🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.7

Radius: 9.9

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.03 AU - 1.71 AU

Year: 1088 Days

Day: 14.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,066,889 km

• M1: 123,119 km (0.034 R)
• M2: 495,319 km (0.112 R)
• M3: 999,164 km (0.08 R)
• M4: 1,501,663 km (0.072 R)
• M5: 1,955,843 km (0.083 R)
• M6: 2,561,265 km (0.074 R)
• M7: 3,229,070 km (0.094 R)
• M8: 3,992,019 km (0.101 R)
• M9: 5,594,811 km (0.113 R)
• M10: 6,528,451 km (0.109 R)
• M11: 7,206,429 km (0.111 R)
• M12: 8,200,656 km (0.069 R)
• M13: 8,702,407 km (0.095 R)
• M14: 10,267,949 km (0.112 R)
• M15: 10,818,170 km (0.112 R)
• M16: 11,252,153 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.8

Radius: 9.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.18 AU - 2.52 AU

Year: 2443 Days

Day: 6.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,066,889 km

• M1: 115,639 km (0.052 R)
• M2: 437,125 km (0.093 R)
• M3: 724,054 km (0.089 R)
• M4: 1,081,443 km (0.116 R)
• M5: 2,464,176 km (0.116 R)
• M6: 2,803,165 km (0.111 R)
• M7: 3,591,845 km (0.075 R)
• M8: 4,791,919 km (0.115 R)
• M9: 6,264,261 km (0.109 R)
• M10: 6,849,488 km (0.059 R)
• M11: 8,530,819 km (0.073 R)
• M12: 9,847,878 km (0.104 R)
• M13: 10,139,893 km (0.1 R)
• M14: 10,912,417 km (0.103 R)
• M15: 11,579,773 km (0.114 R)
• M16: 12,841,631 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925

Radius: 11.3

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.54 AU - 2.76 AU

Year: 2926 Days

Day: 7.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,066,889 km

• M1: 140,622 km (0.064 R)
• M2: 507,586 km (0.063 R)
• M3: 1,028,785 km (0.117 R)
• M4: 1,475,334 km (0.108 R)
• M5: 1,947,465 km (0.064 R)
• M6: 2,489,159 km (0.034 R)
• M7: 3,292,350 km (0.037 R)
• M8: 3,734,711 km (0.116 R)
• M9: 4,086,864 km (0.066 R)
• M10: 4,668,950 km (0.069 R)
• M11: 5,254,775 km (0.085 R)
• M12: 5,888,920 km (0.097 R)
• M13: 6,904,690 km (0.045 R)
• M14: 7,932,128 km (0.052 R)
• M15: 10,572,231 km (0.115 R)
• M16: 11,154,765 km (0.115 R)
• M17: 12,984,497 km (0.061 R)
• M18: 13,555,961 km (0.104 R)
• M19: 16,011,311 km (0.085 R)
• M20: 18,689,262 km (0.082 R)
• M21: 19,418,103 km (0.11 R)
• M22: 20,483,090 km (0.053 R)
• M23: 21,062,333 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591

Radius: 14.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.43 AU - 5.49 AU

Year: 8653 Days

Day: 5.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,066,889 km

• M1: 184,305 km (0.105 R)
• M2: 721,361 km (0.026 R)
• M3: 1,772,286 km (0.119 R)
• M4: 2,389,826 km (0.115 R)
• M5: 3,346,205 km (0.089 R)
• M6: 3,963,745 km (0.105 R)
• M7: 5,716,583 km (0.098 R)
• M8: 6,639,602 km (0.069 R)
• M9: 7,463,438 km (0.085 R)
• M10: 8,481,302 km (0.078 R)
• M11: 9,315,459 km (0.102 R)
• M12: 10,743,072 km (0.102 R)
• M13: 11,932,973 km (0.087 R)
• M14: 15,008,107 km (0.107 R)
• M15: 15,707,178 km (0.081 R)
• M16: 16,228,975 km (0.093 R)
• M17: 16,897,678 km (0.116 R)
• M18: 18,433,599 km (0.089 R)
• M19: 20,520,789 km (0.064 R)
• M20: 21,223,899 km (0.114 R)
• M21: 23,430,318 km (0.102 R)
• M22: 28,680,156 km (0.027 R)
• M23: 33,044,823 km (0.116 R)
• M24: 37,485,636 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.6

Radius: 5.7

Gravity: 15.72 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.2 AU - 7.1 AU

Year: 11631 Days

Day: 15.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,066,889 km

• M1: 70,909 km (0.116 R)
• M2: 726,148 km (0.048 R)
• M3: 1,353,861 km (0.093 R)
• M4: 1,585,438 km (0.097 R)
• M5: 2,058,915 km (0.086 R)
• M6: 2,424,084 km (0.114 R)
• M7: 3,259,289 km (0.068 R)
• M8: 3,626,851 km (0.115 R)
• M9: 4,896,638 km (0.068 R)
• M10: 5,279,907 km (0.115 R)
• M11: 5,512,682 km (0.081 R)
• M12: 6,034,479 km (0.085 R)
• M13: 6,362,996 km (0.047 R)
• M14: 6,819,569 km (0.064 R)
• M15: 7,712,817 km (0.037 R)
• M16: 9,729,098 km (0.111 R)
• M17: 11,289,703 km (0.106 R)
• M18: 13,373,900 km (0.071 R)
• M19: 16,322,773 km (0.087 R)
• M20: 26,631,263 km (0.055 R)
• M21: 26,923,578 km (0.093 R)
• M22: 27,316,422 km (0.107 R)
• M23: 28,824,219 km (0.047 R)
• M24: 36,718,349 km (0.065 R)
• M25: 42,933,990 km (0.109 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: 233 - 13,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit