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A blueprint for clearing the skies of space debris

A new space-based system combines a super-wide field-of-view telescope with a high-efficiency laser to track and deorbit centimeter-sized space debris. The system, proposed by RIKEN scientists, could remove most of the debris within five years of operation.

SourceRIKEN·JournalActa Astronautica·DateApr 17, 2015

Hepatitis C virus proteins in space

Two researchers from the Technical University of Munich have won an International Space Station Research Competition to study the structure of Hepatitis C virus proteins in microgravity. The project aims to identify new targets for medications and could lead to breakthroughs in treating the disease, which is prevalent in Egypt.

Where to grab space debris

MIT researchers developed an algorithm to gauge space debris rotation using visual information, achieving high accuracy in most measures. The algorithm's probabilistic approach and Gaussian distribution modeling enable efficient collection of space trash, including thousands of broken satellites.

SourceMassachusetts Institute of Technology·JournalJournal of Field Robotics·DateSep 10, 2014

How much gravity is enough?

A new study suggests that the reason for astronauts falling on the lunar surface might be due to insufficient gravity, which affects perception of 'up'. The study found that a 15% gravity level is needed to influence orientation judgment, close to what's found on the moon.

SourceYork University·JournalPLOS ONE·DateSep 3, 2014

Researchers discover cool-burning flames in space, could lead to better engines on earth

A team of international researchers discovered a new type of cool burning flame in space that could lead to cleaner and more efficient engines for cars. The discovery was made on the International Space Station using microgravity, which allowed the flames to burn at cooler temperatures without producing pollutants.

SourceUniversity of California - San Diego·JournalMicrogravity Science and Technology·DateJul 28, 2014

May the force (shoes) be with you

Researchers will use the ForceShoe to measure exercise loads and ground reaction forces, aiming to understand how joint forces differ between Earth-based exercises and those in microgravity. The goal is to recommend optimal exercise regimens for safe bone and muscle strength maintenance during spaceflight.

Cheering microbes into space

A team led by UC Davis Professor Jonathan Eisen and graduate student Wendy Brown will send microbes to the International Space Station to study their growth. The project aims to involve the public in science, especially those not normally engaged, through a competition where samples from different environments are compared.

Drug potency -- what happens in space?

Pharmaceuticals flown on space missions may have shorter shelf-life due to radiation and vibration, according to a NASA study. The researchers found that exposure to chronic low-dose ionizing radiation and repackaging of solid medications can compromise stability.

SourceSpringer·JournalThe AAPS Journal·DateApr 14, 2011

NRL's MISSE7 launched aboard STS-129

The experiment aims to understand the durability of advanced materials and electronics when exposed to vacuum, solar radiation, atomic oxygen, and extreme temperatures. The results will provide insights into increasing the performance and useful life of next-generation satellites and launch systems.