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How are pictures of other galaxies taken?
The wide-field camera takes large images of the universe. When solar radiation interferes with ultraviolet light, scientists use the solar blind camera, which captures hot stars and other ultraviolet-emitting bodies. The high-resolution camera could take pictures inside galaxies.
Are photos of the Milky Way real?
It’s important to remember that we live inside the Milky Way Galaxy, so there’s no way to show a true photograph of what the Milky Way looks like. We can see pictures of the Milky Way from inside it, or see artist illustrations of what the Milky Way might look like from outside.
How does NASA take pictures of nebulae?
Astronomers use very powerful telescopes to take pictures of faraway nebulae. Space telescopes such as NASA’s Spitzer Space Telescope and Hubble Space Telescope have captured many images of faraway nebulae.
Why is it so hard to take pictures of black holes?
“The hole is a part of our Universe permanently screened from view,” explains Özel. “A place where our current physics cannot reach.” Our best current description of black holes is Einstein’s theory of gravity. However, the General Theory of Relativity is likely to be an approximation of a deeper theory.
Do we have real pictures of nebulas?
Nebulae appear incredibly beautiful in these scientific images, but these images don’t necessarily depict them accurately. Hubble makes most of its observations in the visible light spectrum, but some of its observations are conducted in the infrared and ultraviolet ranges with the help of special photographic filters.
What do Hubble images look like from the telescope?
The gorgeous images we see from Hubble don’t pop out of the telescope looking like they do when you view them on the web. Hubble images are all false color – meaning they start out as black and white, and are then colored.
What are the different types of light used to photograph nebulas?
For example, Hubble photographed the Cat’s Eye Nebula through three narrow wavelengths of red light that correspond to radiation from hydrogen atoms, oxygen atoms, and nitrogen ions (nitrogen atoms with one electron removed). In that case, they assigned red, blue and green colors to the filters and combined them to highlight the subtle differences.
Does Hubble use color film to create its images?
Hubble doesn’t use color film (or any film at all) to create its images. Hubble’s CCD cameras don’t measure the color of the incoming light directly. But the telescope does have various filters that can be applied to let in only a specific wavelength range, or color, of light.
Why can’t we see Galaxies with our own eyes?
Perhaps a galaxy is rather unimpressive in visible light, but has an impressive brilliance in the ultraviolet or X-Ray – to our eyes this is dark; but if the telescope can look at ultraviolet or X-Ray light, we can put it into our image, and reconstruct an image that we will never see with our own eyes. Have your own question?