Price history: Before today's deal, the lowest price this year that we've seen for the Celestron NexStar 8SE was $1299 back in January. It has been as low as $1599 prior to today's deal but this is the best we've seen since the start of the year.

1. Sign into your Amazon account, and tap the Account & Lists dropdown menu. 2. Then select Prime Membership in the Your Account column. 3. Next, under the Manage membership heading, tap Update, cancel and more . 4. Then, simply select End Membership .

Over the July 4th weekend, Amazon Prime members can save $1 per gallon on a fill-up starting Thursday, July 3, and through Sunday, July 6. Here's how.