🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616

Radius: 10.4

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.84 AU - 2.32 AU

Year: 2071 Days

Day: 5.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,497,636 km

• M1: 129,402 km (0.088 R)
• M2: 485,744 km (0.1 R)
• M3: 854,054 km (0.088 R)
• M4: 1,497,774 km (0.085 R)
• M5: 3,057,481 km (0.083 R)
• M6: 3,530,211 km (0.103 R)
• M7: 4,581,734 km (0.085 R)
• M8: 5,903,132 km (0.114 R)
• M9: 6,665,184 km (0.102 R)
• M10: 8,666,354 km (0.092 R)
• M11: 9,481,513 km (0.102 R)
• M12: 10,275,728 km (0.037 R)
• M13: 10,671,115 km (0.084 R)
• M14: 11,723,237 km (0.093 R)
• M15: 12,075,690 km (0.062 R)
• M16: 12,884,416 km (0.104 R)
• M17: 13,302,243 km (0.113 R)
• M18: 13,772,130 km (0.025 R)
• M19: 14,253,087 km (0.103 R)
• M20: 15,202,285 km (0.111 R)
• M21: 16,049,159 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.3

Radius: 11.6

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.33 AU - 4.25 AU

Year: 5093 Days

Day: 8 Hours

Environment

Temp: -212 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,497,636 km

• M1: 144,212 km (0.074 R)
• M2: 810,372 km (0.104 R)
• M3: 1,427,912 km (0.103 R)
• M4: 1,789,789 km (0.118 R)
• M5: 2,214,048 km (0.112 R)
• M6: 2,891,577 km (0.05 R)
• M7: 3,438,208 km (0.063 R)
• M8: 4,052,906 km (0.059 R)
• M9: 5,682,924 km (0.114 R)
• M10: 7,564,117 km (0.077 R)
• M11: 8,131,691 km (0.114 R)
• M12: 9,610,466 km (0.119 R)
• M13: 10,141,240 km (0.108 R)
• M14: 10,784,959 km (0.086 R)
• M15: 11,261,429 km (0.057 R)
• M16: 12,256,404 km (0.116 R)
• M17: 12,880,975 km (0.093 R)
• M18: 14,250,394 km (0.111 R)
• M19: 16,019,090 km (0.054 R)
• M20: 18,599,204 km (0.046 R)
• M21: 19,564,260 km (0.105 R)
• M22: 21,000,399 km (0.095 R)
• M23: 21,594,153 km (0.115 R)
• M24: 25,394,538 km (0.099 R)
• M25: 26,239,018 km (0.094 R)
• M26: 26,841,149 km (0.079 R)
• M27: 28,341,915 km (0.077 R)
• M28: 31,030,189 km (0.068 R)
• M29: 33,884,067 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169

Radius: 9.7

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.27 AU - 4.53 AU

Year: 5316 Days

Day: 5.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,497,636 km

• M1: 121,473 km (0.072 R)
• M2: 473,328 km (0.096 R)
• M3: 818,899 km (0.111 R)
• M4: 1,146,368 km (0.096 R)
• M5: 1,522,158 km (0.078 R)
• M6: 1,895,555 km (0.109 R)
• M7: 2,542,416 km (0.079 R)
• M8: 3,140,059 km (0.08 R)
• M9: 3,601,270 km (0.097 R)
• M10: 4,659,525 km (0.103 R)
• M11: 5,431,300 km (0.036 R)
• M12: 6,703,181 km (0.049 R)
• M13: 7,138,661 km (0.099 R)
• M14: 7,562,023 km (0.099 R)
• M15: 8,066,467 km (0.113 R)
• M16: 10,387,627 km (0.117 R)
• M17: 13,032,817 km (0.079 R)
• M18: 14,702,928 km (0.105 R)
• M19: 15,290,099 km (0.088 R)
• M20: 15,639,709 km (0.076 R)
• M21: 16,355,086 km (0.095 R)
• M22: 18,350,722 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.9

Radius: 14

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.07 AU - 4.25 AU

Year: 5857 Days

Day: 14.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,497,636 km

• M1: 174,132 km (0.094 R)
• M2: 826,079 km (0.091 R)
• M3: 1,427,313 km (0.094 R)
• M4: 1,963,173 km (0.082 R)
• M5: 2,586,398 km (0.111 R)
• M6: 3,228,920 km (0.046 R)
• M7: 4,506,337 km (0.051 R)
• M8: 5,209,596 km (0.089 R)
• M9: 6,126,332 km (0.117 R)
• M10: 8,386,008 km (0.102 R)
• M11: 10,118,800 km (0.104 R)
• M12: 10,774,338 km (0.042 R)
• M13: 12,353,194 km (0.09 R)
• M14: 14,537,771 km (0.052 R)
• M15: 15,373,276 km (0.088 R)
• M16: 16,574,098 km (0.109 R)
• M17: 18,733,393 km (0.098 R)
• M18: 20,552,503 km (0.075 R)
• M19: 22,009,138 km (0.088 R)
• M20: 23,041,214 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.9

Radius: 10.6

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.64 AU - 4.94 AU

Year: 7236 Days

Day: 8.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,497,636 km

• M1: 132,693 km (0.096 R)
• M2: 645,964 km (0.117 R)
• M3: 2,021,366 km (0.029 R)
• M4: 4,506,037 km (0.106 R)
• M5: 7,786,868 km (0.077 R)
• M6: 8,832,408 km (0.028 R)
• M7: 9,370,811 km (0.109 R)
• M8: 11,118,413 km (0.052 R)
• M9: 11,618,967 km (0.097 R)
• M10: 13,725,904 km (0.102 R)
• M11: 14,744,965 km (0.097 R)
• M12: 16,023,129 km (0.112 R)
• M13: 19,871,983 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.4

Radius: 4.2

Gravity: 42.82 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.85 AU - 7.87 AU

Year: 15211 Days

Day: 19.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,497,636 km

• M1: 52,509 km (0.069 R)
• M2: 273,166 km (0.051 R)
• M3: 433,983 km (0.1 R)
• M4: 1,732,343 km (0.118 R)
• M5: 2,059,065 km (0.066 R)
• M6: 2,298,870 km (0.115 R)
• M7: 4,303,931 km (0.091 R)
• M8: 7,066,106 km (0.101 R)
• M9: 7,894,130 km (0.081 R)
• M10: 8,086,513 km (0.088 R)
• M11: 8,581,383 km (0.082 R)
• M12: 10,186,717 km (0.105 R)
• M13: 10,588,238 km (0.104 R)
• M14: 11,918,911 km (0.099 R)
• M15: 13,907,665 km (0.105 R)
• M16: 22,499,969 km (0.104 R)
• M17: 25,407,104 km (0.111 R)
• M18: 27,004,660 km (0.116 R)
• M19: 31,229,154 km (0.096 R)
• M20: 50,187,393 km (0.1 R)
• M21: 57,773,351 km (0.074 R)
• M22: 60,897,703 km (0.1 R)
• M23: 61,837,626 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 16,765 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit