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SpaceTime: Your Guide to Space & Astronomy
Stuart Gary
1000 episodes
3 days ago
Join host Stuart Gary for weekly explorations into Astronomy, Space, and Science News, featuring insights from 19 years on Australian Public Radio and industry experts.

Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support.
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Astronomy
Science,
Natural Sciences
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All content for SpaceTime: Your Guide to Space & Astronomy is the property of Stuart Gary and is served directly from their servers with no modification, redirects, or rehosting. The podcast is not affiliated with or endorsed by Podjoint in any way.
Join host Stuart Gary for weekly explorations into Astronomy, Space, and Science News, featuring insights from 19 years on Australian Public Radio and industry experts.

Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support.
Show more...
Astronomy
Science,
Natural Sciences
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Water Origins: Comets, Satellites, and Rocket Fuels
SpaceTime: Your Guide to Space & Astronomy
20 minutes
1 month ago
Water Origins: Comets, Satellites, and Rocket Fuels
Sponsor Details:
This episode of SpaceTime is brought to you with the support of Insta360. Capture your adventures with their latest game-changer, the GOUltra. For a special SpaceTime listener offer, visit store.insta360.com and use the promo code SPACETIME at checkout. Help support SpaceTime and get a great deal. Win/win!

In this episode of SpaceTime, we explore fascinating insights into the origins of Earth's water, the launch of Israel's advanced spy satellite, and the development of a groundbreaking high-energy rocket fuel.
About Earth's Water Origins
Recent findings suggest that the water in Comet 12P Pons-Brooks shares the same isotopic signature as Earth's oceans, bolstering the hypothesis that comets played a vital role in delivering water and essential ingredients for life to our planet. Observations from the Atacama Large Millimetre/Submillimeter Array telescope reveal that the deuterium to hydrogen ratio in the comet's water is remarkably similar to that found in Earth's oceans, providing compelling evidence that some Halley-type comets may have contributed to making Earth habitable.
Israel's New Spy Satellite Launch
Israel has successfully launched its Ofek 19 surveillance satellite to monitor terrorist activities across the Middle East. The satellite, equipped with advanced optical and radar systems, is designed to provide high-resolution imagery under various conditions. This launch comes amid ongoing tensions in the region, as Israel seeks to enhance its intelligence capabilities in response to recent attacks.
Revolutionary High-Energy Rocket Fuel
Scientists have synthesised a new high-energy compound, manganese diboride, which could revolutionise rocket fuel efficiency. This innovative fuel is over 20% more energetic by weight and 150% more energetic by volume than traditional aluminium-based fuels. The safety and efficiency of manganese diboride may significantly enhance payload capacities for space missions, paving the way for more ambitious exploration efforts.
www.spacetimewithstuartgary.com
✍️ Episode References
Nature Astronomy
https://www.nature.com/nature-astronomy/
Journal of the American Chemical Society
https://pubs.acs.org/journal/jacsat
Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-space-astronomy--2458531/support.
Nigel About Earth's Water Origins
Israel's New Spy Satellite Launch
Revolutionary High-Energy Rocket Fuel
SpaceTime: Your Guide to Space & Astronomy
Join host Stuart Gary for weekly explorations into Astronomy, Space, and Science News, featuring insights from 19 years on Australian Public Radio and industry experts.

Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support.