Casperia Prime
A ringed planet, Casperia Prime, or, more simply, as Casperia, was the inhabited prime planet of its star system. In the mid-2370s, the Starfleet Bureau of Information billed this planet as "The Vacation Capital of the Horvian Cluster." As a resort world, the planet was on par with Risa.

In 2374, Jadzia Dax planned her honeymoon with Worf to take place on Casperia Prime. ()

Later that year, Dr. Julian Bashir planned to attend a medical conference on Casperia Prime before he was abducted by Luther Sloan, who wished to evaluate his potential as an agent, before recruiting him into Section 31. When discussing the trip with Bashir, Odo joked that s always held their medical conferences on sunny resorts. ()

Appendices

Background information 
The script for  gives the pronunciation of the planet as "kas-PEAR-ee-ah". 

According to Star Trek: Star Charts ("United Federation of Planets I"), in 2378, Casperia Prime was listed as a Federation member.

Apocrypha 
The SCE eBook entitled The Future Begins established Casperia Prime as being one of the Federation's most popular holiday destinations since around 2175, along with Risa, Wrigley's pleasure planet, and .

In the SCE eBook ,  and her husband honeymoon on Casperia Prime in 2327.

Starfleet officer Hawk's biography in the video game Star Trek: Starship Creator stated that he was severely wounded by a disruptor blast he sustained while shielding Federation Ambassador Louis Caggiano during an assassination attempt on Casperia Prime in the year 2369, for which he was awarded a . The game mistakenly spells the planet as "Kasperia".

The Pocket DS9  Hollow Men followed the events of "Inquisition", with Bashir reading through a number of papers that were presented at the conference he had missed.

In the Star Trek: Deep Space Nine - Mission Gamma novel This Gray Spirit, set in 2376,  and  vacation on the planet, where they spend several days rock climbing. Thirishar later said it was the best vacation she had ever had.

Casperia also appeared in the video game Star Trek Online in the year 2398, as the location of peace talks between the Klingon Empire and the Gorn Hegemony, mediated by the Federation. The talks were interrupted after an explosion, which was later determined to have been caused by a Klingon extremist group.

External link 
 

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Planets