🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.6

Radius: 14.8

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.39 AU - 1.73 AU

Year: 1239 Days

Day: 9.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,103,161 km

• M1: 184,604 km (0.109 R)
• M2: 660,175 km (0.105 R)
• M3: 1,122,283 km (0.104 R)
• M4: 2,102,149 km (0.046 R)
• M5: 2,687,825 km (0.103 R)
• M6: 4,035,702 km (0.099 R)
• M7: 4,538,201 km (0.065 R)
• M8: 5,065,833 km (0.053 R)
• M9: 6,207,564 km (0.052 R)
• M10: 6,983,677 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.6

Radius: 12.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.96 AU - 2.96 AU

Year: 2453 Days

Day: 14 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,103,161 km

• M1: 156,779 km (0.113 R)
• M2: 583,432 km (0.068 R)
• M3: 1,315,115 km (0.109 R)
• M4: 2,486,765 km (0.057 R)
• M5: 4,389,501 km (0.108 R)
• M6: 5,305,189 km (0.104 R)
• M7: 6,099,255 km (0.1 R)
• M8: 6,511,098 km (0.115 R)
• M9: 6,912,319 km (0.1 R)
• M10: 7,764,728 km (0.106 R)
• M11: 8,482,648 km (0.094 R)
• M12: 9,901,135 km (0.044 R)
• M13: 10,433,255 km (0.049 R)
• M14: 11,847,403 km (0.096 R)
• M15: 12,491,123 km (0.118 R)
• M16: 13,385,718 km (0.088 R)
• M17: 16,014,751 km (0.098 R)
• M18: 19,378,908 km (0.078 R)
• M19: 19,792,995 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.6

Radius: 10.9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.32 AU - 3.64 AU

Year: 3271 Days

Day: 11.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,103,161 km

• M1: 135,536 km (0.097 R)
• M2: 485,744 km (0.112 R)
• M3: 922,271 km (0.074 R)
• M4: 1,602,941 km (0.045 R)
• M5: 2,156,453 km (0.082 R)
• M6: 2,733,153 km (0.048 R)
• M7: 3,328,253 km (0.053 R)
• M8: 3,933,975 km (0.096 R)
• M9: 4,450,387 km (0.053 R)
• M10: 5,366,225 km (0.062 R)
• M11: 6,175,699 km (0.049 R)
• M12: 6,874,920 km (0.09 R)
• M13: 7,398,063 km (0.107 R)
• M14: 8,217,411 km (0.082 R)
• M15: 8,775,261 km (0.112 R)
• M16: 9,524,747 km (0.088 R)
• M17: 10,673,808 km (0.115 R)
• M18: 11,528,012 km (0.047 R)
• M19: 13,038,053 km (0.083 R)
• M20: 14,188,311 km (0.079 R)
• M21: 15,174,610 km (0.078 R)
• M22: 15,731,562 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.9

Radius: 14.6

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4 AU - 5.98 AU

Year: 7087 Days

Day: 13.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,103,161 km

• M1: 181,612 km (0.099 R)
• M2: 733,329 km (0.065 R)
• M3: 2,022,114 km (0.11 R)
• M4: 2,883,200 km (0.114 R)
• M5: 3,549,209 km (0.079 R)
• M6: 4,169,143 km (0.116 R)
• M7: 6,312,282 km (0.042 R)
• M8: 6,776,036 km (0.102 R)
• M9: 8,622,372 km (0.045 R)
• M10: 9,749,144 km (0.117 R)
• M11: 11,694,365 km (0.099 R)
• M12: 13,831,670 km (0.118 R)
• M13: 15,256,440 km (0.064 R)
• M14: 21,795,063 km (0.114 R)
• M15: 23,563,310 km (0.051 R)
• M16: 28,355,379 km (0.099 R)
• M17: 29,167,097 km (0.053 R)
• M18: 31,503,516 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.1

