Milky Way Circulated by Super Hot Plasma

What do you see when you look upwards on a clear sky night? A few thousands stars maybe, some of the planets in the solar system, and the Moon... Looks kind of empty, doesn't it? The fact is that our galaxy is mostly cold empty space, as much as the universe. Nonetheless, astro... [ read more >> ]

Image taken by the VLT showing the dense area of the Orion Nebula, the Trapezium, home to a number of supermassive stars

Orion Nebula and its bubble of hot plasma; to the left, a X-ray image from the XMM Newton, to the right, a composite image in the X-ray and mid-infrared spectrum

Image comment: Orion Nebula and its bubble of hot plasma; to the left, a X-ray image from the XMM Newton, to the right, a composite image in the X-ray and mid-infrared spectrum
Image credits: Manuel Güdel

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Orion Nebula and its bubble of hot plasma; to the left, a X-ray image from the XMM Newton, to the right, a composite image in the X-ray and mid-infrared spectrum