这些色彩缤纷的云主要由氢气组成，因内部新星发射的强烈紫外线辐射而呈现微红色调。 有些暗星云，例如煤袋星云（Coalsack Nebula），可以用肉眼看到，而且在北美洲原住民如何解读天空中扮演着关键角色，但不黑狼星云却看不到。 VLT巡天望远镜隶属于意大利 ...

See our ethics statement. With the arrival of Intel Arrow Lake, you now have your pick of 2024’s best and brightest CPUs. PCSpecialist Nebula Supreme R comes ready-made with Core Ultra 7 265K at the ...

This radiation erodes and blows away the lighter material around these dense pockets, creating these pillar-like structures. Credit: ESO/VPHAS+ team Some dark nebulae, like the Coalsack Nebula, can be ...

Dust grains inside these clouds absorb visible light and only reflect radiation of longer wavelengths, such as infrared light. Some dark nebulae, such as the Coalsack Nebula, can be seen with the ...

NASA celebrated Diwali with a stunning Hubble image of the Omega Nebula, paralleling the festival's theme of light. Astronaut Sunita Williams shared festive greetings from the ISS. Tech leaders ...

On Diwali, NASA shared warm wishes and a stunning image of star formation in the Omega Nebula, celebrating the festival's themes of light and joy. On the auspicious occasion of Diwali, NASA took ...

For Halloween, the European Southern Observatory (ESO) reveals this spooktacular image of a dark nebula that creates the illusion of a wolf-like silhouette against a colourful cosmic backdrop.

While some dark nebulas are visible to the naked eye, such as the Coalsack Nebula, that isn't true of the Dark Wolf Nebula. Fortunately, the VLT is kitted out with a special camera that allows it to ...