Sentences with phrase «reaching supersonic»
After release from the balloon, rockets will lift the disk to 180,000 feet while reaching supersonic speeds.
https://www.sciencedaily.com/
Apparently, whenever a hard object falls into a pool of water, a jet of air is produced that briefly reaches supersonic speeds.
The most aggressive XC spike plate, for cross-country runners who want to reach supersonic speeds.
The most aggressive XC spike ready to shred, for cross-country runners who want to reach supersonic speeds.
The titanium petals open and close to manage the airflow, generating the trust to reach supersonic speeds.
Not exact matches
To reach hypersonic speeds, current systems will need to be replaced by what engineers call «air - breathing» systems, which could be achieved by scramjets (also called «supersonic - combustion ramjets»).
In a scenario where a missile would have to travel a distance of 1,000 kilometers to reach its target, a subsonic system (at 800 km / h) would need 75 min, whereas a supersonic system (Mach 2.8) would need 17 min and 38 seconds and a hypersonic one (flying at mach 6) just 9 min and 30 seconds.
By the time she retired, in 2007, she had authored more than 50 papers on supersonic boom and aircraft design, and reached the senior executive level at NASA — the first African American to do so.
Even in a shrinking modern world of supersonic jets and global FedEx, it has taken Tulaczyk 26 days to reach this spot from California.
Faster — and quieter — airplanes NASA's hypersonics research is pushing aviation speed limits with ultrafast scramjets (supersonic combustion ramjet engines): In 2004, the agency's unmanned hypersonic X-43A craft briefly reached Mach 9.6 (about 7,000 miles per hour)-- a record for an air - breathing engine.
Using the Kepler space telescope, the team spent three years observing 50 trillion stars for the chance to watch as supersonic shock waves reached their surfaces after explosions deep in the core.
Using the Kepler Space Telescope, the team spent three years observing 50 trillion stars for the chance to watch as supersonic shockwaves reached their surfaces after explosions deep in the core.