In the spotlight of NASA: the Pacman Nebula is the astronomical photo of the day

In the spotlight of NASA: the Pacman Nebula is the astronomical photo of the day


The Pacman Nebula is photographed today by NASA. Inside it houses the star cluster IC 1590, home to young and massive stars.

The photo highlighted by NASA this Monday (28) carries the nebula NGC 281. It is also known as Pacman nebulaand inside it carries a cluster of young and massive stars, responsible for its luminosity.

The stars are part of the open-type star cluster IC 1590. These clusters are known to host tens or hundreds of stars and are often found in spiral and irregular galaxies.




They are part of this nebula, found about 10,000 light-years away from us. This object is made up of hydrogen and oxygen atoms, represented by shades of red, green, and blue.

In the middle of the nebula there are shapes that reveal the presence of the so-called globules of bok. They have a dense structure, but it has been eroded by winds and radiation from the cluster’s stars. If not destroyed, they can form more stars in the future.

The Pacman Nebula

Considered an emission nebula, NGC 281 is about 6,500 light-years from Earth. Its appearance changes greatly depending on the observed wavelengths: in images captured in visible light, the apparent “opening” of the nebula, which helped inspire its nickname, appears dark, because the gas and dust present there absorb the light. In infrared photos, the area appears bright.

This nebula can be divided into two regions: one is characterized by the highly heated gas that fills it, which reaches 10 million degrees Celsius, while the other is a younger area.

The observations revealed the possible formation of a star cluster, which appears to have occurred as a result of a previous generation of stars. Also, it is possible that some external process triggered the intense star formation There.

Source: APOD

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