🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.53 AU - 0.67 AU

Year: 300 Days

Day: 40.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.3

Radius: 8.1

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.17 AU - 1.65 AU

Year: 1081 Days

Day: 9.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,332,700 km

• M1: 100,679 km (0.033 R)
• M2: 384,018 km (0.073 R)
• M3: 646,263 km (0.11 R)
• M4: 1,073,365 km (0.107 R)
• M5: 1,383,332 km (0.086 R)
• M6: 1,926,970 km (0.117 R)
• M7: 2,232,000 km (0.086 R)
• M8: 2,655,512 km (0.091 R)
• M9: 2,913,269 km (0.12 R)
• M10: 3,346,355 km (0.099 R)
• M11: 4,134,885 km (0.107 R)
• M12: 4,850,561 km (0.109 R)
• M13: 5,178,779 km (0.09 R)
• M14: 5,460,023 km (0.1 R)
• M15: 7,570,849 km (0.092 R)
• M16: 8,779,301 km (0.044 R)
• M17: 9,563,343 km (0.12 R)
• M18: 9,987,902 km (0.079 R)
• M19: 10,267,500 km (0.067 R)
• M20: 10,616,213 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.9

Radius: 9.6

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.66 AU - 2.2 AU

Year: 1731 Days

Day: 12.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,332,700 km

• M1: 119,379 km (0.101 R)
• M2: 505,342 km (0.088 R)
• M3: 891,753 km (0.117 R)
• M4: 1,654,852 km (0.115 R)
• M5: 2,059,065 km (0.033 R)
• M6: 2,719,240 km (0.097 R)
• M7: 3,160,704 km (0.119 R)
• M8: 4,206,842 km (0.109 R)
• M9: 4,615,992 km (0.041 R)
• M10: 5,030,228 km (0.074 R)
• M11: 5,698,033 km (0.118 R)
• M12: 6,249,152 km (0.099 R)
• M13: 7,074,483 km (0.049 R)
• M14: 7,402,252 km (0.05 R)
• M15: 8,058,688 km (0.085 R)
• M16: 9,422,272 km (0.042 R)
• M17: 10,541,564 km (0.099 R)
• M18: 11,042,268 km (0.096 R)
• M19: 11,521,430 km (0.085 R)
• M20: 13,042,391 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.8

Radius: 10.3

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.14 AU - 2.62 AU

Year: 2371 Days

Day: 9.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,332,700 km

• M1: 128,205 km (0.087 R)
• M2: 569,968 km (0.096 R)
• M3: 904,618 km (0.093 R)
• M4: 1,574,218 km (0.093 R)
• M5: 1,949,260 km (0.088 R)
• M6: 2,411,069 km (0.079 R)
• M7: 4,832,610 km (0.092 R)
• M8: 6,445,125 km (0.087 R)
• M9: 7,244,277 km (0.094 R)
• M10: 7,984,936 km (0.087 R)
• M11: 12,507,579 km (0.098 R)
• M12: 13,268,733 km (0.107 R)
• M13: 17,081,085 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.6

Radius: 14.7

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.93 AU - 5.03 AU

Year: 7176 Days

Day: 7.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,332,700 km

• M1: 183,856 km (0.06 R)
• M2: 684,111 km (0.09 R)
• M3: 1,149,809 km (0.088 R)
• M4: 1,867,879 km (0.101 R)
• M5: 2,687,675 km (0.059 R)
• M6: 4,553,310 km (0.112 R)
• M7: 5,103,681 km (0.112 R)
• M8: 5,885,629 km (0.112 R)
• M9: 6,405,631 km (0.056 R)
• M10: 7,280,180 km (0.11 R)
• M11: 7,919,262 km (0.087 R)
• M12: 10,859,010 km (0.058 R)
• M13: 11,594,583 km (0.065 R)
• M14: 13,945,214 km (0.096 R)
• M15: 14,933,308 km (0.107 R)
• M16: 15,720,193 km (0.11 R)
• M17: 16,280,886 km (0.117 R)
• M18: 18,383,933 km (0.1 R)
• M19: 20,441,203 km (0.029 R)
• M20: 21,792,969 km (0.099 R)
• M21: 25,262,892 km (0.101 R)
• M22: 25,860,685 km (0.118 R)
• M23: 28,164,043 km (0.055 R)
• M24: 29,365,763 km (0.049 R)
• M25: 31,871,378 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.6

