🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.4 AU - 1.82 AU

Year: 886 Days

Day: 47.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,914,849 km

• M1: 300,692 km (0.104 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.7

Radius: 13.4

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.8 AU - 6.2 AU

Year: 5591 Days

Day: 8.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,914,849 km

• M1: 167,101 km (0.05 R)
• M2: 599,738 km (0.075 R)
• M3: 1,505,553 km (0.044 R)
• M4: 2,308,146 km (0.119 R)
• M5: 3,910,937 km (0.048 R)
• M6: 4,627,960 km (0.032 R)
• M7: 5,667,964 km (0.085 R)
• M8: 6,491,949 km (0.072 R)
• M9: 11,431,222 km (0.093 R)
• M10: 12,113,388 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.5

Radius: 9.6

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.62 AU - 7.68 AU

Year: 6611 Days

Day: 11.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,914,849 km

• M1: 119,529 km (0.097 R)
• M2: 463,005 km (0.08 R)
• M3: 867,967 km (0.106 R)
• M4: 1,551,180 km (0.097 R)
• M5: 1,893,909 km (0.025 R)
• M6: 2,345,994 km (0.078 R)
• M7: 4,082,675 km (0.118 R)
• M8: 4,393,689 km (0.095 R)
• M9: 6,165,826 km (0.069 R)
• M10: 8,656,032 km (0.054 R)
• M11: 9,437,232 km (0.101 R)
• M12: 10,675,454 km (0.076 R)
• M13: 13,471,438 km (0.036 R)
• M14: 19,635,169 km (0.115 R)
• M15: 20,461,548 km (0.069 R)
• M16: 22,047,585 km (0.09 R)
• M17: 23,714,105 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.9

Radius: 11.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.2 AU - 9.22 AU

Year: 10197 Days

Day: 9.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,914,849 km

• M1: 148,102 km (0.105 R)
• M2: 709,543 km (0.096 R)
• M3: 1,146,668 km (0.076 R)
• M4: 1,679,535 km (0.095 R)
• M5: 2,145,981 km (0.056 R)
• M6: 3,118,368 km (0.109 R)
• M7: 5,007,190 km (0.1 R)
• M8: 5,579,701 km (0.12 R)
• M9: 6,231,051 km (0.104 R)
• M10: 12,580,433 km (0.044 R)
• M11: 14,006,998 km (0.079 R)
• M12: 16,619,875 km (0.082 R)
• M13: 19,852,086 km (0.081 R)
• M14: 20,481,744 km (0.074 R)
• M15: 23,307,647 km (0.115 R)
• M16: 26,667,765 km (0.081 R)
• M17: 27,145,282 km (0.107 R)
• M18: 28,612,238 km (0.101 R)
• M19: 29,517,455 km (0.12 R)
• M20: 30,649,612 km (0.048 R)
• M21: 31,491,100 km (0.117 R)
• M22: 33,330,106 km (0.077 R)
• M23: 33,995,967 km (0.079 R)
• M24: 36,163,191 km (0.078 R)
• M25: 38,908,162 km (0.049 R)
• M26: 40,645,293 km (0.073 R)
• M27: 43,084,785 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.7

Radius: 10.2

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.67 AU - 10.01 AU

Year: 11393 Days

Day: 8.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,914,849 km

• M1: 127,607 km (0.111 R)
• M2: 599,289 km (0.071 R)
• M3: 926,160 km (0.114 R)
• M4: 1,868,328 km (0.069 R)
• M5: 3,811,155 km (0.118 R)
• M6: 6,728,463 km (0.082 R)
• M7: 8,431,635 km (0.071 R)
• M8: 9,851,319 km (0.061 R)
• M9: 11,077,274 km (0.108 R)
• M10: 12,191,778 km (0.106 R)
• M11: 16,172,577 km (0.089 R)
• M12: 16,555,099 km (0.098 R)
• M13: 21,476,121 km (0.088 R)
• M14: 24,019,584 km (0.094 R)
• M15: 28,201,443 km (0.074 R)
• M16: 29,506,983 km (0.119 R)
• M17: 32,138,111 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.1

