🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.71 AU - 1.87 AU

Year: 1061 Days

Day: 17.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,365,935 km

• M1: 648,656 km (0.112 R)
• M2: 1,592,021 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.71 AU - 2.35 AU

Year: 1281 Days

Day: 46.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,365,935 km

• M1: 20,495 km (0.119 R)
• M2: 413,788 km (0.036 R)

Asteroid Belt

Center: 2.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.2

Radius: 14.9

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.87 AU - 3.07 AU

Year: 2267 Days

Day: 7.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 62.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 91,365,935 km

• M1: 185,352 km (0.074 R)
• M2: 659,876 km (0.089 R)
• M3: 1,158,636 km (0.12 R)
• M4: 1,987,408 km (0.074 R)
• M5: 2,943,039 km (0.102 R)
• M6: 3,859,027 km (0.056 R)
• M7: 4,639,180 km (0.094 R)
• M8: 5,522,705 km (0.116 R)
• M9: 6,494,044 km (0.051 R)
• M10: 6,986,520 km (0.073 R)
• M11: 7,797,191 km (0.048 R)
• M12: 8,830,314 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.8

Radius: 12.1

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.17 AU - 5.23 AU

Year: 5252 Days

Day: 7.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,365,935 km

• M1: 150,495 km (0.103 R)
• M2: 875,447 km (0.062 R)
• M3: 1,297,014 km (0.088 R)
• M4: 1,881,642 km (0.068 R)
• M5: 2,389,826 km (0.084 R)
• M6: 3,507,023 km (0.086 R)
• M7: 3,934,723 km (0.08 R)
• M8: 4,466,095 km (0.095 R)
• M9: 6,324,549 km (0.107 R)
• M10: 8,579,438 km (0.05 R)
• M11: 9,399,384 km (0.052 R)
• M12: 10,642,542 km (0.102 R)
• M13: 11,413,121 km (0.099 R)
• M14: 13,017,708 km (0.109 R)
• M15: 13,404,568 km (0.113 R)
• M16: 13,849,172 km (0.097 R)
• M17: 14,405,826 km (0.043 R)
• M18: 15,348,891 km (0.081 R)
• M19: 21,087,017 km (0.087 R)
• M20: 21,621,530 km (0.102 R)
• M21: 24,357,825 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.5

Radius: 9.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.82 AU - 8.48 AU

Year: 9372 Days

Day: 5 Hours

Environment

Temp: -197 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,365,935 km

• M1: 123,568 km (0.104 R)
• M2: 791,223 km (0.118 R)
• M3: 1,242,710 km (0.077 R)
• M4: 2,034,980 km (0.103 R)
• M5: 3,619,670 km (0.064 R)
• M6: 4,665,359 km (0.066 R)
• M7: 5,716,583 km (0.081 R)
• M8: 7,306,659 km (0.115 R)
• M9: 9,383,826 km (0.11 R)
• M10: 13,600,840 km (0.118 R)
• M11: 15,366,693 km (0.086 R)
• M12: 23,888,835 km (0.114 R)
• M13: 27,136,904 km (0.11 R)
• M14: 27,926,183 km (0.068 R)
• M15: 29,184,450 km (0.105 R)
• M16: 29,550,815 km (0.061 R)
• M17: 31,813,633 km (0.114 R)
• M18: 32,789,609 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.9

Radius: 3.2

Gravity: 43.15 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 10.05 AU - 14.55 AU

Year: 19107 Days

Day: 23.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,365,935 km

• M1: 39,793 km (0.119 R)
• M2: 186,399 km (0.105 R)
• M3: 565,181 km (0.055 R)
• M4: 756,068 km (0.102 R)
• M5: 888,163 km (0.059 R)
• M6: 1,000,211 km (0.118 R)
• M7: 1,134,401 km (0.105 R)
• M8: 1,938,489 km (0.102 R)
• M9: 2,187,570 km (0.079 R)
• M10: 2,500,828 km (0.107 R)
• M11: 4,057,842 km (0.105 R)
• M12: 4,368,407 km (0.101 R)
• M13: 4,932,391 km (0.089 R)
• M14: 6,243,318 km (0.112 R)
• M15: 6,827,198 km (0.096 R)
• M16: 7,044,265 km (0.071 R)
• M17: 9,854,161 km (0.053 R)
• M18: 11,352,833 km (0.105 R)
• M19: 12,219,453 km (0.11 R)
• M20: 21,068,018 km (0.113 R)
• M21: 21,251,126 km (0.06 R)
• M22: 21,435,281 km (0.082 R)
• M23: 25,037,597 km (0.12 R)
• M24: 27,143,187 km (0.104 R)
• M25: 31,224,965 km (0.104 R)
• M26: 31,582,504 km (0.112 R)
• M27: 32,671,427 km (0.081 R)
• M28: 33,411,188 km (0.107 R)
• M29: 33,535,504 km (0.083 R)
• M30: 35,827,194 km (0.047 R)
• M31: 37,815,051 km (0.065 R)
• M32: 39,457,186 km (0.097 R)
• M33: 40,155,210 km (0.068 R)
• M34: 40,719,643 km (0.106 R)
• M35: 45,273,701 km (0.036 R)
• M36: 51,635,949 km (0.095 R)
• M37: 55,202,811 km (0.054 R)
• M38: 61,133,918 km (0.116 R)
• M39: 63,773,572 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.4

Radius: 7.1

Gravity: 14.77 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 11.54 AU - 18.08 AU

Year: 25245 Days

Day: 23.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 121.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 91,365,935 km

• M1: 89,759 km (0.086 R)
• M2: 338,690 km (0.086 R)
• M3: 585,975 km (0.085 R)
• M4: 1,141,881 km (0.084 R)
• M5: 1,711,100 km (0.045 R)
• M6: 2,007,304 km (0.059 R)
• M7: 2,755,294 km (0.117 R)
• M8: 3,771,662 km (0.065 R)
• M9: 4,069,361 km (0.103 R)
• M10: 4,979,216 km (0.108 R)
• M11: 5,216,478 km (0.096 R)
• M12: 5,461,220 km (0.119 R)
• M13: 6,062,454 km (0.027 R)
• M14: 6,659,499 km (0.078 R)
• M15: 7,045,910 km (0.05 R)
• M16: 10,119,847 km (0.093 R)
• M17: 13,909,460 km (0.086 R)
• M18: 14,782,962 km (0.1 R)
• M19: 25,039,841 km (0.115 R)
• M20: 28,160,453 km (0.082 R)
• M21: 28,788,913 km (0.096 R)
• M22: 29,298,444 km (0.069 R)
• M23: 30,335,307 km (0.057 R)
• M24: 31,128,923 km (0.027 R)
• M25: 31,530,893 km (0.032 R)
• M26: 34,872,161 km (0.064 R)
• M27: 36,628,141 km (0.114 R)
• M28: 36,926,439 km (0.083 R)
• M29: 37,527,823 km (0.069 R)
• M30: 39,841,503 km (0.1 R)
• M31: 40,953,015 km (0.117 R)
• M32: 45,091,790 km (0.056 R)
• M33: 45,606,407 km (0.058 R)
• M34: 49,682,949 km (0.06 R)
• M35: 50,970,239 km (0.037 R)
• M36: 62,079,676 km (0.104 R)
• M37: 64,871,022 km (0.106 R)
• M38: 66,187,035 km (0.091 R)
• M39: 75,902,070 km (0.099 R)
• M40: 76,144,269 km (0.029 R)
• M41: 85,211,546 km (0.108 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: 325 - 13,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit