The 2017 solar eclipse occurred on August 21 and and was total for Oregon, Idaho, Wyoming, Nebraska, Kansas, Missouri, Illinois, Kentucky, Tennessee, North Carolina, Georgia, and South Carolina. This dataset includes 13,548,321 tweet identifiers for tweets that included any of the keywords solareclipse2017, solareclipse, eclipse2017, eclipseday or eclipse for the period August 17 to August 23, 2017. The hashtags were were selected after watching Twitter's streaming API for the trending hashtag #solareclipse2017 and counting the most popular co-occurring hashtags. The search API was used instead of the filter stream API because the stream was emitting notifications that many tweets were not delivered, since the volume was so high.