Saturday, March 15 2025 21:01 AEST

Matt

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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The Latest Posts

Water Might Be Older Than We First Thought

International researchers suggest that water might have formed a mere 100-200 million years after the Big Bang, far earlier than previously thought, and it might have been a key part of the formation of our universe’s first galaxies.

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The Slowest Rotating ‘Cosmic Lighthouse’ Yet Discovered

Distant neutron stars typically spin a full 360 degrees within seconds. However, a new type of ‘radio transient object’ – so called as they are detected in radio waves – has emerged that rotate much more slowly. In the time it takes this cosmic lighthouse to rotate you could watch Interstellar twice before it completes a full spin.

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Mapping Ripples In A Cosmic Ocean

An international study led by Australian astronomers has created the most detailed maps of gravitational waves across the universe to date in three new research papers. The study also produced the largest ever galactic-scale gravitational wave detector and found further evidence of a “background” of these invisible yet incredibly fast ripples in space that can help unlock some major mysteries of the universe.

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