![Illustration of spatial scanning](https://science.nasa.gov/wp-content/uploads/2023/04/14-104-hubble-parallax.png_0-jpg.webp?w=4096&format=png)
Hubble Combines Parallax and Spatial Scanning
By applying a technique called spatial scanning to an age-old method for gauging distances called astronomical parallax, scientists now can use NASA’s Hubble Space Telescope to make precision distance measurements 10 times farther into our galaxy than previously possible.
Credits: NASA/ESA, A.Feild/STScI
Image CreditNASA/ESA, A.Feild/STScI
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