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Space Science Picking Up Before Trio Departs ISS for Earth – SciTechDaily

Science is doubling up on the International Space Station with the addition of three new space residents. However, they will split up on October 21 before four …

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Roscosmos cosmonaut and Expedition 63 Flight Engineer Ivan Vagner transfers biological samples into a science freezer for stowage and later analysis aboard the International Space Station. Credit: NASA Johnson
Science is doubling up on the International Space Station with the addition of three new space residents. However, they will split up on October 21 before four more astronauts launch to join the Expedition 64 crew in November.
NASA astronaut Kate Rubins, on her second station mission, is…

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For the first time, a Starship prototype roars to life with three engines – Ars Technica

SpaceX now likely to fully assemble spaceship for a 15km test flight.

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As part of the Starship program, SpaceX began experimenting with earlier prototypes in late 2019 and early 2020, losing three vehicles during various proof tests. In May, the company successfully tested a full scale tank section of its Starship vehicle (SN4) for the first time with a single Raptor engine. It was later lost due to a ground-systems issue.
Then, in August, and again in September, it flew two different vehiclesSN5 and SN6on short hops to 150 meters. These vehicles looked something …

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The Closest Black Hole to Earth May Not Actually Be a Black Hole After All – ScienceAlert

An object identified earlier this year as the closest black hole we’ve ever discovered may have just been demoted. After reanalysing the data, separate teams of…

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An object identified earlier this year as the closest black hole we’ve ever discovered may have just been demoted. After reanalysing the data, separate teams of scientists have concluded that the system in question, named HR 6819, does not include a black hole after all.
Instead, they have found that it’s likely just two stars with a slightly unusual binary orbit that makes it difficult to interpret.
HR 6819, located around 1,120 light-years away, has been a bit of a puzzle for some time. Init…

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Driver Identified of the Largest Mass Extinction in the History of the Earth – SciTechDaily

New study provides a comprehensive reconstruction of the Permian-Triassic boundary event. Life on Earth has a long, but also an extremely turbulent history. On …

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Sessile filter feeders like this Carboniferous crinoid, the mushroom crinoid (Agaricocrinus americanus), were significantly less abundant after the Permian-Triassic extinction. Credit: Vassil – Alias Collections, CC BY-SA 3.0
New study provides a comprehensive reconstruction of the Permian-Triassic boundary event.
Life on Earth has a long, but also an extremely turbulent history. On more than one occasion, the majority of all species became extinct and an already highly developed biodiversity …

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The Closest Black Hole to Earth May Not Actually Be a Black Hole After All – ScienceAlert
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Driver Identified of the Largest Mass Extinction in the History of the Earth – SciTechDaily
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NASA’s Osiris-Rex set to grab a piece of asteroid Bennu: How to watch live – CNET