🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.3

Radius: 10.6

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.51 AU - 2.35 AU

Year: 1788 Days

Day: 8.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,627,898 km

• M1: 131,945 km (0.107 R)
• M2: 502,350 km (0.082 R)
• M3: 879,635 km (0.069 R)
• M4: 1,430,156 km (0.038 R)
• M5: 2,051,735 km (0.04 R)
• M6: 2,409,573 km (0.117 R)
• M7: 2,809,448 km (0.098 R)
• M8: 4,187,394 km (0.095 R)
• M9: 4,530,272 km (0.061 R)
• M10: 4,944,958 km (0.089 R)
• M11: 6,135,457 km (0.08 R)
• M12: 6,731,755 km (0.07 R)
• M13: 7,578,778 km (0.039 R)
• M14: 8,291,013 km (0.105 R)
• M15: 8,781,545 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.1

Radius: 8.1

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.66 AU - 2.28 AU

Year: 1844 Days

Day: 10.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,627,898 km

• M1: 103,372 km (0.119 R)
• M2: 388,356 km (0.11 R)
• M3: 719,865 km (0.114 R)
• M4: 1,136,046 km (0.113 R)
• M5: 1,405,023 km (0.115 R)
• M6: 1,957,787 km (0.119 R)
• M7: 2,310,390 km (0.098 R)
• M8: 3,525,573 km (0.103 R)
• M9: 4,223,297 km (0.086 R)
• M10: 4,944,509 km (0.069 R)
• M11: 5,841,946 km (0.101 R)
• M12: 6,164,031 km (0.11 R)
• M13: 7,314,887 km (0.032 R)
• M14: 8,729,784 km (0.074 R)
• M15: 10,247,454 km (0.036 R)
• M16: 11,276,089 km (0.097 R)
• M17: 12,372,043 km (0.064 R)
• M18: 13,029,227 km (0.11 R)
• M19: 14,279,566 km (0.109 R)
• M20: 15,048,648 km (0.06 R)
• M21: 15,607,995 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.5

Radius: 11.2

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.52 AU - 2.62 AU

Year: 2747 Days

Day: 10.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,627,898 km

• M1: 139,425 km (0.11 R)
• M2: 559,346 km (0.107 R)
• M3: 1,016,966 km (0.12 R)
• M4: 1,460,374 km (0.065 R)
• M5: 1,946,867 km (0.119 R)
• M6: 2,341,805 km (0.107 R)
• M7: 3,160,554 km (0.109 R)
• M8: 3,727,680 km (0.047 R)
• M9: 5,424,568 km (0.09 R)
• M10: 6,553,733 km (0.115 R)
• M11: 8,000,494 km (0.04 R)
• M12: 8,517,504 km (0.065 R)
• M13: 8,874,295 km (0.093 R)
• M14: 9,303,342 km (0.106 R)
• M15: 9,875,255 km (0.043 R)
• M16: 10,777,031 km (0.093 R)
• M17: 12,138,072 km (0.096 R)
• M18: 13,410,252 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.8

Radius: 9.6

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.43 AU - 2.99 AU

Year: 2975 Days

Day: 7.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,627,898 km

• M1: 119,379 km (0.079 R)
• M2: 525,837 km (0.111 R)
• M3: 991,684 km (0.115 R)
• M4: 1,316,012 km (0.08 R)
• M5: 1,731,895 km (0.046 R)
• M6: 2,431,115 km (0.065 R)
• M7: 3,307,759 km (0.101 R)
• M8: 4,958,122 km (0.052 R)
• M9: 5,428,159 km (0.116 R)
• M10: 6,092,972 km (0.071 R)
• M11: 6,532,341 km (0.083 R)
• M12: 6,862,653 km (0.119 R)
• M13: 8,326,767 km (0.063 R)
• M14: 10,635,062 km (0.049 R)
• M15: 11,057,527 km (0.118 R)
• M16: 11,936,115 km (0.085 R)
• M17: 12,781,642 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.8

Radius: 9.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.6 AU - 3.1 AU

Year: 3208 Days

Day: 5.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,627,898 km

• M1: 120,576 km (0.062 R)
• M2: 726,597 km (0.075 R)
• M3: 1,241,662 km (0.105 R)
• M4: 1,557,164 km (0.092 R)
• M5: 2,088,237 km (0.048 R)
• M6: 3,495,055 km (0.109 R)
• M7: 4,784,738 km (0.092 R)
• M8: 5,474,983 km (0.088 R)
• M9: 5,935,894 km (0.116 R)
• M10: 7,537,339 km (0.109 R)
• M11: 8,708,092 km (0.096 R)
• M12: 10,033,529 km (0.086 R)
• M13: 10,452,403 km (0.103 R)
• M14: 12,331,652 km (0.075 R)
• M15: 14,092,867 km (0.11 R)
• M16: 16,015,798 km (0.051 R)
• M17: 19,016,283 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.5

Radius: 12

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.38 AU - 4.36 AU

Year: 5077 Days

Day: 5.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,627,898 km

• M1: 149,299 km (0.044 R)
• M2: 629,358 km (0.103 R)
• M3: 1,051,224 km (0.06 R)
• M4: 1,430,604 km (0.069 R)
• M5: 1,988,006 km (0.109 R)
• M6: 2,830,691 km (0.099 R)
• M7: 3,233,259 km (0.09 R)
• M8: 3,740,396 km (0.111 R)
• M9: 4,399,075 km (0.073 R)
• M10: 4,835,751 km (0.051 R)
• M11: 5,443,867 km (0.114 R)
• M12: 6,451,259 km (0.116 R)
• M13: 6,880,904 km (0.082 R)
• M14: 9,744,656 km (0.104 R)
• M15: 12,394,932 km (0.056 R)
• M16: 16,754,662 km (0.074 R)
• M17: 17,760,858 km (0.058 R)
• M18: 18,344,140 km (0.107 R)
• M19: 23,559,271 km (0.119 R)
• M20: 24,821,428 km (0.043 R)
• M21: 31,251,594 km (0.059 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 18,821 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit