}

The mysterious force of space

2001/05/23 Galarraga Aiestaran, Ana - Elhuyar Zientzia

In the 1970s, NASA sent Pioneer 10 and 11 probes to the solar system in two opposite noraranzcos. Since then, although both have travelled a long way, astronomers have seen that the distance travelled through the probes is lower than the estimated one.

NASA researchers have done numerous studies to find out the origin of this incredible event, but they have not managed to unravel the mystery. They say that a force stronger than gravity causes the probes to gag and, in the case of the Pioneer 10, which is moving away from the Sun, they believed it would be due to an unknown object. But by researching the trajectory of the Pioneer 11 that goes in the opposite direction, they saw it acting the same.

This force, as if they were attractive towards the Sun, affects two probes in the same direction and intensity. This fact has led scientists to review some physical laws that have so far been considered true. Some believe that the cause of attenuation is perhaps a change of gravity.

During these years, Pioneer probes have collected numerous useful data. For example, they have allowed to know Jupiter, Saturn and its moons. His communication with Pioneer 11 was interrupted in 1995, but the Pioneer 10, in the orbit of Neptune, gave great discontent in April, since the signals issued by him could be collected on Earth.

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