If you want to refresh yourself on the original before checking out the sequel, you have plenty of options.
Kenny Loggins' 'Danger Zone' Will Appear in 'Top Gun: Maverick
Everything You Don't Know About The Making Of 'Top Gun
Tony Scott's Suicide Complicates 'Top Gun 3D' Project - The New York Times
Val Kilmer talks 'Top Gun: Maverick' return, Cruise friendship - Los Angeles Times
There Is a Real-Life 'Viper,' and He Made a Cameo in 'Top Gun
Top Gun: Maverick: Was Penny Benjamin in Top Gun 1?
Review: Tom Cruise flies high — again — in the exhilarating 'Top Gun: Maverick' - Los Angeles Times
How to watch 1986 'Top Gun' movie with original cast - Los Angeles Times
Top Gun: Maverick': Val Kilmer cameo, health woes explained - Los Angeles Times
How David Chase's 'Sopranos' prequel movie found its cast - Los Angeles Times
Watch Top Gun (1986) Full Movie Free Online - Plex