Science

WASHINGTON — A NASA spacecraft is on course to deliberately collide with a small asteroid Sept. 26 to test how that technique could be used to deflect a potentially hazardous asteroid. The Double Asteroid Redirection Test (DART) spacecraft, launched last November, is on a trajectory to collide with Dimorphos, a small asteroid orbiting the larger
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TAMPA, Fla. — U.K.-based Avanti Communications is seeking more partnerships to grow its footprint after securing its first major deal to use another regional satellite operator’s capacity. Avanti announced a five-year partnership with Turkey’s Turksat Sept. 13 that pools more than 100 gigabits-per-second (Gbps) of Ka-band capacity between them across Africa and the Middle East.
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After completing the NROL-91 mission, ULA will start vacating SLC-6 and consolidate operations at SLC-3 WASHINGTON — A United Launch Alliance Delta 4 Heavy rocket is scheduled to launch a National Reconnaissance Office mission Sept. 24 from Space Launch Complex-6 at Vandenberg Space Force Base, California. This will be Delta 4’s final launch from the
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PARIS — One part of an instrument on the James Webb Space Telescope is out of service temporarily, although project officials are confident it will not be a long-term problem. NASA announced Sept. 20 that it had stopped using one of four observing modes on the Mid-Infrared Instrument (MIRI) on JWST after a mechanism that
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Proof-of-principle study: Researchers have demonstrated that smartphones are capable of detecting blood-oxygen saturation levels down to 70%. Subjects place their finger over the camera and flash of a smartphone, which uses a deep-learning algorithm to decipher blood-oxygen levels from the resulting video. (Courtesy: Dennis Wise/University of Washington) Blood-oxygen saturation (SpO2), the percentage of haemoglobin in
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PARIS — NASA said it completed all the objectives of a Space Launch System tanking test Sept. 21 despite the reoccurrence of liquid hydrogen leaks. The day-long test at Kennedy Space Center’s Launch Complex 39B involved filling the SLS core stage and upper stage with liquid hydrogen and liquid oxygen propellants, carrying out the “kickstart
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PARIS — Arkisys, a Southern California startup developing robotic infrastructure for on-orbit commerce, announced plans Sept. 21 for a spaceflight demonstration of a key technology. In 2023, Arkisys plans to launch Applique, a universal interface adapter designed to connect any spacecraft payload, using a variety of common interface standards and protocols. Funding for the mission comes
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PARIS — SpinLaunch, a company developing a launch system that uses a centrifuge as a first stage, raised $71 million to continue work on that system and a line of satellites. SpinLaunch, based in Long Beach, California, announced Sept. 20 it raised the funding in a Series B round led by ATW Partners, with the
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Intelligent control: The fluorescence microscope at EPFL’s Laboratory of Experimental Biophysics. (Courtesy: Hillary Sanctuary/EPFL/CC BY-SA) Fluorescence microscopy of live cells provides an indispensable tool for studying the dynamics of biological systems. But many biological processes – such as bacterial cell division and mitochondrial division, for example – occur sporadically, making them challenging to capture. Continually
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Maj. Gen. Schiess: ‘We are preparing and posturing for the fight’ NATIONAL HARBOR, Md. — The U.S. Space Operations Command is assigning cybersecurity and intelligence specialists to work side-by-side with satellite operators so they’re better prepared to protect U.S. systems from electronic and physical threats, said Maj. Gen. Douglas Schiess. “We are preparing and posturing
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PARIS – Planet released additional information about the hyperspectral constellation the Earth-observation company is developing through the Carbon Mapper public-private partnership. San Francisco-based Planet remains on schedule to launch the first two hyperspectral satellites in 2023 to gather data in 400 spectral bands with a resolution of 30 meters per pixel. While data to pinpoint methane
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