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1,000+ results for "Space Exploration"

Device mimics life's first steps in outer space

The VENUS device simulates complex organic molecules in interstellar space conditions by replicating the strong vacuum and frigid temperatures found in space. This allows researchers to better understand how these molecules form and potentially identify prebiotic species involved in early life processes.

SourceAmerican Institute of Physics·JournalReview of Scientific Instruments·DateDec 15, 2020

Mining rocks in orbit could aid deep space exploration

A recent study suggests that bacteria can extract useful materials from rocks on Mars and the Moon, paving the way for new technologies to support human exploration and settlement. The findings also highlight the potential of microorganisms to enhance the removal of rare earth elements from lunar and Martian landscapes.

SourceUniversity of Edinburgh·JournalNature Communications·DateNov 10, 2020

Microbial space travel on a molecular scale

Researchers found that D. radiodurans produced outer membrane vesicles and initiated multifaceted protein responses to alleviate cell stress after 1 year of exposure to low Earth orbit. The bacteria also used polyamine putrescine as a reactive oxygen species scavenger during regeneration.

SourceUniversity of Vienna·JournalMicrobiome·DateNov 4, 2020

Projecting favorable perceptions of space

Project Man in Space, initiated by social psychologist Donald Michael in 1955, aimed to capture public opinion on space exploration. The program's research revealed strong interest in Sputnik and influenced public support for new initiatives, but also perpetuated utopian narratives that obscured military applications.

SourceUniversity of Chicago Press Journals·JournalJournal of Anthropological Research·DateOct 19, 2020

Perovskite and organic solar cells rocketed into space

Researchers sent perovskite and organic solar cells on a rocket into space, withstanding extreme conditions to produce power from direct sunlight and reflective light. The technology offers a promising solution for future space missions, as it is incredibly light and flexible, producing up to 14 milliwatts per square centimeter.

SourceCell Press·JournalJoule·DateAug 12, 2020

Hubble makes surprising find in the early universe

A team of European researchers used Hubble Space Telescope to study the early Universe, finding no evidence of Population III stars. The discovery suggests that galaxies must have formed much earlier than previously thought, supporting the idea that low-mass galaxies are responsible for reionisation.

SourceESA/Hubble Information Centre·JournalMonthly Notices of the Royal Astronomical Society·DateJun 3, 2020

Solar Ring mission: A new concept of space exploration for understanding Sun and the inner heliosphere

The Solar Ring mission aims to study the Sun and its influence on the inner heliosphere using a novel six-spacecraft configuration. The mission will provide unprecedented capabilities, including determining the photospheric vector magnetic field with unambiguity and resolving solar wind structures at multiple scales.

SourceScience China Press·JournalScience China Technological Sciences·DateJun 1, 2020

Solving the space junk problem

A new study suggests that implementing orbital-use fees for satellites in orbit could reduce collision risk and increase the industry's long-run value. The fees, which would be calculated based on projected costs of additional collision risk and space debris production, could quadruple the value of the satellite industry by 2040.

SourceUniversity of Colorado at Boulder·JournalProceedings of the National Academy of Sciences·DateMay 25, 2020

Graphene sets sail in microgravity

Researchers demonstrate laser-propulsion of graphene sails in microgravity, accelerating prototypes up to 1 m/s². The scalable design minimizes sail mass, paving the way for human lifespans to reach other star systems.

SourceSCALE Nanotech·JournalActa Astronautica·DateMay 6, 2020

Space lettuce

Researchers at Kennedy Space Center successfully grew red romaine lettuce in space onboard the International Space Station, demonstrating its safety and nutritional value. The study found that space-grown lettuce was similar to Earth-grown controls in terms of composition but showed increased levels of certain nutrients and antioxidants.

SourceFrontiers·JournalFrontiers in Plant Science·DateMar 6, 2020

When space travel is a blur

Researchers at Université de Montrêl are working on a new way to measure the mechanics of the human eye to protect astronauts from adverse impacts of space travel on their vision. The team has developed a non-invasive technology that can identify astronauts at risk of developing ocular damage before they go into space.