In this episode of SpaceTime, we uncover groundbreaking astronomical events and the latest advancements in space exploration.First Ever Super Kilonova DetectedAstronomers have made a significant discovery with the potential detection of the first ever super kilonova explosion. This extraordi...
In this episode of SpaceTime, we uncover groundbreaking astronomical events and the latest advancements in space exploration.
First Ever Super Kilonova Detected
Astronomers have made a significant discovery with the potential detection of the first ever super kilonova explosion. This extraordinary event, cataloged as AT 2025ULZ, is believed to have been triggered by a double supernova explosion, producing both gravitational waves and electromagnetic radiation. Lead author Manzi Kasliwal from Caltech's Palomar Observatory discusses how this unique phenomenon could reshape our understanding of stellar evolution and the formation of heavy elements in the universe. With only one confirmed kilonova event to date, this new discovery presents an exciting opportunity to explore the complexities of cosmic explosions.
Blue Ghost 2 Spacecraft Shake Test
Firefly Aerospace's Blue Ghost Mission 2 spacecraft has undergone rigorous shake testing at NASA's Environmental Test Laboratory. This critical assessment simulates the intense vibrations and acoustics experienced during launch, ensuring the spacecraft can withstand the harsh conditions of a rocket ascent. JPL engineer Michael Williams explains the importance of these tests in preparing spacecraft for successful missions, as the Blue Ghost 2 aims to deliver multiple payloads to the lunar far side next year.
Shenzhou 20 Capsule Returns Safely
China's Shenzhou 20 spacecraft has successfully completed an unmanned return to Earth after sustaining damage from space debris. Initially intended to bring a crew of Tigernauts back home, mission managers opted for a safe return without the crew due to concerns over a crack in the capsule's viewport. This decision highlights the importance of safety in space missions, while also providing valuable data for future flights.
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✍️ Episode References
Astrophysical Journal Letters
NASA Reports
Nature Communications
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(00:00:00) This is Space Time Series 28, Episode 152 for broadcast on 26 December 2025
(00:00:47) Astronomers detect what could be the first ever super kilonova explosion
(00:15:30) Firefly Aerospace's Blue Ghost 2 spacecraft undergoes shake testing at NASA's JPL
(00:20:10) China's Shenzhou 20 capsule returns safely to Earth after damage from space debris
(00:25:00) New study reveals the benefits of swearing during physical exertion