When we think about wavesThe first thing that comes to mind may be sea waves or vibrations that generate sound in the air. However, there is another type of wave that we cannot directly estimate, which is called… Gravitational waves.
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They are disturbances in a medium, such as a fluid, that move through it due to gravity. They should not be confused with gravitational waves, which are ripples in the very fabric of space-time predicted by the universe. Albert Einstein’s general theory of relativity.
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We often see gravitational waves visible in the Earth’s atmosphere, where differences in density and temperature cause disturbances that propagate vertically. Although these waves are generally invisible to the naked eye, their impact is undeniable.
A concrete example of gravitational waves on Earth is the phenomenon of mountain clouds. When wind hits a mountain, layers of air rise and fall, creating waves that are often visible as clouds lined up in distinct patterns.
These ripples can also be caused by strong weather phenomena such as hurricanes, tornadoes, or even thunderstorms. Disturbance of atmospheric flow and impact on the local climate.
But the action of gravitational waves is not limited to our planet, it is also present on other worlds in our solar system. On Venus, gravitational waves were observed in the dense atmosphere, and on Mars they affected atmospheric dynamics.
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Studying these waves in other celestial bodies can provide us with valuable information about their conditions, atmospheric compositions, and dynamics, which is necessary for successful space missions, because gravitational waves can affect the entry, descent, and landing of exploration probes.
Back on Earth, gravitational waves also have practical applications. Glider and paraglider pilots often use these rising waves to gain altitude without the need for an engine.
In addition, gravitational wave measurements can be used to Study the dynamics of our atmosphere and predict weather phenomena.
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Despite advances in research, gravitational waves still contain many mysteries. Fully understanding their origin and behavior, from Earth’s atmosphere to the farthest corners of the solar system, is an ongoing challenge in atmospheric physics and planetary science.
In order to address several questions, the mission The Atmospheric Wave Experiment (AWE) will soon be dedicated to studying gravitational waves in the Earth’s atmosphere. AWE will be launched to the International Space Station and will use an instrument that uses an infrared camera to take images of the atmosphere and study the distribution and evolution of these waves, especially in the mesopause, the layer of the atmosphere that begins at an altitude of about 90 kilometers. .
It is hoped that the data collected can improve our understanding of the relationship between Earth’s climate and space, taking this into account Atmospheric gravitational waves can also affect space weather, affecting communications, navigation, and other applications.
Everything indicates that, within a short time, we will be able to begin to “listen” better to the symphony that constitutes a wonderful manifestation of the influence of gravity in the universe.
Santiago Vargas – for El Tiempo
Doctorate in Astrophysics – National University Astronomical Observatory
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