A year of reaching boundaries and testing the limits of flight
In short: In 2013, NASA was busy bridging the gap between Earth and the deep solar system. While venerable spacecraft reached the edges of our solar system, engineers were also tackling terrestrial challenges, from reducing supersonic sonic booms to testing biofuels and exploring how insects might influence aircraft fuel efficiency.
The year 2013 marked a period of significant transition for NASA, characterized by both deep-space exploration and advanced aeronautical research. One of the agency's major milestones involved a venerable spacecraft reaching the outer boundaries of the solar system, while simultaneously developing technologies for ambitious upcoming asteroid missions and eventual Mars exploration. These efforts were part of a broader mission to transform how we access low Earth orbit. Such advancements laid the groundwork for future interplanetary journeys.
At NASA's Langley Research Center in Hampton, Virginia, the focus was heavily on the mechanics of flight and efficiency. Engineers worked to mitigate the impact of sonic booms and jet engine noise, aiming for a future where supersonic flight might not be restricted by noise pollution. In a more unexpected pursuit, researchers investigated how flightless fruit flies could assist in developing fuel-efficient aircraft by testing nonstick coatings. These coatings aim to prevent the rough airflow caused by insect remains, which can increase fuel usage by as much as 30 percent. These insect-inspired studies focused on how debris affects aerodynamics. Such research is vital for improving overall aircraft fuel economy.
The agency also pushed the boundaries of sustainable aviation through biofuel experiments. By using fuel made from camelina plant oil, NASA conducted flights at altitudes as high as 39,000 feet to study engine performance and emissions. These tests revealed that the biofuel mixture burned cleaner than standard fuel without sacrificing engine performance. Meanwhile, the Dream Chaser—a reusable spacecraft designed to ferry crews to and from low-Earth orbit—underwent rigorous testing, including high-speed wind tunnel runs and landing simulations by astronauts. These experiments were conducted alongside various other aeronautical developments. This ensures that new technologies remain both efficient and environmentally friendly.
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Sources
- Summary by Intellect · source: 2013 What Happened This Year @NASA
- Also: NASA Langley's Top 11 Stories for 2013 - NASA
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