Video: Mapping the radio sky

Credit: CC0 Public Domain

The Very Large Array can’t image a big section of sky all at once. Instead, it must scan the sky over time.

The VLA Sky Survey is using this method to create a map of nearly 80% of the observable sky.


Host Summer Ash of the National Radio Astronomy Observatory talks about how the VLA is taking the time to see the big picture of the radio sky.


Video: Rotating galaxy disks in the early universe

Provided by
National Radio Astronomy Observatory (NRAO)

Video: Mapping the radio sky (2021, April 16)
retrieved 16 April 2021

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