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Sun-Synchronous Orbits are Obsolete Bethesda MD (SPX) Mar 26, 2019 A sun-synchronous orbit (SSO) is one of the most frequently used orbits for Earth-science and national security missions. SSOs are near-polar orbits whose ascending nodes precess at a rate that is matched to the Earth's mean orbital rate around the sun, i. e., about one degree per day. This motion allows the maintenance of the orbit's geometry with respect to the sun such that solar lighting along the SSO satellite's ground track remains approximately the same over the mission's duration. Th ... read more |
Vector's GalacticSky GSky-1 satellite ready for launch later this year San Jose CA (SPX) Mar 26, 2019 Vector, the space access company, has announced its GalacticSky division, which has been in stealth mode since 2016. Led by veterans from VMWare and Citrix, as well as satellite innovators, Galactic ... more Mountain View CA (SPX) Mar 26, 2019 The Mars Institute and the SETI Institute are announcing a new partnership between Google and the NASA Haughton-Mars Project (HMP) to advance Mars exploration at one of the most otherworldly places ... more Greenbelt MD (SPX) Mar 26, 2019 A new study reveals asteroid impacts on ancient Mars could have produced key ingredients for life if the Martian atmosphere was rich in hydrogen. An early hydrogen-rich atmosphere on Mars could also ... more Lund, Sweden (SPX) Mar 24, 2019 It is known that gas giants around other stars are often located very near their sun. According to accepted theory, these gas planets were formed far away and subsequently migrated to an orbit close ... more |
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Previous Issues | Mar 22 | Mar 21 | Mar 20 | Mar 19 | Mar 18 |
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ExoMars landing platform arrives in Europe with a name Paris (ESA) Mar 22, 2019 The platform destined to land on the Red Planet as part of the next ExoMars mission has arrived in Europe for final assembly and testing - and been given a name. An announcement was made by th ... more Madison WI (SPX) Mar 22, 2019 "It's something everyone's asked themselves at one point," says Lena Vincent. "How did life arise, and is it anywhere else?" Vincent asks herself these questions every day. It's her job as a graduat ... more Washington (AFP) March 20, 2019 Once a traditional satellite is launched into space, its physical hardware and computer software stay mostly immutable for the rest of its existence as it orbits the Earth, even as the technology it serves on the ground continues to change. ... more Washington DC (SPX) Mar 21, 2019 A NASA spacecraft that will return a sample of a near-Earth asteroid named Bennu to Earth in 2023 made the first-ever close-up observations of particle plumes erupting from an asteroid's surface. Be ... more Washington (UPI) Mar 21, 2019 Bees and fish can now converse with each other thanks to new robotics technology designed by researchers in Europe. ... more |
Ankle exoskeleton fits under clothes for potential broad adoption Washington DC (SPX) Mar 25, 2019 The inability of artificial intelligence (AI) to represent and model human partners is the single biggest challenge preventing effective human-machine teaming today. Current AI agents are able ... more |
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Dynamic hydrogel used to make 'soft robot' components and LEGO-like building blocks Providence RI (SPX) Mar 25, 2019 Using a new type of dual polymer material capable of responding dynamically to its environment, Brown University researchers have developed a set of modular hydrogel components that could be useful ... more Lemont IL (SPX) Mar 21, 2019 We all mark days with clocks and calendars, but perhaps no timepiece is more immediate than a mirror. The changes we notice over the years vividly illustrate science's "arrow of time" - the likely p ... more Atlanta GA (SPX) Mar 21, 2019 An interface system that uses augmented reality technology could help individuals with profound motor impairments operate a humanoid robot to feed themselves and perform routine personal care tasks ... more New York NY (SPX) Mar 21, 2019 The concept of "gray goo," a robot comprised of billions of nanoparticles, has fascinated science fiction fans for decades. But most researchers have dismissed it as just a wild theory. Curren ... more Washington DC (SPX) Mar 11, 2019 Researchers have harnessed the latest nanofabrication techniques to create bug-shaped robots that are wirelessly powered, able to walk, able to survive harsh environments and tiny enough to be injec ... more |
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ExoMars landing platform arrives in Europe with a name Paris (ESA) Mar 22, 2019 The platform destined to land on the Red Planet as part of the next ExoMars mission has arrived in Europe for final assembly and testing - and been given a name. An announcement was made by the Russian State Space Corporation Roscosmos of its new name: 'Kazachok'. The ExoMars programme is a joint endeavour between ESA and Roscosmos and comprises two missions. The Trace Gas Orbiter is ... more |
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Returning Astronauts to the Moon: Lockheed Martin Finalizes Full-Scale Cislunar Habitat Prototype Cape Canaveral FL (SPX) Mar 15, 2019 For long-duration, deep space missions, astronauts will need a highly efficient and reconfigurable space, and Lockheed Martin (NYSE: LMT) is researching and designing ways to support those missions. Under a public-private partnership as a part of NASA's Next Space Technologies for Exploration Partnerships (NextSTEP) Phase II study contract, Lockheed Martin has completed the initial ground ... more |
Jupiter's unknown journey revealed Lund, Sweden (SPX) Mar 24, 2019 It is known that gas giants around other stars are often located very near their sun. According to accepted theory, these gas planets were formed far away and subsequently migrated to an orbit closer to the star. Now researchers from Lund University and other institutions have used advanced computer simulations to learn more about Jupiter's journey through our own solar system approximatel ... more |
