hill talks to British journalist, author and broadcaster Alok Jha, whose science-related topics have included the history of meteorology, climate change politics, how much we should trust… Audio
Huge asteroid helped shape 'Man in the Moon'
One of the Moon's biggest craters was created by an asteroid more than 250km across, a study suggests.
Naked Science
Naked Science with Dr Chris Smith. The discovery of 2.8 million year old human remains in Ethiopia, the exploration of the dwarf planet Ceres is about to begin after a 7 year space voyage, and why we… Audio
Unboiling eggs and asteroids
Dr Chris Smith with the latest science news, and the discovery of how to 'unboil' an egg. Also Asteroid 2004 BL86 passes so close to the Earth that it's classified as a "near Earth object". Audio