Radius: 13.2

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.66 AU - 10.4 AU

Year: 11762 Days

Day: 11.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,914,849 km

• M1: 172,636 km (0.057 R)
• M2: 659,727 km (0.12 R)
• M3: 4,531,768 km (0.092 R)
• M4: 4,988,790 km (0.084 R)
• M5: 11,371,383 km (0.108 R)
• M6: 13,876,848 km (0.11 R)
• M7: 16,478,654 km (0.112 R)
• M8: 18,905,730 km (0.094 R)
• M9: 21,338,042 km (0.043 R)
• M10: 26,213,137 km (0.107 R)
• M11: 27,960,889 km (0.111 R)
• M12: 28,681,353 km (0.076 R)
• M13: 31,397,003 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.7

Radius: 4.6

Gravity: 18.89 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 9.91 AU - 14.11 AU

Year: 18042 Days

Day: 20 Hours

Environment

Temp: -195 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,914,849 km

• M1: 57,296 km (0.111 R)
• M2: 253,419 km (0.096 R)
• M3: 546,032 km (0.075 R)
• M4: 1,006,195 km (0.08 R)
• M5: 1,173,296 km (0.082 R)
• M6: 1,875,658 km (0.097 R)
• M7: 2,037,074 km (0.057 R)
• M8: 4,025,978 km (0.062 R)
• M9: 4,772,172 km (0.03 R)
• M10: 5,643,430 km (0.081 R)
• M11: 6,019,818 km (0.044 R)
• M12: 6,332,927 km (0.118 R)
• M13: 7,381,458 km (0.109 R)
• M14: 8,786,481 km (0.077 R)
• M15: 9,240,511 km (0.099 R)
• M16: 10,195,394 km (0.103 R)
• M17: 10,810,241 km (0.115 R)
• M18: 11,627,943 km (0.034 R)
• M19: 14,885,886 km (0.107 R)
• M20: 15,385,692 km (0.118 R)
• M21: 17,497,117 km (0.04 R)
• M22: 17,893,551 km (0.061 R)
• M23: 22,750,096 km (0.092 R)
• M24: 23,222,227 km (0.114 R)
• M25: 24,480,196 km (0.117 R)
• M26: 24,876,181 km (0.106 R)
• M27: 25,377,184 km (0.112 R)
• M28: 26,607,178 km (0.112 R)
• M29: 26,920,735 km (0.119 R)
• M30: 30,878,347 km (0.077 R)
• M31: 35,081,149 km (0.06 R)
• M32: 39,514,034 km (0.033 R)
• M33: 44,452,558 km (0.061 R)
• M34: 46,537,953 km (0.112 R)
• M35: 47,298,209 km (0.087 R)
• M36: 48,843,555 km (0.075 R)
• M37: 50,103,917 km (0.035 R)
• M38: 54,854,098 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.9

Radius: 6.2

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 14.56 AU - 14.7 AU

Year: 24256 Days

Day: 19.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,914,849 km

• M1: 77,342 km (0.052 R)
• M2: 387,010 km (0.115 R)
• M3: 1,220,868 km (0.101 R)
• M4: 3,146,941 km (0.119 R)
• M5: 3,769,567 km (0.09 R)
• M6: 4,110,201 km (0.103 R)
• M7: 5,431,001 km (0.085 R)
• M8: 5,903,132 km (0.071 R)
• M9: 6,805,058 km (0.097 R)
• M10: 9,952,148 km (0.027 R)
• M11: 10,219,928 km (0.093 R)
• M12: 12,231,720 km (0.112 R)
• M13: 15,758,341 km (0.054 R)
• M14: 18,586,937 km (0.045 R)
• M15: 19,908,634 km (0.053 R)
• M16: 20,765,680 km (0.045 R)
• M17: 21,203,404 km (0.086 R)
• M18: 22,097,251 km (0.088 R)
• M19: 22,737,680 km (0.077 R)
• M20: 26,025,392 km (0.103 R)
• M21: 32,225,027 km (0.026 R)
• M22: 43,761,117 km (0.053 R)
• M23: 47,890,916 km (0.072 R)
• M24: 48,501,275 km (0.105 R)
• M25: 49,893,583 km (0.093 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 12,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit