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Observational evidence for the shrinking of bright maser spots
Observational evidence bright maser spots
2011/1/10
The nature of maser emission means that the apparent angular size of an individual maser spot is determined by the amplification process as well as by the instrinsic size of the emitting cloud. Highly...
Freshly discovered scars on the face of the Moon reveal that this rocky satellite is shrinking at a relatively rapid pace, say researchers based in Germany and the US. Images collected by NASA's Lunar...