🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.52 AU - 0.78 AU

Year: 333 Days

Day: 33 Hours

Environment

Temp: -132 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.56 AU - 0.78 AU

Year: 349 Days

Day: 41.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.1

Radius: 13

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.91 AU - 2.35 AU

Year: 1977 Days

Day: 14.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,639,260 km

• M1: 163,211 km (0.054 R)
• M2: 981,960 km (0.059 R)
• M3: 2,654,016 km (0.12 R)
• M4: 3,307,160 km (0.082 R)
• M5: 4,084,471 km (0.117 R)
• M6: 4,915,337 km (0.058 R)
• M7: 5,498,619 km (0.114 R)
• M8: 7,161,250 km (0.087 R)
• M9: 7,942,600 km (0.101 R)
• M10: 8,589,012 km (0.036 R)
• M11: 10,269,894 km (0.074 R)
• M12: 12,160,661 km (0.114 R)
• M13: 12,688,143 km (0.052 R)
• M14: 13,273,370 km (0.09 R)
• M15: 13,832,717 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.6

Radius: 9.9

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.83 AU - 3.11 AU

Year: 3254 Days

Day: 10 Hours

Environment

Temp: -207 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,639,260 km

• M1: 123,119 km (0.116 R)
• M2: 909,405 km (0.1 R)
• M3: 2,130,872 km (0.037 R)
• M4: 2,670,322 km (0.069 R)
• M5: 3,280,083 km (0.041 R)
• M6: 3,668,589 km (0.097 R)
• M7: 4,022,836 km (0.108 R)
• M8: 5,073,013 km (0.05 R)
• M9: 5,487,399 km (0.111 R)
• M10: 6,151,464 km (0.093 R)
• M11: 7,573,093 km (0.085 R)
• M12: 8,431,934 km (0.119 R)
• M13: 9,546,588 km (0.055 R)
• M14: 10,099,203 km (0.099 R)
• M15: 10,507,006 km (0.078 R)
• M16: 12,111,892 km (0.045 R)
• M17: 12,432,929 km (0.059 R)
• M18: 12,901,620 km (0.117 R)
• M19: 15,801,125 km (0.108 R)
• M20: 17,431,443 km (0.115 R)
• M21: 22,368,622 km (0.073 R)
• M22: 23,698,846 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.2

Radius: 9.6

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.12 AU - 4.22 AU

Year: 4470 Days

Day: 11.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 63.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 24,639,260 km

• M1: 124,316 km (0.115 R)
• M2: 433,385 km (0.043 R)
• M3: 1,477,728 km (0.093 R)
• M4: 2,355,867 km (0.113 R)
• M5: 2,820,668 km (0.12 R)
• M6: 3,365,653 km (0.116 R)
• M7: 4,231,226 km (0.081 R)
• M8: 4,542,539 km (0.109 R)
• M9: 4,920,723 km (0.075 R)
• M10: 5,374,752 km (0.101 R)
• M11: 6,153,110 km (0.069 R)
• M12: 7,137,464 km (0.107 R)
• M13: 8,483,396 km (0.04 R)
• M14: 9,058,600 km (0.04 R)
• M15: 9,456,530 km (0.118 R)
• M16: 11,856,978 km (0.097 R)
• M17: 14,102,292 km (0.044 R)
• M18: 15,130,179 km (0.108 R)
• M19: 15,691,021 km (0.108 R)
• M20: 21,100,331 km (0.085 R)
• M21: 23,543,862 km (0.057 R)
• M22: 24,833,695 km (0.105 R)
• M23: 25,692,985 km (0.06 R)
• M24: 26,410,606 km (0.093 R)
• M25: 27,223,821 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.2

Radius: 11.8

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.34 AU - 6.88 AU

Year: 8448 Days

Day: 6.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,639,260 km

• M1: 146,905 km (0.099 R)
• M2: 649,704 km (0.12 R)
• M3: 1,414,597 km (0.089 R)
• M4: 1,837,062 km (0.114 R)
• M5: 3,464,836 km (0.111 R)
• M6: 4,665,060 km (0.08 R)
• M7: 9,698,729 km (0.077 R)
• M8: 11,295,537 km (0.103 R)
• M9: 11,796,989 km (0.103 R)
• M10: 14,413,456 km (0.12 R)
• M11: 15,184,034 km (0.105 R)
• M12: 18,336,959 km (0.079 R)
• M13: 19,741,085 km (0.105 R)
• M14: 21,291,218 km (0.081 R)
• M15: 22,683,226 km (0.083 R)
• M16: 24,799,737 km (0.1 R)
• M17: 25,306,275 km (0.118 R)
• M18: 27,312,233 km (0.035 R)
• M19: 29,610,655 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.3

Radius: 8.6

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.49 AU - 6.45 AU

Year: 9275 Days

Day: 11.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,639,260 km

• M1: 109,655 km (0.103 R)
• M2: 397,033 km (0.095 R)
• M3: 1,085,781 km (0.069 R)
• M4: 2,686,927 km (0.106 R)
• M5: 3,187,332 km (0.077 R)
• M6: 4,075,495 km (0.069 R)
• M7: 5,523,153 km (0.098 R)
• M8: 7,022,872 km (0.055 R)
• M9: 8,739,059 km (0.091 R)
• M10: 11,111,382 km (0.074 R)
• M11: 12,207,934 km (0.101 R)
• M12: 12,637,280 km (0.098 R)
• M13: 15,372,677 km (0.058 R)
• M14: 17,682,169 km (0.099 R)
• M15: 18,604,739 km (0.097 R)
• M16: 22,263,454 km (0.076 R)
• M17: 23,631,377 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869

Radius: 4.2

Gravity: 49.26 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.76 AU - 7.12 AU

Year: 10391 Days

Day: 22.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 24,639,260 km

• M1: 52,210 km (0.116 R)
• M2: 246,537 km (0.09 R)
• M3: 510,428 km (0.101 R)
• M4: 955,033 km (0.11 R)
• M5: 1,488,050 km (0.114 R)
• M6: 3,039,978 km (0.105 R)
• M7: 3,798,589 km (0.034 R)
• M8: 3,992,318 km (0.117 R)
• M9: 4,613,449 km (0.12 R)
• M10: 5,503,406 km (0.068 R)
• M11: 6,270,694 km (0.078 R)
• M12: 7,065,358 km (0.105 R)
• M13: 7,530,009 km (0.105 R)
• M14: 8,195,869 km (0.076 R)
• M15: 8,379,874 km (0.12 R)
• M16: 9,143,721 km (0.096 R)
• M17: 9,291,973 km (0.112 R)
• M18: 11,030,150 km (0.048 R)
• M19: 14,058,759 km (0.064 R)
• M20: 19,573,086 km (0.109 R)
• M21: 20,234,758 km (0.107 R)
• M22: 21,428,249 km (0.092 R)
• M23: 23,397,556 km (0.104 R)
• M24: 40,925,938 km (0.088 R)
• M25: 41,870,200 km (0.115 R)
• M26: 43,105,430 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.7

Radius: 6.4

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.98 AU - 7.34 AU

Year: 12182 Days

Day: 18.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,639,260 km

• M1: 79,586 km (0.055 R)
• M2: 557,701 km (0.12 R)
• M3: 2,129,226 km (0.082 R)
• M4: 2,695,155 km (0.11 R)
• M5: 2,898,758 km (0.06 R)
• M6: 3,572,846 km (0.084 R)
• M7: 4,871,505 km (0.049 R)
• M8: 6,075,618 km (0.033 R)
• M9: 12,188,487 km (0.097 R)
• M10: 12,701,308 km (0.047 R)
• M11: 14,224,214 km (0.078 R)
• M12: 15,974,958 km (0.075 R)
• M13: 20,219,199 km (0.105 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 14,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit