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The diameter of the seeing disk, most often defined as the full width at half maximum (FWHM), is a measure of the astronomical seeing conditions. It follows from this definition that seeing is always a variable quantity, different from place to place, from night to night, and even variable on a scale of minutes.
It's easier to see if the polarisation is rotating with respect to the observer's eye, although some observers can see it in the natural polarisation of sky light. [1] If the light is all blue, it will appear as a dark shadow; if the light is full spectrum, it will appear yellow.
Satellite photograph of a mesa in the Cydonia region of Mars, often called the "Face on Mars" and cited as evidence of extraterrestrial habitation. Pareidolia (/ ˌ p ær ɪ ˈ d oʊ l i ə, ˌ p ɛər-/; [1] also US: / ˌ p ɛər aɪ-/) [2] is the tendency for perception to impose a meaningful interpretation on a nebulous stimulus, usually visual, so that one detects an object, pattern, or ...
NASA has published an online post sharing details of a bright sky event over the southeastern part of the United States in the early hours of June 29th. The agency noted, "Based on the data we ...
The airborne object you've seen in the sky, whether drone or not, falls into one of six categories, according to reporting by WTOP News: Astronomical, aeronautical, meteorological, wildlife ...
Here's a breakdown of how and why it all happens. But the science behind a blue sky isn't that easy. For starters, it involves something called the Rayleigh effect, or Rayleigh scattering.
The Cone Nebula, sometimes referred to as the Jesus Christ Nebula because of its resemblance to the popular depictions of Jesus with his hands in a prayer position.. People have been found to perceive images with spiritual or religious themes or import, sometimes called iconoplasms or simulacra, in the shapes of natural phenomena.
Just like seeing a rainbow after a downpour, serendipitously seeing the 444 angel number is a kind of warm hug from the universe, your spirits, God, or whatever higher power you believe in.