Astrobiology seminar aims to inspire a look into the bounds of life Madison WI (SPX) Mar 22, 2019 "It's something everyone's asked themselves at one point," says Lena Vincent. "How did life arise, and is it anywhere else?" Vincent asks herself these questions every day. It's her job as a graduate student researcher in astrobiology, an interdisciplinary science trying to chip away at some of life's biggest mysteries. By bringing together biologists, chemists, engineers, astronomers and others ... more |
More efficient satellite launch platform on the horizon Sydney, Australia (SPX) Mar 26, 2019 As part of a global industry research project, combustion experts from the University of Sydney's School of Aerospace, Mechanical and Mechatronic Engineering are one step closer to developing a more efficient and cost-effective access to space platform for satellite launches. As part of the University's Clean Combustion Group, Associate Professor Matthew Cleary, Associate Professor Ben Tho ... more |
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Super-powerful Long March 9 said to begin missions around 2030 Xichang (XNA) Mar 12, 2019 Chinese scientists are designing what is expected to be the world's most powerful rocket, according to a senior researcher. Li Hong, deputy general manager at China Aerospace Science and Technology Corp, said the Long March 9 super heavy-lift carrier rocket will be capable of lifting 140 metric tons of payload into a low-Earth orbit, or a 50-ton spacecraft to a lunar transfer orbit. The gi ... more |
NASA instruments image fireball over Bering Sea Pasadena CA (JPL) Mar 24, 2019 On Dec. 18, 2018, a large "fireball" - the term used for exceptionally bright meteors that are visible over a wide area - exploded about 16 miles (26 kilometers) above the Bering Sea. The explosion unleashed an estimated 173 kilotons of energy, or more than 10 times the energy of the atomic bomb blast over Hiroshima during World War II. Two NASA instruments aboard the Terra satellite captu ... more |
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U.S. Air Force tests microwave, laser weapon systems Washington (UPI) Jan 23, 2019 The U.S. Air Force announced it is planning future experiments involving laser and microwave energy weapons after recent successes in testing sessions. Future experiments in the Directed Energy Experimentation Campaign are planned at the White Sands Missile Range in New Mexico, the Air Force said Tuesday in a statement. The tests by the 704th Test Group, essentially the use of mi ... more |
Russia to respond to planned US tests of SM-3 Block II Interceptor Missile Washington DC (Sputnik) Mar 24, 2019 Moscow will take all necessary response measures if the United States implements its plans to test the SM-3 Block IIA interceptor missile against intercontinental ballistic missiles (ICBM), the Russian Foreign Ministry said Friday. "These plans cannot but cause concern as the threat becomes a reality," the ministry said in a statement. The ministry went on to note that Russia will ha ... more |
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Scientist sheds light on Titan's mysterious nitrogen atmosphere San Antonio TX (SPX) Jan 24, 2019 A new Southwest Research Institute study tackles one of the greatest mysteries about Titan, one of Saturn's moons: the origin of its thick, nitrogen-rich atmosphere. The study posits that one key to Titan's mysterious atmosphere is the "cooking" of organic material in the moon's interior. "Titan is a very interesting moon because it has this very thick atmosphere, which makes it unique amo ... more |
Researchers report new light-activated micro pump Houston TX (SPX) Mar 15, 2019 Even the smallest mechanical pumps have limitations, from the complex microfabrication techniques required to make them to the fact that there are limits on how small they can be. Researchers have announced a potential solution - a laser-driven photoacoustic microfluidic pump, capable of moving fluids in any direction without moving parts or electrical contacts. The work is described in th ... more |
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Taking gravity from strength to strength Paris (ESA) Mar 21, 2019 Ten years ago, ESA launched one of its most innovative satellites. GOCE spent four years measuring a fundamental force of nature: gravity. This extraordinary mission not only yielded new insights into our gravity field, but led to some amazing discoveries about our planet, from deep below the surface to high up in the atmosphere and beyond. And, this remarkable mission continues to realise new s ... more |
New report on industrial physics and its role in the US economy Washington DC (SPX) Mar 11, 2019 Industrial physics plays a significant role in driving the U.S. economy, according to a new report by the American Physical Society, which will be described this week at the 2019 APS March Meeting in Boston. The report, "The Impact of Industrial Physics on the U.S. Economy," found that industrial physics contributed an estimated $2.3 trillion in 2016, which was 12.6 percent of the gross do ... more |
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Mathematics of sea slug movement points to future robots Washington DC (SPX) Mar 11, 2019 What do pizza slices, sea slugs and one possible design for future soft-bodied robots have in common? They all have frilly surfaces, and new insights about the surprising geometry of frilly surfaces may help a future generation of energy-efficient and extremely flexible soft-body robots move. The complex folds of a frilly surface like coral reefs or kale leaves is a surface mathematicians ... more |
DARPA taps BAE for autonomous air mission planning software Washington (UPI) Mar 21, 2019 The Defense Advanced Research Projects Agency has awarded BAE Systems a new contract for its work on an autonomous air mission planning system for the U.S. military. The $3.1 million contract, announced Wednesday by BAE, is for development work on the Resilient Synchronized Planning and Assessment for the Contested Environment, or RSPACE, system. RSPACE is meant to develop softwa ... more |
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