Radius: 3.7

Gravity: 40.66 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.43 AU - 12.93 AU

Year: 22536 Days

Day: 17.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 92,332,700 km

• M1: 51,312 km (0.104 R)
• M2: 178,769 km (0.037 R)
• M3: 540,497 km (0.101 R)
• M4: 799,002 km (0.049 R)
• M5: 1,320,052 km (0.056 R)
• M6: 1,919,939 km (0.032 R)
• M7: 2,883,349 km (0.114 R)
• M8: 3,066,008 km (0.089 R)
• M9: 6,908,729 km (0.051 R)
• M10: 7,047,855 km (0.103 R)
• M11: 8,866,217 km (0.094 R)
• M12: 9,593,113 km (0.065 R)
• M13: 15,037,877 km (0.068 R)
• M14: 19,813,191 km (0.098 R)
• M15: 22,642,386 km (0.072 R)
• M16: 23,993,554 km (0.082 R)
• M17: 25,068,863 km (0.118 R)
• M18: 28,725,334 km (0.086 R)
• M19: 30,930,557 km (0.05 R)
• M20: 31,056,368 km (0.094 R)
• M21: 31,182,330 km (0.103 R)
• M22: 31,817,822 km (0.083 R)
• M23: 36,229,612 km (0.039 R)
• M24: 40,278,628 km (0.082 R)
• M25: 42,722,459 km (0.114 R)
• M26: 43,663,729 km (0.077 R)
• M27: 49,776,298 km (0.082 R)
• M28: 49,948,934 km (0.045 R)
• M29: 50,295,552 km (0.094 R)
• M30: 56,434,750 km (0.053 R)
• M31: 58,522,986 km (0.064 R)
• M32: 61,254,494 km (0.096 R)
• M33: 62,250,217 km (0.087 R)
• M34: 68,026,789 km (0.109 R)
• M35: 68,452,545 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.9

Radius: 6.1

Gravity: 24.24 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 10.16 AU - 11.68 AU

Year: 23300 Days

Day: 22.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,332,700 km

• M1: 76,145 km (0.085 R)
• M2: 393,442 km (0.092 R)
• M3: 942,467 km (0.054 R)
• M4: 1,912,010 km (0.057 R)
• M5: 2,541,967 km (0.117 R)
• M6: 3,098,920 km (0.073 R)
• M7: 4,065,322 km (0.103 R)
• M8: 4,344,472 km (0.074 R)
• M9: 7,058,476 km (0.1 R)
• M10: 7,359,916 km (0.114 R)
• M11: 7,828,008 km (0.113 R)
• M12: 8,096,536 km (0.077 R)
• M13: 8,482,798 km (0.085 R)
• M14: 8,823,582 km (0.055 R)
• M15: 9,715,484 km (0.087 R)
• M16: 13,047,926 km (0.072 R)
• M17: 16,451,876 km (0.091 R)
• M18: 17,706,404 km (0.096 R)
• M19: 18,357,005 km (0.073 R)
• M20: 21,957,078 km (0.084 R)
• M21: 22,384,030 km (0.106 R)
• M22: 25,882,526 km (0.082 R)
• M23: 28,829,155 km (0.092 R)
• M24: 34,798,260 km (0.094 R)
• M25: 35,087,582 km (0.088 R)
• M26: 37,309,260 km (0.112 R)
• M27: 40,894,972 km (0.112 R)
• M28: 41,217,205 km (0.098 R)
• M29: 44,025,157 km (0.08 R)
• M30: 45,908,445 km (0.074 R)
• M31: 47,844,690 km (0.038 R)
• M32: 53,401,204 km (0.067 R)
• M33: 55,739,119 km (0.055 R)
• M34: 60,201,026 km (0.062 R)
• M35: 60,617,955 km (0.106 R)
• M36: 75,971,633 km (0.095 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: 318 - 11,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit