Tuesday, February 4 2025 16:07 AEST

July 2020

Volcanic Venus

Once thought dormant, our other nearest planet – the one that’s not Mars – has astronomers speculating that there is volcanic activity on the surface.

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Planetary Opposition A Sight to Behold

The night time sky is turning on a treat for amateur astronomers with Venus, Earth, Mars, Jupiter and Saturn all at opposition – find out exactly what that means, and how you can see it, with today’s Talkin’ Science Story of the Week..

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NASA’s Directives to Prevent Space Contamination

It’s a real concern in both directions of travel as we set our minds to further missions to Mars and the Artemis program, space contamination could spell disaster not only for what lies preserved on the worlds of our solar system, but what these sample return missions (and crewed return missions) can bring back to Earth.

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China’s Big Week

China’s space program has wrapped a busy week, launching three satellites into orbit from two launches. Dr Brad has the details in this Talkin’ Science Story of the Week.

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Mars May Have Been Home To An Ancient Sea

Minerals on the surface of Mars could be the last remnants of an ancient sea 3.5 billion years ago, according to international researchers. The team say there are features in the southern Utopia region that could be evidence of a coastline, meaning for a short period in the planet’s history it could have had an ocean.

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