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NASA's Parker Solar Probe and its United Launch Alliance Delta IV Heavy launch vehicle prepare for an unprecedented mission to "kiss the Sun." The spacecraft aims to unravel 60 years' worth of mysteries surrounding the Sun’s corona. Watch this 4K video as NASA’s Launch Services Program continues the countdown to T-zero. Visit https://go.nasa.gov/SolarProbe to learn more and watch the historic launch on NASA TV in the coming weeks.

Timeanddate.com NASA's Lunar Calendar Your smartphone's built-in calendar app Astronomy apps like Star Walk, SkySafari, or Stellarium