🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114

Radius: 12.9

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.46 AU - 1.54 AU

Year: 1246 Days

Day: 13.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,397,906 km

• M1: 160,369 km (0.097 R)
• M2: 685,009 km (0.114 R)
• M3: 1,121,236 km (0.087 R)
• M4: 1,704,668 km (0.111 R)
• M5: 2,408,975 km (0.098 R)
• M6: 3,229,070 km (0.109 R)
• M7: 5,405,719 km (0.067 R)
• M8: 5,820,105 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.9

Radius: 10

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.4 AU - 1.64 AU

Year: 1271 Days

Day: 14.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,397,906 km

• M1: 128,804 km (0.028 R)
• M2: 520,002 km (0.065 R)
• M3: 866,770 km (0.105 R)
• M4: 1,294,171 km (0.117 R)
• M5: 1,801,009 km (0.077 R)
• M6: 2,213,300 km (0.028 R)
• M7: 3,582,420 km (0.05 R)
• M8: 4,721,309 km (0.119 R)
• M9: 6,773,492 km (0.101 R)
• M10: 8,472,924 km (0.055 R)
• M11: 11,077,872 km (0.113 R)
• M12: 11,993,261 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.8

Radius: 9

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.62 AU - 1.68 AU

Year: 1438 Days

Day: 13.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,397,906 km

• M1: 114,592 km (0.036 R)
• M2: 542,442 km (0.06 R)
• M3: 967,001 km (0.106 R)
• M4: 1,419,534 km (0.099 R)
• M5: 2,619,758 km (0.117 R)
• M6: 2,947,676 km (0.112 R)
• M7: 3,302,971 km (0.117 R)
• M8: 5,186,259 km (0.108 R)
• M9: 5,979,128 km (0.112 R)
• M10: 6,952,411 km (0.096 R)
• M11: 7,290,503 km (0.118 R)
• M12: 7,887,697 km (0.027 R)
• M13: 9,682,722 km (0.072 R)
• M14: 10,370,723 km (0.1 R)
• M15: 10,986,019 km (0.107 R)
• M16: 11,807,610 km (0.072 R)
• M17: 12,746,337 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.8

Radius: 11.7

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.23 AU - 3.29 AU

Year: 3110 Days

Day: 12.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,397,906 km

• M1: 146,307 km (0.05 R)
• M2: 546,182 km (0.083 R)
• M3: 1,402,630 km (0.1 R)
• M4: 1,960,480 km (0.041 R)
• M5: 2,575,627 km (0.087 R)
• M6: 3,163,995 km (0.045 R)
• M7: 3,635,228 km (0.094 R)
• M8: 5,653,902 km (0.085 R)
• M9: 6,791,295 km (0.091 R)
• M10: 7,369,640 km (0.108 R)
• M11: 7,793,899 km (0.04 R)
• M12: 8,559,242 km (0.056 R)
• M13: 9,304,240 km (0.087 R)
• M14: 9,872,861 km (0.05 R)
• M15: 10,692,358 km (0.097 R)
• M16: 12,340,029 km (0.103 R)
• M17: 14,197,287 km (0.073 R)
• M18: 16,540,139 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.2

Radius: 8.8

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.76 AU - 4.04 AU

Year: 4252 Days

Day: 13.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,397,906 km

• M1: 109,655 km (0.115 R)
• M2: 450,888 km (0.074 R)
• M3: 864,227 km (0.113 R)
• M4: 1,387,520 km (0.119 R)
• M5: 1,715,439 km (0.063 R)
• M6: 3,158,460 km (0.099 R)
• M7: 4,799,249 km (0.097 R)
• M8: 5,644,178 km (0.118 R)
• M9: 7,662,253 km (0.102 R)
• M10: 8,355,191 km (0.057 R)
• M11: 9,329,671 km (0.064 R)
• M12: 10,596,765 km (0.067 R)
• M13: 18,180,928 km (0.099 R)
• M14: 22,471,844 km (0.119 R)
• M15: 25,125,411 km (0.076 R)
• M16: 27,144,085 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.9

Radius: 9.1

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.91 AU - 4.33 AU

Year: 4671 Days

Day: 8.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,397,906 km

• M1: 114,293 km (0.046 R)
• M2: 525,986 km (0.07 R)
• M3: 1,027,737 km (0.085 R)
• M4: 1,661,135 km (0.103 R)
• M5: 2,014,186 km (0.095 R)
• M6: 3,242,085 km (0.101 R)
• M7: 6,004,709 km (0.106 R)
• M8: 6,449,164 km (0.103 R)
• M9: 9,181,569 km (0.11 R)
• M10: 10,419,192 km (0.071 R)
• M11: 10,769,551 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.7

Radius: 12.2

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.28 AU - 6.44 AU

Year: 8417 Days

Day: 8.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 84,397,906 km

• M1: 151,842 km (0.114 R)
• M2: 609,462 km (0.082 R)
• M3: 1,125,874 km (0.07 R)
• M4: 2,058,616 km (0.047 R)
• M5: 2,585,500 km (0.103 R)
• M6: 3,135,871 km (0.077 R)
• M7: 3,888,647 km (0.097 R)
• M8: 4,501,400 km (0.081 R)
• M9: 5,819,956 km (0.027 R)
• M10: 6,442,881 km (0.027 R)
• M11: 7,822,323 km (0.07 R)
• M12: 8,280,691 km (0.067 R)
• M13: 8,801,292 km (0.084 R)
• M14: 9,576,059 km (0.112 R)
• M15: 10,595,419 km (0.118 R)
• M16: 11,209,518 km (0.085 R)
• M17: 11,632,132 km (0.095 R)
• M18: 13,667,112 km (0.048 R)
• M19: 14,272,086 km (0.117 R)
• M20: 15,149,178 km (0.046 R)
• M21: 15,666,338 km (0.091 R)
• M22: 17,288,727 km (0.108 R)
• M23: 18,068,580 km (0.08 R)
• M24: 20,005,274 km (0.084 R)
• M25: 20,785,876 km (0.115 R)
• M26: 23,164,482 km (0.062 R)
• M27: 24,025,119 km (0.094 R)
• M28: 26,642,184 km (0.073 R)
• M29: 32,223,381 km (0.094 R)
• M30: 35,512,291 km (0.06 R)
• M31: 37,121,066 km (0.041 R)
• M32: 42,493,574 km (0.034 R)
• M33: 42,877,592 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.3

Radius: 3.3

Gravity: 63.2 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9.19 AU - 11.95 AU

Year: 23308 Days

Day: 21.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,397,906 km

• M1: 41,139 km (0.118 R)
• M2: 262,694 km (0.102 R)
• M3: 455,526 km (0.114 R)
• M4: 610,509 km (0.092 R)
• M5: 822,339 km (0.072 R)
• M6: 1,540,858 km (0.105 R)
• M7: 1,646,773 km (0.111 R)
• M8: 2,481,829 km (0.119 R)
• M9: 3,565,665 km (0.114 R)
• M10: 4,383,666 km (0.11 R)
• M11: 5,603,487 km (0.057 R)
• M12: 8,039,689 km (0.073 R)
• M13: 8,198,562 km (0.053 R)
• M14: 8,743,397 km (0.108 R)
• M15: 10,712,704 km (0.118 R)
• M16: 12,039,637 km (0.106 R)
• M17: 12,814,254 km (0.118 R)
• M18: 18,080,548 km (0.106 R)
• M19: 20,048,508 km (0.07 R)
• M20: 21,335,798 km (0.051 R)
• M21: 21,845,179 km (0.085 R)
• M22: 22,677,092 km (0.083 R)
• M23: 23,314,679 km (0.098 R)
• M24: 25,299,094 km (0.083 R)
• M25: 27,512,694 km (0.111 R)
• M26: 28,116,022 km (0.089 R)
• M27: 34,641,930 km (0.115 R)
• M28: 44,871,732 km (0.056 R)
• M29: 50,577,245 km (0.098 R)
• M30: 52,397,103 km (0.104 R)
• M31: 53,323,263 km (0.042 R)
• M32: 59,110,008 km (0.047 R)
• M33: 61,742,482 km (0.058 R)
• M34: 62,775,306 km (0.104 R)
• M35: 63,609,912 km (0.084 R)
• M36: 75,611,401 km (0.11 R)
• M37: 82,888,590 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 15,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit