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This episode of SpaceTime delves into the latest revelations in the cosmos, exploring groundbreaking theories about dark matter and the future of lunar exploration.
New Insights into Dark Matter
Astronomers have made a significant breakthrough in understanding dark matter, revealing a potential new type of less massive dark matter at the center of the Milky Way. This study, published in Physical Review Letters, suggests that huge clouds of positively charged hydrogen may be linked to this elusive substance. The findings challenge existing models of dark matter, proposing that lighter particles may be responsible for unexplained chemical reactions observed in the galactic center.
Lunar Gateway Space Station Takes Shape
In an exciting development for lunar exploration, the first habitation module for the Lunar Gateway Space Station has arrived in the United States. Known as the Habitation and Logistics Outpost (HALO), this module will serve as a command hub for future missions to the Moon and Mars. We discuss the integration of HALO with the Power and Propulsion Element and the implications for the Artemis program.
Space Junk Threatens the ISS
We also cover the alarming increase in space debris, as NASA is forced to maneuver the International Space Station to avoid a potential collision with fragments of a Chinese rocket. This ongoing issue highlights the growing challenges of maintaining a safe orbital environment for astronauts aboard the ISS.
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✍️ Episode References
Physical Review Letters
https://journals.aps.org/prl/
NASA Lunar Gateway
https://www.nasa.gov/gateway
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00:00 This is Space Time Series 28, Episode 58 for broadcast on 14 May 2025
00:54 New insights into dark matter in the Milky Way
10:30 The Lunar Gateway Space Station's HALO module arrives
17:15 Space junk threatens the International Space Station
20:45 Science report: Insights into Earth's population growth and continental movement