🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.6

Radius: 12.4

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.85 AU - 1.37 AU

Year: 755 Days

Day: 5.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,880,598 km

• M1: 205,398 km (0.115 R)
• M2: 442,660 km (0.025 R)
• M3: 698,622 km (0.106 R)
• M4: 1,040,304 km (0.046 R)
• M5: 1,296,116 km (0.075 R)
• M6: 1,577,360 km (0.077 R)
• M7: 2,192,207 km (0.113 R)
• M8: 3,255,848 km (0.093 R)
• M9: 3,572,248 km (0.107 R)
• M10: 3,806,069 km (0.103 R)
• M11: 4,092,399 km (0.118 R)
• M12: 4,601,481 km (0.101 R)
• M13: 5,028,583 km (0.078 R)
• M14: 5,527,641 km (0.104 R)
• M15: 6,189,014 km (0.115 R)
• M16: 6,888,683 km (0.091 R)
• M17: 7,230,364 km (0.057 R)
• M18: 7,488,421 km (0.044 R)
• M19: 7,719,849 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.4

Radius: 11.6

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.86 AU - 4.1 AU

Year: 5127 Days

Day: 10.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,880,598 km

• M1: 165,156 km (0.047 R)
• M2: 577,897 km (0.101 R)
• M3: 804,537 km (0.044 R)
• M4: 1,421,479 km (0.047 R)
• M5: 2,107,086 km (0.083 R)
• M6: 2,504,867 km (0.055 R)
• M7: 2,892,774 km (0.068 R)
• M8: 3,211,268 km (0.106 R)
• M9: 3,954,919 km (0.065 R)
• M10: 4,385,761 km (0.115 R)
• M11: 5,044,291 km (0.103 R)
• M12: 5,951,153 km (0.094 R)
• M13: 7,280,031 km (0.098 R)
• M14: 8,527,827 km (0.081 R)
• M15: 9,330,419 km (0.067 R)
• M16: 10,051,780 km (0.11 R)
• M17: 10,288,294 km (0.042 R)
• M18: 11,766,471 km (0.094 R)
• M19: 12,642,217 km (0.104 R)
• M20: 14,347,633 km (0.053 R)
• M21: 15,496,395 km (0.107 R)
• M22: 16,162,255 km (0.08 R)
• M23: 16,424,949 km (0.097 R)
• M24: 17,497,266 km (0.097 R)
• M25: 19,785,814 km (0.078 R)
• M26: 20,749,524 km (0.112 R)
• M27: 21,004,588 km (0.098 R)
• M28: 21,519,654 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 12.8

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.32 AU - 5.96 AU

Year: 8648 Days

Day: 13.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,880,598 km

• M1: 223,798 km (0.092 R)
• M2: 586,274 km (0.062 R)
• M3: 936,632 km (0.057 R)
• M4: 1,368,222 km (0.099 R)
• M5: 2,120,400 km (0.093 R)
• M6: 2,452,956 km (0.108 R)
• M7: 4,770,078 km (0.073 R)
• M8: 9,146,713 km (0.082 R)
• M9: 16,442,452 km (0.082 R)
• M10: 17,419,475 km (0.1 R)
• M11: 18,871,023 km (0.082 R)
• M12: 20,474,413 km (0.116 R)
• M13: 25,680,419 km (0.06 R)
• M14: 25,943,113 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.3

Radius: 3.3

Gravity: 19.59 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.61 AU - 10.4 AU

Year: 17433 Days

Day: 15.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 34,880,598 km

• M1: 245,789 km (0.119 R)
• M2: 729,439 km (0.079 R)
• M3: 923,468 km (0.048 R)
• M4: 1,352,365 km (0.089 R)
• M5: 1,632,861 km (0.028 R)
• M6: 2,094,819 km (0.102 R)
• M7: 3,268,564 km (0.067 R)
• M8: 3,887,001 km (0.099 R)
• M9: 4,855,797 km (0.113 R)
• M10: 5,068,675 km (0.048 R)
• M11: 5,899,990 km (0.084 R)
• M12: 6,723,826 km (0.096 R)
• M13: 9,520,109 km (0.091 R)
• M14: 12,366,807 km (0.09 R)
• M15: 13,050,021 km (0.078 R)
• M16: 13,248,687 km (0.113 R)
• M17: 16,022,231 km (0.084 R)
• M18: 16,132,186 km (0.08 R)
• M19: 18,290,434 km (0.116 R)
• M20: 18,525,602 km (0.107 R)
• M21: 24,619,322 km (0.036 R)
• M22: 24,687,239 km (0.057 R)
• M23: 25,234,917 km (0.042 R)
• M24: 27,342,452 km (0.107 R)
• M25: 28,136,368 km (0.107 R)
• M26: 28,209,072 km (0.113 R)
• M27: 30,662,178 km (0.068 R)
• M28: 31,042,755 km (0.112 R)
• M29: 31,119,199 km (0.12 R)
• M30: 33,059,933 km (0.074 R)
• M31: 34,413,195 km (0.117 R)
• M32: 35,875,664 km (0.096 R)
• M33: 36,950,824 km (0.071 R)
• M34: 38,380,830 km (0.053 R)
• M35: 43,464,165 km (0.08 R)
• M36: 43,554,522 km (0.086 R)
• M37: 43,917,148 km (0.063 R)
• M38: 46,124,464 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.7

Radius: 7.2

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 10.74 AU - 11.24 AU

Year: 23524 Days

Day: 22.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,880,598 km

• M1: 219,011 km (0.066 R)
• M2: 1,118,842 km (0.106 R)
• M3: 1,697,786 km (0.116 R)
• M4: 1,835,267 km (0.045 R)
• M5: 2,405,384 km (0.097 R)
• M6: 3,519,739 km (0.101 R)
• M7: 3,924,401 km (0.111 R)
• M8: 4,750,032 km (0.081 R)
• M9: 5,008,088 km (0.106 R)
• M10: 6,255,884 km (0.067 R)
• M11: 7,579,975 km (0.051 R)
• M12: 8,822,086 km (0.078 R)
• M13: 9,569,477 km (0.106 R)
• M14: 11,472,661 km (0.103 R)
• M15: 12,530,916 km (0.053 R)
• M16: 15,061,364 km (0.101 R)
• M17: 17,578,348 km (0.104 R)
• M18: 19,192,659 km (0.112 R)
• M19: 20,663,655 km (0.055 R)
• M20: 26,060,996 km (0.11 R)
• M21: 29,728,986 km (0.113 R)
• M22: 30,439,726 km (0.109 R)
• M23: 33,230,624 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 10,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit