Is this an image of a new planet found by NASA?

It is true that NASA’s TESS (Transiting Exoplanet Survey Satellite) mission discovered a planet called called TOI 1338 b. It is the TESS’s first circumbinary planet, a world orbiting two stars. NASA’s announcement with more information.
However, the image above is not related. The imaginary planet was created by the Among Stars Bot on Twitter. The bot is programmed to create images of imaginary planets.
Here’s one example tweet from Among Stars Bot: