#Final Results

• Needed height from the release of a space elevator to get a stable elliptical orbit?

Net Score: 14 (Excellent: 14, Satisfactory: 1, Needs Improvement: 0)

• What conventional reference frame is used for interplanetary telemetry and navigation?

Net Score: 13 (Excellent: 13, Satisfactory: 3, Needs Improvement: 0)

• Were decommissioned Cold War missiles repurposed for peaceful spaceflight?

Net Score: 12 (Excellent: 13, Satisfactory: 2, Needs Improvement: 1)

• Can a launch-provider determine from the flight-profile whether the payload will be in the wrong orbit?

Net Score: 11 (Excellent: 11, Satisfactory: 4, Needs Improvement: 0)

• Why the non-symmetric design of rocket nozzles?

Net Score: 9 (Excellent: 9, Satisfactory: 8, Needs Improvement: 0)

• Why doesn't ISS pass over the polar regions?

Net Score: 8 (Excellent: 11, Satisfactory: 4, Needs Improvement: 3)

• Why do Estes model rockets recommend a smaller engine (B class) for first launches, but support bigger engines later?

Net Score: 7 (Excellent: 8, Satisfactory: 8, Needs Improvement: 1)

• Will kicked-up "dust" be a problem for Rosetta and lander Philae?

Net Score: 5 (Excellent: 6, Satisfactory: 12, Needs Improvement: 1)

• Stability of Lissajous orbits around Sun-Venus L1

Net Score: 4 (Excellent: 7, Satisfactory: 5, Needs Improvement: 3)

• Has anyone had sex in space?

Net Score: -8 (Excellent: 0, Satisfactory: 8, Needs Improvement: 8)

Final Results

• Needed height from the release of a space elevator to get a stable elliptical orbit?

Net Score: 14 (Excellent: 14, Satisfactory: 1, Needs Improvement: 0)

• What conventional reference frame is used for interplanetary telemetry and navigation?

Net Score: 13 (Excellent: 13, Satisfactory: 3, Needs Improvement: 0)

• Were decommissioned Cold War missiles repurposed for peaceful spaceflight?

Net Score: 12 (Excellent: 13, Satisfactory: 2, Needs Improvement: 1)

• Can a launch-provider determine from the flight-profile whether the payload will be in the wrong orbit?

Net Score: 11 (Excellent: 11, Satisfactory: 4, Needs Improvement: 0)

• Why the non-symmetric design of rocket nozzles?

Net Score: 9 (Excellent: 9, Satisfactory: 8, Needs Improvement: 0)

• Why doesn't ISS pass over the polar regions?

Net Score: 8 (Excellent: 11, Satisfactory: 4, Needs Improvement: 3)

• Why do Estes model rockets recommend a smaller engine (B class) for first launches, but support bigger engines later?

Net Score: 7 (Excellent: 8, Satisfactory: 8, Needs Improvement: 1)

• Will kicked-up "dust" be a problem for Rosetta and lander Philae?

Net Score: 5 (Excellent: 6, Satisfactory: 12, Needs Improvement: 1)

• Stability of Lissajous orbits around Sun-Venus L1

Net Score: 4 (Excellent: 7, Satisfactory: 5, Needs Improvement: 3)

• Has anyone had sex in space?

Net Score: -8 (Excellent: 0, Satisfactory: 8, Needs Improvement: 8)

#Final Results

• Needed height from the release of a space elevator to get a stable elliptical orbit?

Net Score: 14 (Excellent: 14, Satisfactory: 1, Needs Improvement: 0)

• What conventional reference frame is used for interplanetary telemetry and navigation?

Net Score: 13 (Excellent: 13, Satisfactory: 3, Needs Improvement: 0)

• Were decommissioned Cold War missiles repurposed for peaceful spaceflight?

Net Score: 12 (Excellent: 13, Satisfactory: 2, Needs Improvement: 1)

• Can a launch-provider determine from the flight-profile whether the payload will be in the wrong orbit?

Net Score: 11 (Excellent: 11, Satisfactory: 4, Needs Improvement: 0)

• Why the non-symmetric design of rocket nozzles?

Net Score: 9 (Excellent: 9, Satisfactory: 8, Needs Improvement: 0)

• Why doesn't ISS pass over the polar regions?

Net Score: 8 (Excellent: 11, Satisfactory: 4, Needs Improvement: 3)

• Why do Estes model rockets recommend a smaller engine (B class) for first launches, but support bigger engines later?

Net Score: 7 (Excellent: 8, Satisfactory: 8, Needs Improvement: 1)

• Will kicked-up "dust" be a problem for Rosetta and lander Philae?

Net Score: 5 (Excellent: 6, Satisfactory: 12, Needs Improvement: 1)

• Stability of Lissajous orbits around Sun-Venus L1

Net Score: 4 (Excellent: 7, Satisfactory: 5, Needs Improvement: 3)

• Has anyone had sex in space?

Net Score: -8 (Excellent: 0, Satisfactory: 8, Needs Improvement: 8)

#Final Results

• Needed height from the release of a space elevator to get a stable elliptical orbit?

Net Score: 14 (Excellent: 14, Satisfactory: 1, Needs Improvement: 0)

• What conventional reference frame is used for interplanetary telemetry and navigation?

Net Score: 13 (Excellent: 13, Satisfactory: 3, Needs Improvement: 0)

• Were decommissioned Cold War missiles repurposed for peaceful spaceflight?

Net Score: 12 (Excellent: 13, Satisfactory: 2, Needs Improvement: 1)

• Can a launch-provider determine from the flight-profile whether the payload will be in the wrong orbit?

Net Score: 11 (Excellent: 11, Satisfactory: 4, Needs Improvement: 0)

• Why the non-symmetric design of rocket nozzles?

Net Score: 9 (Excellent: 9, Satisfactory: 8, Needs Improvement: 0)

• Why doesn't ISS pass over the polar regions?

Net Score: 8 (Excellent: 11, Satisfactory: 4, Needs Improvement: 3)

• Why do Estes model rockets recommend a smaller engine (B class) for first launches, but support bigger engines later?

Net Score: 7 (Excellent: 8, Satisfactory: 8, Needs Improvement: 1)

• Will kicked-up "dust" be a problem for Rosetta and lander Philae?

Net Score: 5 (Excellent: 6, Satisfactory: 12, Needs Improvement: 1)

• Stability of Lissajous orbits around Sun-Venus L1

Net Score: 4 (Excellent: 7, Satisfactory: 5, Needs Improvement: 3)

• Has anyone had sex in space?

Net Score: -8 (Excellent: 0, Satisfactory: 8, Needs Improvement: 8)