Radius: 10.5

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.9 AU - 7.12 AU

Year: 9368 Days

Day: 9.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,103,161 km

• M1: 130,749 km (0.078 R)
• M2: 912,697 km (0.11 R)
• M3: 1,810,433 km (0.03 R)
• M4: 2,349,734 km (0.058 R)
• M5: 2,718,941 km (0.09 R)
• M6: 4,203,850 km (0.117 R)
• M7: 4,544,634 km (0.08 R)
• M8: 6,169,566 km (0.08 R)
• M9: 7,313,391 km (0.053 R)
• M10: 8,912,293 km (0.061 R)
• M11: 9,867,775 km (0.116 R)
• M12: 10,473,048 km (0.117 R)
• M13: 15,626,545 km (0.109 R)
• M14: 18,405,475 km (0.086 R)
• M15: 20,593,194 km (0.089 R)
• M16: 23,123,642 km (0.109 R)
• M17: 25,572,260 km (0.106 R)
• M18: 27,691,314 km (0.076 R)
• M19: 28,692,273 km (0.086 R)
• M20: 29,510,125 km (0.112 R)
• M21: 31,299,914 km (0.106 R)
• M22: 31,839,812 km (0.056 R)
• M23: 33,160,762 km (0.082 R)
• M24: 33,496,758 km (0.061 R)
• M25: 33,834,850 km (0.104 R)
• M26: 36,622,756 km (0.099 R)
• M27: 37,343,069 km (0.104 R)
• M28: 40,446,028 km (0.034 R)
• M29: 41,994,815 km (0.098 R)
• M30: 45,485,382 km (0.093 R)
• M31: 46,877,989 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833

Radius: 5.6

Gravity: 26.56 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.21 AU - 11.15 AU

Year: 20652 Days

Day: 19.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 142.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,103,161 km

• M1: 72,405 km (0.114 R)
• M2: 287,527 km (0.083 R)
• M3: 732,880 km (0.099 R)
• M4: 1,039,406 km (0.065 R)
• M5: 1,229,994 km (0.108 R)
• M6: 3,270,808 km (0.051 R)
• M7: 4,302,884 km (0.092 R)
• M8: 4,987,144 km (0.097 R)
• M9: 7,131,480 km (0.101 R)
• M10: 7,424,243 km (0.102 R)
• M11: 9,644,724 km (0.034 R)
• M12: 11,001,876 km (0.114 R)
• M13: 12,065,667 km (0.042 R)
• M14: 15,181,042 km (0.098 R)
• M15: 18,246,153 km (0.096 R)
• M16: 20,115,378 km (0.064 R)
• M17: 23,687,177 km (0.1 R)
• M18: 26,715,487 km (0.116 R)
• M19: 33,526,828 km (0.079 R)
• M20: 36,317,426 km (0.117 R)
• M21: 38,808,081 km (0.117 R)
• M22: 40,633,175 km (0.105 R)
• M23: 42,197,071 km (0.105 R)
• M24: 43,800,761 km (0.095 R)
• M25: 45,278,488 km (0.107 R)
• M26: 55,606,426 km (0.118 R)
• M27: 55,988,200 km (0.109 R)
• M28: 58,709,086 km (0.083 R)
• M29: 62,747,181 km (0.094 R)
• M30: 66,966,589 km (0.105 R)
• M31: 68,486,803 km (0.095 R)
• M32: 69,145,482 km (0.051 R)
• M33: 79,295,249 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.5

Radius: 3

Gravity: 81.83 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.86 AU - 10.62 AU

Year: 20835 Days

Day: 18.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,103,161 km

• M1: 99,632 km (0.052 R)
• M2: 353,051 km (0.109 R)
• M3: 451,935 km (0.12 R)
• M4: 1,050,027 km (0.08 R)
• M5: 1,288,337 km (0.075 R)
• M6: 1,460,823 km (0.107 R)
• M7: 1,852,022 km (0.107 R)
• M8: 1,949,859 km (0.095 R)
• M9: 2,199,089 km (0.119 R)
• M10: 2,539,873 km (0.102 R)
• M11: 3,559,233 km (0.108 R)
• M12: 8,403,212 km (0.064 R)
• M13: 8,510,174 km (0.052 R)
• M14: 10,720,782 km (0.063 R)
• M15: 11,360,313 km (0.075 R)
• M16: 12,856,142 km (0.084 R)
• M17: 21,026,130 km (0.117 R)
• M18: 25,884,920 km (0.103 R)
• M19: 27,854,525 km (0.09 R)
• M20: 28,693,769 km (0.112 R)
• M21: 64,231,342 km (0.088 R)
• M22: 65,903,996 km (0.105 R)
• M23: 75,164,253 km (0.095 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 19,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit