Space Flight
Articles tagged with Space Flight
Space junk falls to Earth faster when sunspots peak, and this can help prevent collisions with satellites
Scientists have found that space debris loses altitude more quickly when the Sun is more active. This observation can help plan sustainable space operations and reduce the risk of collisions with satellites. The study used data from historic space junk objects launched in the 1960s to make this prediction.
Under crushing hypergravity, flies adapt — and recover
Researchers subjected fruit flies to extreme gravitational forces and found they adapted and recovered, showing resilience in movement and energy use. The study suggests the brain makes energy trade-offs based on gravity levels, with moderate increases pushing for more movement and higher energy demands.
NRL's advanced payloads soar into orbit aboard STPSat-7 mission
The NRL launched three advanced experimental payloads aboard the STPSat-7 mission, including LARADO to detect orbital debris, GOSAS for improved navigation reliability, and GARI-1C to pave the way for future defense applications. This mission marks a significant step forward in advancing US space-based capabilities.
Providing the Artemis mission with solar radiation forecasts
The University of Michigan's new solar particle forecasting technology has been integrated into NASA's Artemis II mission to provide situational awareness of impending harmful radiation released during solar flares and eruptions. The machine-learning model uses satellite images of the sun and corona to forecast solar particle storms up...
Spacecraft data reveals surprising detail about Saturn's magnetic "shield"
Researchers have confirmed that giant planets like Saturn operate under a unique magnetospheric regime, with a shifted cusp location due to its rapid rotation. This discovery alters models of magnetic reconnection and high-energy particle acceleration, revealing new insights into Saturn's auroral activity.
Safer space travel — Cosmic ray simulator at GSI/FAIR
GSI/FAIR's new Galactic Cosmic Ray simulator enables researchers to better understand radiation doses and control effects in human tissue and technical components. The simulator replicates the GCR exposure in a lightly shielded habitat, providing a crucial tool for space radiation research.
Scientists successfully harvest chickpeas from “moon dirt”
Researchers have successfully grown and harvested chickpeas using simulated moon dirt, demonstrating a key step towards establishing a sustainable food source on the lunar surface. The study found that mixtures of up to 75% moon dirt were suitable for producing harvestable chickpeas, with the addition of fungi enhancing plant health.
University of Houston scientist helps rethink microbial future of space travel
A global team of scientists, led by University of Houston microbiologist Madhan Tirumalai, has identified the critical role of biofilms in human space exploration. Biofilms could influence astronaut health, drug delivery and space agriculture, while also posing risks to astronaut health.
Environment: Atmospheric pollution directly linked to rocket re-entry
A study detected a sudden increase in lithium atoms in the lower thermosphere, attributing it to the uncontrolled re-entry of a Falcon 9 rocket stage. The researchers used lidar technology to measure the concentration of lithium atoms and found that natural atmospheric processes were highly unlikely to be the source.
WVU research helps astronauts stay healthy on long space missions
West Virginia University scientists create digital twin models using AI technology to monitor astronaut movements and muscle activity, predicting potential health risks. The system can detect subtle early signs of trouble, providing personalized exercise routines and helping astronauts cope with balance issues upon return to Earth.
The hidden microbial communities that shape health in space
A new Perspective article explores the role of biofilms in health during long-duration spaceflight and how this research can reshape our understanding of microbial communities on Earth. The study highlights the importance of biofilms in enabling human and plant health, particularly in space-based environments.
New parameterization method for cislunar space cataloging enhances orbital awareness in Earth-Moon system
A novel parameterization method for orbits near collinear libration points has been developed, allowing for systematic cataloging and robust identification of cislunar objects. The method enables the characterization of motion along two directions, providing critical insight into spacecraft maneuvers and transfer events.
Aboard the International Space Station, viruses and bacteria show atypical interplay
In a new study, terrestrial bacteria-infecting viruses were able to infect their E. coli hosts in near-weightless conditions aboard the ISS, but with distinct mutations. The dynamics of virus-bacteria interactions differed from those observed on Earth, highlighting potential insights into microbial adaptation and human health.
SwRI’s Dr. Alan Stern named AAS Fellow
Dr. Alan Stern, a renowned planetary scientist, has been recognized by the American Astronomical Society (AAS) for his pioneering contributions to space science and technology. His leadership on the New Horizons mission to Pluto and the Kuiper Belt is notable.
AI enabled launch vehicles: Next potential disruptive technology after reusability
Researchers at Tsinghua University Press propose integrating AI technology into launch vehicles to address challenges of high-frequency launches and reliable flights. The system aims to achieve hour-level test, inspection, and decision-making times for large launch vehicles.
NASA’s VIPER mission gets vital help from Sandia
The NASA VIPER rover has completed critical testing at Sandia National Laboratories' Large Centrifuge facility, which subjected the vehicle to extreme inertial forces and vibration conditions. The successful tests pave the way for the rover's mission to create a water concentration map of the moon's South Pole.
AI advances robot navigation on the International Space Station
Researchers at Stanford University have successfully used machine-learning-based control to operate a robot on the International Space Station, allowing for faster and more efficient navigation while maintaining safety. The system, which includes a warm start feature, enables robots like Astrobee to move through complex environments wi...
Space shuttle lessons: Backtracks can create breakthroughs
A study by Francisco Polidoro Jr. found that NASA's space shuttle design process used a meandering knowledge-building approach, combining oscillation and accumulation to create breakthroughs. This process can be applied to other fields, such as pharmaceuticals, where temporary setbacks can lead to new discoveries.
Prediction of optic disc edema progression during spaceflight
Optic disc edema progression in spaceflight predicted using optical coherence tomography imaging, suggesting crew members without ODE on day 30 unlikely to develop concern on day 150. This technology offers opportunity for predicting ODE magnitude during longer missions.
Noise-driven enhancement: deep reinforcement learning for autonomous UAV navigation
A novel method enhances deep reinforcement learning for autonomous UAV navigation by regulating exploration noise on a global level and considering specific situations during navigation tasks. The approach achieves superior decision-making in complex environments and balances danger, smoothness, and efficiency.
University of Houston researcher and international team expose weakness in bridges worldwide
A study of 744 bridges worldwide reveals that North American and African bridges are most at risk, with spaceborne monitoring able to detect problems before they become disasters. The proposed solution integrates satellite data into risk frameworks to significantly lower the number of high-risk bridges.
Composing crews for Mars missions
A new study published in PLOS One found that team diversity in personality traits can contribute to greater resilience under extended isolation and operational load. The researchers used agent-based modeling to simulate the impact of team composition on stress, health, performance, and cohesion over a 500-day Mars mission.
NRL's CCOR-2 set to boost space weather forecasting capabilities
CCOR-2 is designed to provide high-fidelity coronal imaging and detect Coronal Mass Ejections (CMEs) closer to the solar disk. This will enable accurate measurements of coronal density and velocity, ultimately improving space weather forecasting capabilities.
A survey of covert UAV Communications
A survey of covert UAV communications explores emerging methods and technologies for secure transmission in UAV-assisted networks. Uncertainties can enhance covertness, and techniques like multiple antennas and artificial intelligence improve communication performance.
Autonomous shipboard landing control system for Unmanned Aerial Vehicle based on ship motion predictor
A new autonomous shipboard landing control system for UAVs has been developed using a ship motion predictor, achieving reliable UAV landing on a maneuvering ship. The system balances precise landing position and safe landing attitude while ensuring steady-state performance and transient behavior.
Efficient detection of GPS Spoofing attack! BUPT team proposes a new real-time trajectory anomaly detection scheme
Researchers propose a lightweight solution to detect GPS spoofing attacks on drones using trajectory anomaly detection. The MSSTP-OAD system achieves high accuracy and reduces false positives, enabling efficient navigation and improved safety.
Can Hayabusa2 touchdown? New study reveals space mission’s target asteroid is tinier and faster than thought
Astronomers have discovered that the 1998 KY26 asteroid, targeted by Japan's Hayabusa2 mission, is only 11 meters wide and spins twice as fast as previously thought. This smaller size will make a touchdown manoeuvre more challenging for the spacecraft.
A deep study of TEF/NTBT rotor based on CFD/CSD method
Researchers analyzed aeroelastic coupling characteristics of TEF/NTBT rotor in forward flight and proposed a functional control strategy to suppress hub vibration intensity. The study revealed the influence mechanisms on aeroelastic characteristics and demonstrated a 45.72% reduction in vibratory hub loads using optimal TEF control.
SwRI, UT San Antonio will test technology designed to support extended space missions to Moon, Mars
Researchers will evaluate a patent-pending electrolyzer in simulated partial gravity environments aboard parabolic flights. The technology is designed to produce fuel, oxygen, and other life support compounds on the Moon or Mars for long-term human habitation.
Insights into panel aeroelasticity in shock-dominated flow: Pave way for safer, faster supersonic flights
A comprehensive review of recent advances in panel aeroelasticity in shock-dominated flow highlights the complex interplay between fluid-structure interactions and shock-boundary layer interactions. Understanding these dynamics is crucial for preventing catastrophic structural failures and improving supersonic vehicle design.
Ohio State scientists advance focus on nuclear propulsion
Researchers at Ohio State University are developing a new nuclear thermal propulsion system, called the centrifugal nuclear thermal rocket (CNTR), which could potentially double an engine's efficiency. The CNTR concept aims to improve rocket performance while minimizing risk and enabling faster travel times to distant destinations.
SwRI-proposed mission could encounter and explore a future interstellar comet like 3I/ATLAS up close
A Southwest Research Institute (SwRI) study proposes a mission to fly by an interstellar comet, providing insights into its properties. The mission aims to determine the comet's physical and compositional properties, as well as its nature of coma.
NASA’s Artemis II lunar science operations to inform future missions
The Artemis II crew will conduct scientific investigations that will inform future deep space missions, including lunar science activities. They will analyze geologic features, collect rock samples, and gather data on the effects of the space environment on their health and performance.
High-accuracy numerical prediction method for radiative heat transfer of reusable methalox rocket exhaust plumes
A novel numerical prediction method for radiative heat transfer of reusable methalox rocket exhaust plumes has been developed, offering unprecedented engineering value. The method achieves remarkable accuracy with maximum relative errors below 6.0% at less than 20% computational cost.
Targeting high agility aviation electro-mechanical actuation: ADRC emerges as key to high-dynamic servo drives
Researchers explore ADRC-based servo control for aviation EMA servo drives, highlighting its potential to suppress disturbances comprehensively. The study also identifies challenges and development trends in aviation electro-mechanical servo control.
Space mice babies
A team of researchers at Kyoto University successfully cryopreserved mouse stem cells and sent them to the International Space Station, where they returned healthy offspring after thawing. The study suggests that cryopreservation can maintain fertility for at least six months, paving the way for future human spaceflight.
Space research: DLR gives the go-ahead for innovative space experiment from GSI Biophysics
The "HippoBox" project aims to investigate neuroplastic changes in the hippocampus using brain organoids in real weightlessness. The research could provide new insights into cognitive health of space travelers and potential treatments for depression and dementia.
Houston, we have a (sinus) problem: New Houston Methodist research examines astronaut nasal and sinus problems in outer space
A Houston Methodist research study reveals that 85% of astronauts on the International Space Station experienced at least one nasal or sinus issue, with 75% reporting nasal congestion. The study highlights the need for preventative measures and treatments tailored to space travel.
University of Maryland geophysicist helps identify moonquake dangers that could threaten future missions
Researchers found that ground acceleration from moonquakes can shift lunar landscapes and threaten stability of future missions. The study assesses damage risk using new models of quakes and finds a one in 20 million chance of a potentially damaging moonquake occurring near an active fault.
UCF researchers developing new methods to passively mitigate lunar dust for space exploration
A team of UCF researchers is pioneering a new nanocoating to passively mitigate the effects of lunar dust, protect equipment and extend future lunar missions. The goal is to understand how lunar dust interacts with surfaces and design surface properties that repel the dust.
Lunar soil could support life on the Moon
Scientists have developed a technology that can extract water from lunar soil and convert carbon dioxide into oxygen, fuel, and chemicals for human exploration. This innovation has the potential to mitigate the need for transporting essential resources like water and fuel from Earth.
A new perspective on designing urban low-altitude logistics networks subhead: Balancing cost, safety, and noise through co-evolutionary multi-objective optimization
Researchers develop a new framework that optimizes urban drone logistics networks for cost, safety, and noise. The method uses a dual-population co-evolutionary algorithm to balance competing objectives and reduce noise exposure in sensitive areas.
A rapidly structured aircraft concept design method based on generative artificial intelligence
A new method for rapid generation of aircraft concept solutions based on generative artificial intelligence has been proposed, demonstrating the application potential of large language models in aircraft conceptual design. The method improved efficiency and innovation in the conceptual stage.
Fluid-structure interaction analysis and wave-coupled dynamics of airbag-cushioned reentry capsules: Unlocking safer maritime spacecraft recovery?
Researchers developed a high-fidelity FSI model to predict impact loads under wave conditions, revealing pivotal mechanisms for airbag-cushioned reentry capsule design. The study provides a scientific foundation for optimizing spacecraft recovery and establishing technical cornerstones for future crewed missions.
Extraterrestrial habitats: bioplastics for life beyond earth
A team of researchers at Harvard University has demonstrated the growth of green algae inside shelters made from bioplastics in Mars-like conditions. The experiments show a closed-loop system that can sustain itself and grow over time, offering a potential solution for sustainable habitats in space.
SwRI, UTSA selected by NASA to test electrolyzer technology aboard parabolic flight
The project aims to improve propellant and life-support compound production in lunar and Martian environments. The researchers will evaluate the performance of a patent-pending electrolyzer developed with NASA support, testing its ability to produce fuel and oxygen.
UC Davis and Proteus Space to launch first-ever dynamic digital twin into space
The UC Davis-designed payload is a dynamic digital twin that models the current condition and predicts the future condition of the spacecraft's power system. The satellite will monitor its own health in space using sensors to assess voltage and measurements of the batteries it is running on.
Rice students develop an award-winning adaptive exercise harness for astronauts to use in space
A team of Rice University students designed an adaptive exercise harness with pneumatic padding, sensors, and modular attachments to address the limitations of current space-based exercise harnesses. The innovative harness aims to slow down muscle atrophy and improve astronauts' performance in space.
Novel method for satellite 3D component layout optimization based on mixed integer programming
Researchers developed a mixed integer programming model to optimize satellite 3D component layout, improving design efficiency and efficacy. The model solved the complex bilevel optimization task in a single run, finding globally optimal solutions within reasonable timeframes.
Space tourists' experience might be affected by how their parasympathetic nervous system functions, per study of novice passengers during and after zero-gravity parabolic flights
A study on novice passengers during and after zero-gravity parabolic flights reveals that their parasympathetic nervous system function plays a crucial role in shaping their space travel experience. The research highlights the need for assistance to be provided to space tourists to mitigate potential effects.
Students develop novel plan for low-cost hypersonic research
A team of UVA engineering students is testing a novel, low-cost design for hypersonic research using a miniature spacecraft technology. If successful, the project could save millions of dollars per test flight and pave the way for future academic research in hypersonic flight.
Engineer aims to make giant leap for welding materials on the moon
Dr. Wei Li is creating a virtual lunar welding platform to simulate welding in the moon's harsh environment, addressing temperature fluctuations and extreme vacuum conditions. The project aims to enable reliable large structure assembly on the moon, a crucial step for human colonization.
Technologies to mitigate space debris and improve in-orbit satellite services
PERSEI Space's technology uses electrodynamic tethers to de-orbit satellites without fuel, increasing efficiency and reducing space debris. The company is leading a demonstration mission for 2026 to test its equipment.
ISS National Lab launches Orbital Edge Accelerator Program to propel startups into the growing space economy
The ISS National Lab has launched the Orbital Edge Accelerator program, investing up to $500,000 in six startups for space-based innovation and research & development. The selected startups will receive mentorship and the opportunity to launch an ISS National Lab-sponsored investigation.
Studying cardiac cells in space to repair heart damage on Earth
Researchers from Emory University are using the International Space Station to study cardiac cells and accelerate the development of cell-based regenerative therapies. The team's findings have led to multiple peer-reviewed publications and could significantly advance methods to produce cardiac cells for heart disease treatment.
Researchers develop new design and fabrication method to make lightsails for interstellar travel
A team of researchers from Brown University and Delft University of Technology developed a new design and fabrication method for ultra-thin, ultra-reflective membranes. The membranes have the potential to reduce flight time to nearby stars from several thousand years to just a decade or two.
Mice flown on the International Space Station in microgravity experience bone loss mostly in weight-bearing bones, which might help inform human acclimation to spaceflight
A study found that mice exposed to microgravity for 37 days experienced significant bone loss, especially in weight-bearing bones. This research may inform human acclimation strategies for spaceflight.
Texas-France space hub aims to innovate space commerce and research
The Texas-France Space Hub is a three-year initiative that fosters global partnerships in aerospace, expanding commercial space presence in both countries. The program includes a six-month accelerator program based in Paris and Houston, helping emerging French companies connect with industry leaders and essential resources.
Coupled aeroelastic analysis of a panel in supersonic flow with add-on acoustic black hole
Researchers developed a novel approach to coupled aeroelastic analysis of panels with add-on acoustic black holes, significantly increasing the critical flutter boundary and outperforming traditional damping devices. The study highlights the importance of selecting effective AABH modes for optimal performance.