Sentences with phrase «altitude by balloons»

Not exact matches

Arizona - based World View Enterprises Inc. is developing a fleet of high - altitude platforms, called stratollites, carried by balloons to the edge of space.

That's the huge infrastructure challenge faced by Indonesia, and one that Google hopes to address using its high altitude «Project Loon» balloons.

Steering is made possible by moving the balloons to different altitudes - where stratospheric winds travel in different directions.

Project Loon aims to deliver high - speed internet connectivity by using giant helium balloons to function as airborne mobile phone towers, floating untethered at an altitude of 20 km.

Balloonists can steer a balloon to a limited extent, by adjusting the balloon's altitude to make use of different wind speeds and directions.

This year, he'll put his life on the line to test his design by piloting a hot air balloon by himself to about 50,000 feet, far above the altitude of commercial jetliners.

The team, led by Alan Kogut of the NASA Goddard Space Flight Center, took measurements with a radio antenna named ARCADE that dangled from a high - altitude balloon over eastern Texas in July 2006.

During the test, a large saucer - shaped disk carrying an inflatable inner tube - shaped decelerator and parachute system will be carried to an altitude of 120,000 feet by a giant balloon.

The experiment is the first major test of a piping system that could one day spew sulfate particles into the stratosphere at an altitude of 20 kilometers, supported by a stadium - size hydrogen balloon.

The solar balloon was able to detect one of the explosions, and the researchers noted that the amplitude of the infrasound signal was about five times stronger than that detected by the high - altitude balloon.

BICEP2 has plenty of competition in searching for B - mode polarization in the CMB: other projects include the Atacama B - mode Search (ABS) led by Princeton University; the POLARBEAR experiment led by the University of California, Berkeley; the high - altitude balloon — borne E and B Experiment (EBEX) run by the University of Minnesota; the Cosmology Large Angular Scale Surveyor (CLASS) led by Johns Hopkins University; and numerous others.

Repeated aircraft sampling in the power plant plume was guided by a constant - altitude Mylar balloon (filled with helium and air) that was released near the power plant at sunset.

«I believe delivery of the sulfide gas into the stratosphere is envisaged either by artillery shell, high - altitude weather balloon or aircraft,» Ian Stimpson, a senior lecturer on geophysics at Keele University, told Earther.

High - altitude airplane flights will be complemented by launches of research balloons from ground stations in Nepal, Bangladesh, China, India and Palau.

The high altitude balloon, launched by Vanderbilt, will carry a 12 pound payload or scientific instruments for research and a camera for live streaming.

It is measured by two independent methods (balloons and satellites) and they both show the warming at altitude is similar (indeed, slightly less) than at the surface.

Therefore we reasoned that, by studying the experimental temperature profiles (e.g., using weather balloons), we could quantify the magnitude of the greenhouse effect for each profile at all altitudes, by subtracting the parts of the temperature profile that could be explained in terms of the thermodynamic properties of the bulk gases (i.e., nitrogen & oxygen).

Both featured synchronous observations at different altitudes, including in the latter case an extension by means of automated instruments flown by balloon to 1500 meters — the balloon flights were made both from the Lone Pine site at the foot of the mountain and from the summit.

The Spice team - drawn from a number of universities as well as Marshall Aerospace - calculates that 10 or 20 giant balloons at a 20 km altitude could release enough particles into the atmosphere to reduce the global temperature by around 2C.