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English: A light echo is a phenomenon observed in astronomy. Analogous to an echo of sound, a light echo is produced when a sudden flash or burst of light, such as that observed in novae, is reflected off a source and arrives at the viewer some time after the initial flash.
physical phenomenon caused by light reflected off surfaces distant from the source, and arriving at the observer with a delay relative to this distance;analogous to an echo of sound, it mostly only manifests itself over astronomical distances
|Subclass of||physical phenomenon (light)|
Media in category "Light echo"
The following 8 files are in this category, out of 8 total.
- Ghostly Stellar Echoes in Supernova Remnant Cassiopeia A.jpg 2,400 × 3,000; 4.43 MB
- Light Echo Corrected.png 424 × 600; 73 KB
- Light Echoes (Artist's impression).jpg 3,001 × 2,991; 1.45 MB
- V838 Monocerotis expansion.jpg 1,000 × 500; 75 KB
- V838 Monocerotis light echo (HST, November 2005 and September 2006).jpg 6,332 × 3,639; 15.48 MB
- V838 Monocerotis light echo (HST, November 2005).jpg 2,976 × 3,323; 7.29 MB
- V838 Monocerotis light echo (HST, September 2006).jpg 2,976 × 3,323; 7.97 MB