The green flash and green ray are meteorological optical phenomena that sometimes occur transiently around the moment of sunset or sunrise. When the conditions are right, a distinct green spot is briefly visible above the Sun 's upper limb; the green appearance usually lasts for no more than two seconds.

Dec 7, 2023 · The green flash is an optical phenomenon that you can see shortly after sunset or before sunrise. It happens when the sun is almost entirely below the horizon, with the upper edge still...

May 6, 2024 · A green flash is a phenomenon in which part of the Sun appears to suddenly change to bright green for about 1 or 2 seconds. The brief flash of green light is seen more often at sunset than at sunrise.

May 19, 2024 · As the sun dips below the horizon and the light starts to dim, lucky observers may spot a rare, brief flash of emerald. This is the "green flash," which can sometimes be seen right after sunset...

Apr 25, 2024 · The elusive green flash that happens during a sunset is the subject of debate online. Here's the science behind this optical phenomenon.

Jun 4, 2023 · The green flash is an optical phenomenon in the atmosphere that briefly appears around the time of sunrise or sunset. Either there is a green spot or ray above the Sun or else …

Jun 24, 2023 · There are very special cases, when the sky is very clear and exceptionally transparent, that a green flash can be glimpsed just as the very topmost part of the sun is rising or setting.

Dec 5, 2023 · Defined as a brief and intense green or blue-green light visible just above the sun’s upper rim during sunrise or sunset, the Green Flash is a phenomenon both rare and enchanting. Its history is rich, embedded in cultural beliefs and scientific inquiry.

Oct 19, 2023 · The green flash appears when the upper part of the hourglass-shaped sun turns green and lasts for around 15 seconds. It appears in the form of a green beam of light that shoots up from a green flash or appears immediately after …

Jan 5, 2016 · Regardless of what you call it, the green flash occurs because Earth’s atmosphere bends and scatters light from the departing sun. When viewing conditions are just right, green wavelengths...