N.A.S.A.'s 'Intro' came out on February 11, 2009. With Intro being less than a minute long, we are pretty confident that this song does not contain any foul language. That being said, this song is pretty short compared to other songs. There are a total of 21 in the song's album "The Spirit of Apollo (10th Anniversary Special Edition)". In this album, this song's track order is #1. The popularity of Intro is currently not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

Intro テンポ

With Intro by N.A.S.A. having a テンポ of 180 with a half-time of 90 テンポ and a double-time of 360 テンポ, we would consider this track to have a Presto (very, very fast) tempo marking. Because of this, we believe that the song has an overall fast tempo. The time signature for this track is 4/4.

Intro キー

This song has a musical key of D♭ Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.