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Space protector

Monday, September 01, 2014

Tom Strikwerda 鈥71 has always been interested in space. Even before he graduated from 17c起草社区 with a degree in , he was a regular lecturer at the Grand Rapids Planetarium.

鈥淚 was very excited that 17c起草社区 was getting its own telescope during my senior year,鈥 he said. 鈥淚t was fun to work on the original instrument, but by the time it was ready I had already graduated.鈥

Strikwerda went on to the University of Virginia for a master鈥檚, and then a PhD, in astronomy. While there, he met an engineering professor at Virginia Tech who had a multiyear grant to study the autonomous navigation of spacecraft by using quick identification of stars.

After three years as a postdoctoral fellow at Tech, researchers at the Johns Hopkins University鈥檚 Applied Physics Laboratory (APL) became interested in Strikwerda鈥檚 emerging expertise and signed him on. He鈥檚 been at APL for the last 33 years.

鈥淚 work as a supervisor for APL鈥檚 National Security Space Mission Area,鈥 he said. 鈥淭here are about 600 employees in our Space Sector, handling both civil space and NSS [National Security Space] research and development projects. I鈥檓 responsible for all of the NSS program managers鈥攈elping them and their teams solve problems, mentoring, encouraging and removing as many roadblocks to their research projects as I can.鈥

Strikwerda鈥檚 managers have as many as 25 projects running at one time. They may be helping to improve the U.S. space systems or exploring future technologies.

A current project that excites him is the operation of APL鈥檚 new, extra-small spacecraft with all the basic functions of a traditional satellite, launched last fall. 鈥淭hese are a real game-changer in the satellite arena. Low-cost, rapid-development spacecraft, each about the size of a shoebox, provide a pathway to space for researchers to try new, miniature technologies without all the burden of a major acquisition program. And they can be launched as hitchhikers on launches of larger spacecraft.鈥

Another successful recent project involved an Air Force request for lower-cost weather detection from space, needed by pilots. APL experimented with a group of small sensors that were attached to the belly of a Gulfstream airplane and flown across the country in search of a variety of clouds and weather patterns. The sensors worked flawlessly and, for a much lower cost than the traditional large sensors, can be attached to any number of smaller, multipurpose satellites.

Strikwerda sees hackers as a significant issue for national security. Given the damage hackers have done to credit card systems in stores and banks, what might they do to our government satellites and systems?

鈥淚 had to laugh at an old James Bond film recently that was depicting space weapon systems,鈥 he said. 鈥淏ut it鈥檚 actually serious business for us to understand the threats and to be nimble and adaptable enough to help government entities deal with these issues.鈥

After a number of years as a hands-on technical group manager, Strikwerda is now a senior administrator, but he still gets to interact with and assist research teams.

鈥淚 enjoy technical work,鈥 he said, 鈥渂ut I also love to see what the next generation can do. I clear away the bumps in the road they encounter and get to review the progress they make each day.鈥

Strikwerda also helps APL wrestle with one of the fundamental issues in his field: budget allocation.

鈥淭his work is all about the balance of dollars for projects,鈥 he said. 鈥淥ur government sponsors have a wide range of urgent needs. In addition to finding technical solutions, we help them find cost-effective ways of sustaining existing systems or achieving the goals of new programs. It鈥檚 not always clear what the new challenges of the day鈥攕omething such as cyberthreat鈥攚ill demand in time and budget.鈥

APL鈥檚 motto is 鈥淐ritical Contributions to Critical Challenges.鈥 Strikwerda believes that the 5,000 members of APL鈥檚 11 mission areas do an excellent job of looking at the big picture, sharing expertise and making the country safer鈥攖he basic purpose of APL since its founding in 1942 during World War II.