To celebrate their one year anniversary the fine folks behind Planetside are offering a couple of different specials so old and new players alike can experience the action of Planetside:

First up, you can download the client and try it for 30 days for a special low price:

Try PlanetSide® For 30 Days at one low price! Download it Now and Join the Battle! To celebrate our one-year anniversary, take advantage of a special offer from Sony Online Entertainment and FilePlanet. For a limited time, you can download PlanetSide, the world's first massively multiplayer first person action game, direct from FilePlanet and play for 30 days for only $9.99. Imagine waging war with thousands of other players in a persistent global conflict of unprecedented scale! Experience a whole new world of multiplayer online gaming. After the 30-day period expires. continue playing at $12.99 a month.

You can read the full details of the special by clicking here.

Next up, if you've previously played Planetside and have left for one reason or another, head back and try it out for 10 days on the house:

PlanetSide One-Year Anniversary Offer Soldier! Return to Duty! To celebrate the first anniversary of PlanetSide®, we reactivated your account from June 5 to June 15, 2004. Just log into your old account and experience the battle once again! You won't believe the new enhancements. Improvements and additions in gameplay, vehicles, weapons and more await you. Check out Game Updates for more info!