A rebellious star would have changed the solar system



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New evidence supports a theory that suggests that a "rebellious star" has pbaded close enough to our solar system millions of years ago to change its configuration.

The research was conducted by researchers Susanne Pfalzner, Asmita Bhandare, Kirsten Vincke and Pedro Lacerda NASA

In recent years, space scientists have begun to suspect that something of Extraordinary happened to our solar system in its infancy. Many have begun to wonder why there is not as much material in the outer solar system as logic suggests. Also, why is Neptune much more mbadive than Uranus, which is closer to the Sun? And why do so many smaller objects in the outer solar system have so strangely shaped orbits?

In addressing these questions, many scientists began to wonder whether a star could have wandered nearby during the early days of the solar system, getting close enough to to extract some of the objects in the outer portions ] of the solar system from their previous positions.

The idea of ​​a rebel star was debated for a while. However, the theory was not adopted because of the timing: if a star had erred so close, it would have been about 10 million years after the birth of our galaxy. But objects in the outer solar system would form again, so it is unlikely that they were impacted by a rebellious star.

In his article originally published in the journal The Astrophysical Journal and available on the arXiv platform, researchers from the Max Planck Institute and the University Queen's suggest that recent research by other teams studying the formation of other solar systems has shown that the external parts of these systems might be more developed The group, led by Dr. Astrophysicist Susanne Pfalzner, suggests that, if this was the case in our solar system, then it is possible that the external parties have matured to the point where they could have been impacted by the gravitational attraction of a pbading star. To test their theory, they created a simulation of such a scenario and discovered that it corresponded very closely to what we can see today: a solar system with strange features on its edges exteriors.

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