The following design tools have been developed by the SSDL members for use in conceptual space vehicle design process The tools may be freely downloaded and used or used directly from our online web links. However, we ask that you acknowledge SSDL and the use of the tools in any publication or subsequent research project. If there is no link to download the tool please contact Dr. Robert Braun for access.

SCORES: Web-based Liquid Rocket Engine Analysis Tool (Way)

SCCREAM: Web-bases RBCC Engine Analysis Tool (Bradford)

T-BEAT:  Web-based Turbine-Based Engine Analysis Tool (Bechtel)

• T-BEAT Documentation

PHATCAT: Powerhead and Thrust Chamber Analysis Tool for Liquid Rocket Engine Cycle Analysis (Cormier)

• PHATCAT Documentation

T-CAT: Thermal Calculation Analysis Tool for TPS Sizing on Advanced RLV's (Izon/Cowart)

Interplanetary Mission Calculator: Interpolate from a database of planetary missions delta-V's with or without swing-by. (Sakai)

Orbital Trajectory Animator: The Trajectory Animator is a Java-based program designed to simulate the orbit of a spacecraft using a programmed thrust based on the spacecraft's position in the orbit. This program is capable of handling both low and high thrust simulations.

WATES: RBCC Weight Estimation Excel Spreadsheet (McCormick)

CABAM: Launch Vehicle Cost and Business Economic Assessment Excel Spreadsheet (Lee/Whitfield/Charania)

• CABAM Documentation

WELCCM98: Life cycle cost model for planetary exploration vehicles for NASA Discovery type missions. Includes Development, production, operations and launch costs.

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