🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.4

Radius: 13.4

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.63 AU - 0.81 AU

Year: 422 Days

Day: 8.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,625,198 km

• M1: 166,652 km (0.095 R)
• M2: 610,659 km (0.045 R)
• M3: 1,048,531 km (0.077 R)
• M4: 1,567,038 km (0.091 R)
• M5: 2,169,319 km (0.057 R)
• M6: 2,624,096 km (0.096 R)
• M7: 3,163,397 km (0.075 R)
• M8: 4,161,663 km (0.089 R)
• M9: 4,626,613 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.8

Radius: 11.3

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.57 AU - 0.87 AU

Year: 422 Days

Day: 13.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,625,198 km

• M1: 140,772 km (0.092 R)
• M2: 516,861 km (0.116 R)
• M3: 1,352,066 km (0.118 R)
• M4: 1,766,452 km (0.097 R)
• M5: 2,396,707 km (0.104 R)
• M6: 2,973,258 km (0.061 R)
• M7: 3,347,552 km (0.082 R)
• M8: 3,857,231 km (0.093 R)
• M9: 4,279,097 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.2

Radius: 10.8

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.79 AU - 2.55 AU

Year: 2206 Days

Day: 6.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,625,198 km

• M1: 142,268 km (0.098 R)
• M2: 498,460 km (0.061 R)
• M3: 980,464 km (0.103 R)
• M4: 1,386,772 km (0.088 R)
• M5: 1,722,919 km (0.038 R)
• M6: 2,192,058 km (0.093 R)
• M7: 2,536,581 km (0.083 R)
• M8: 3,215,606 km (0.05 R)
• M9: 4,664,013 km (0.115 R)
• M10: 5,709,253 km (0.085 R)
• M11: 6,341,753 km (0.025 R)
• M12: 7,377,569 km (0.084 R)
• M13: 7,778,192 km (0.096 R)
• M14: 8,964,054 km (0.057 R)
• M15: 10,304,451 km (0.1 R)
• M16: 11,082,509 km (0.084 R)
• M17: 11,445,135 km (0.117 R)
• M18: 14,929,419 km (0.109 R)
• M19: 15,372,228 km (0.088 R)
• M20: 16,648,448 km (0.118 R)
• M21: 17,339,440 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.5

Radius: 11.8

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.25 AU - 4.75 AU

Year: 5522 Days

Day: 10.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,625,198 km

• M1: 146,756 km (0.058 R)
• M2: 522,845 km (0.106 R)
• M3: 979,417 km (0.096 R)
• M4: 1,669,811 km (0.074 R)
• M5: 2,154,808 km (0.119 R)
• M6: 3,003,626 km (0.116 R)
• M7: 5,639,541 km (0.077 R)
• M8: 6,454,699 km (0.04 R)
• M9: 7,485,728 km (0.092 R)
• M10: 8,207,089 km (0.093 R)
• M11: 9,872,562 km (0.104 R)
• M12: 11,705,734 km (0.115 R)
• M13: 12,479,305 km (0.047 R)
• M14: 13,183,911 km (0.081 R)
• M15: 15,629,387 km (0.11 R)
• M16: 16,567,515 km (0.09 R)
• M17: 18,298,961 km (0.109 R)
• M18: 20,284,723 km (0.109 R)
• M19: 21,117,983 km (0.1 R)
• M20: 22,118,644 km (0.095 R)
• M21: 23,602,804 km (0.111 R)
• M22: 25,790,673 km (0.057 R)
• M23: 27,434,006 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.1

Radius: 10.4

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.53 AU - 5.85 AU

Year: 8161 Days

Day: 14.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,625,198 km

• M1: 130,150 km (0.106 R)
• M2: 810,820 km (0.079 R)
• M3: 1,134,849 km (0.091 R)
• M4: 1,536,520 km (0.082 R)
• M5: 2,061,159 km (0.093 R)
• M6: 2,534,487 km (0.05 R)
• M7: 3,004,972 km (0.077 R)
• M8: 3,765,678 km (0.061 R)
• M9: 4,878,387 km (0.071 R)
• M10: 5,385,823 km (0.058 R)
• M11: 6,381,845 km (0.032 R)
• M12: 8,545,629 km (0.076 R)
• M13: 9,689,903 km (0.054 R)
• M14: 11,898,566 km (0.111 R)
• M15: 12,474,966 km (0.057 R)
• M16: 12,819,640 km (0.108 R)
• M17: 14,316,217 km (0.067 R)
• M18: 14,748,854 km (0.054 R)
• M19: 15,640,308 km (0.081 R)
• M20: 18,151,158 km (0.067 R)
• M21: 19,766,965 km (0.089 R)
• M22: 20,303,722 km (0.035 R)
• M23: 22,767,150 km (0.086 R)
• M24: 24,490,518 km (0.094 R)
• M25: 25,739,660 km (0.071 R)
• M26: 26,948,710 km (0.117 R)
• M27: 27,608,885 km (0.087 R)
• M28: 28,279,682 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783.8

Radius: 6.3

Gravity: 19.75 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.82 AU - 9.82 AU

Year: 19640 Days

Day: 22.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 78,625,198 km

• M1: 78,539 km (0.096 R)
• M2: 312,959 km (0.102 R)
• M3: 528,828 km (0.101 R)
• M4: 937,679 km (0.06 R)
• M5: 1,164,171 km (0.087 R)
• M6: 2,033,933 km (0.082 R)
• M7: 3,331,844 km (0.087 R)
• M8: 3,897,922 km (0.114 R)
• M9: 4,253,666 km (0.045 R)
• M10: 4,993,128 km (0.085 R)
• M11: 6,323,352 km (0.05 R)
• M12: 6,588,440 km (0.109 R)
• M13: 8,026,823 km (0.11 R)
• M14: 9,206,552 km (0.042 R)
• M15: 9,662,975 km (0.101 R)
• M16: 11,186,480 km (0.097 R)
• M17: 11,444,387 km (0.086 R)
• M18: 11,772,156 km (0.107 R)
• M19: 12,106,208 km (0.104 R)
• M20: 14,320,555 km (0.12 R)
• M21: 23,808,202 km (0.064 R)
• M22: 26,446,660 km (0.028 R)
• M23: 30,508,990 km (0.1 R)
• M24: 31,266,553 km (0.037 R)
• M25: 36,499,337 km (0.067 R)
• M26: 38,952,294 km (0.104 R)
• M27: 42,755,819 km (0.026 R)
• M28: 45,479,249 km (0.083 R)
• M29: 47,976,187 km (0.114 R)
• M30: 48,828,446 km (0.091 R)
• M31: 50,563,183 km (0.076 R)
• M32: 57,530,105 km (0.116 R)
• M33: 61,042,663 km (0.05 R)
• M34: 62,043,024 km (0.089 R)
• M35: 66,154,572 km (0.072 R)
• M36: 67,209,985 km (0.062 R)
• M37: 70,006,867 km (0.091 R)
• M38: 72,433,195 km (0.083 R)
• M39: 73,104,440 km (0.101 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 11,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit