What does Planet stand for?

Planetarium (DIAR)

Planetary (SAUS)

Planned Logistics Analysis and Evaluation Technique - Air Force

Planning Evaluation Technique (MCD)

Plant Layout Analysis and Evaluation Technique (SAUS)

Private Line Analysis and Network Engineering Tools (SAUS)

Private Local Area Network - Racal LAN Systems, Inc. - Boca Raton, FL (TSSD)

Probing Lensing Anomalies Network - Astronomy

Professional Landcare Network (EA)