This article originally appeared in the Aug. 19, 2019 issue of SpaceNews magazine. When the Aerospace Corp. launched the Optical Communications and Sensor Demonstration in 2017, one mission objective was to test water-fueled thrusters. At the time, the idea was fairly novel. Two years later, water-based propulsion is moving rapidly into the mainstream. Capella Space’s
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Blue carbon ecosystems, such as seagrass meadows, mangrove forests and salt marshes, store away a disproportionate amount of carbon. Often overlooked in blue carbon assessments, seaweed fragments that travel into the open ocean are a mechanism to permanently store blue carbon at depth or on the seafloor. Seaweed, also known as macroalage, sequester blue carbon.
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WASHINGTON — An uncrewed Soyuz spacecraft successfully docked with the International Space Station Aug. 26, nearly 72 hours after aborting its original attempt to dock with the station. The Soyuz MS-14 spacecraft docked with the aft port on the Zvezda service module at 11:08 p.m. Eastern. Flight controllers reported no issues with the automated docking
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Via liveaboard on the Great Barrier Reef, Cairns, Australia Getty Shortly after an underwater volcano erupted in the Southwestern Pacific Ocean near the island of Tonga earlier this summer, several Australian sailors observed a large volume of pumice stones on the ocean’s surface. These stones are similar to those used for exfoliating skin – they
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“Why don’t we nuke them?” President Donald Trump asked during a White House briefing about hurricanes, according to an Axios report. Trump was advocating for a nuclear solution to the tropical storms that hit the southeastern US, according to Axios [although Trump has since denied the comment]. Sources who heard the president’s private remarks told
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A still image, taken from a video footage and released by Russian space agency Roscosmos, shows robot Skybot F-850, also known as FEDOR, inside the Russian Soyuz MS-14 spacecraft carried by Soyuz-2.1a booster after the launch from the Baikonur Cosmodrome, Kazakhstan August 22, 2019. Russian space agency Roscosmos/Handout via REUTERS MOSCOW (Reuters) – A Russian
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WASHINGTON — A Florida senator is asking the White House to revise existing policy regarding the launch of government hosted payloads on commercial satellites, a move some in the industry fear could further restrict the use of such payloads. In an Aug. 23 letter to Vice President Mike Pence, Sen. Marco Rubio (R-Fla.) asked that
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An international team of scientists trying to save the northern white rhino from extinction has just announced another significant victory. Yesterday we reported that 10 eggs had been successfully harvested from the two surviving females Najin and Fatu. Now, scientists have revealed that of those eggs, seven were successfully matured and artificially inseminated using a technique
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People 50 and older have a lot to look forward to, according to Juvenescence’s Greg Bailey—mainly that we won’t be aging as fast or poorly as our parents. “Science fiction has become science,” said the UK-based anti-aging biotech’s CEO about the company’s completing its $100 million Series B round of financing last week. “I think the
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A SpaceX Falcon 9 rocket lifts off SpaceX Astranis, the San Francisco-based satellite internet startup backed by Andreessen Horowitz, Y Combinator and other Silicon Valley venture capitalists, announced Monday that SpaceX will launch the company’s first commercial satellite in the fourth quarter of 2020. The satellite will exclusively service the company’s contract with Alaska-based Pacific
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