🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.8

Radius: 9.7

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.46 AU - 0.68 AU

Year: 302 Days

Day: 13 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,274,956 km

• M1: 120,576 km (0.073 R)
• M2: 495,019 km (0.099 R)
• M3: 822,339 km (0.103 R)
• M4: 1,153,250 km (0.119 R)
• M5: 1,702,125 km (0.104 R)
• M6: 2,373,520 km (0.118 R)
• M7: 3,022,027 km (0.117 R)
• M8: 4,223,896 km (0.068 R)
• M9: 4,586,072 km (0.105 R)
• M10: 4,954,532 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.4

Radius: 10.9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.55 AU - 0.79 AU

Year: 385 Days

Day: 14.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,274,956 km

• M1: 138,827 km (0.101 R)
• M2: 485,295 km (0.082 R)
• M3: 873,203 km (0.101 R)
• M4: 1,518,269 km (0.111 R)
• M5: 1,959,732 km (0.11 R)
• M6: 2,331,333 km (0.091 R)
• M7: 2,933,913 km (0.053 R)
• M8: 3,777,197 km (0.05 R)
• M9: 4,332,953 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.2

Radius: 9

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.9 AU - 1.28 AU

Year: 800 Days

Day: 8.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,274,956 km

• M1: 111,899 km (0.097 R)
• M2: 428,897 km (0.116 R)
• M3: 733,478 km (0.058 R)
• M4: 1,194,988 km (0.106 R)
• M5: 1,595,760 km (0.115 R)
• M6: 2,124,290 km (0.091 R)
• M7: 2,765,317 km (0.082 R)
• M8: 3,229,668 km (0.045 R)
• M9: 3,954,171 km (0.032 R)
• M10: 4,748,536 km (0.061 R)
• M11: 5,174,590 km (0.118 R)
• M12: 8,646,308 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.9

Radius: 11.6

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.55 AU - 1.99 AU

Year: 1655 Days

Day: 10 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,274,956 km

• M1: 148,251 km (0.059 R)
• M2: 597,195 km (0.108 R)
• M3: 1,419,534 km (0.078 R)
• M4: 1,860,549 km (0.081 R)
• M5: 2,482,726 km (0.069 R)
• M6: 3,070,795 km (0.117 R)
• M7: 3,979,603 km (0.1 R)
• M8: 5,017,064 km (0.116 R)
• M9: 5,407,813 km (0.077 R)
• M10: 5,936,791 km (0.109 R)
• M11: 6,627,335 km (0.062 R)
• M12: 8,109,701 km (0.071 R)
• M13: 8,558,345 km (0.04 R)
• M14: 9,669,558 km (0.096 R)
• M15: 10,520,620 km (0.063 R)
• M16: 11,236,745 km (0.113 R)
• M17: 13,251,529 km (0.086 R)
• M18: 14,648,623 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.6

Radius: 4.7

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.99 AU - 7.03 AU

Year: 13046 Days

Day: 22.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,274,956 km

• M1: 59,241 km (0.111 R)
• M2: 264,938 km (0.115 R)
• M3: 560,244 km (0.117 R)
• M4: 1,495,081 km (0.051 R)
• M5: 2,133,116 km (0.078 R)
• M6: 2,988,367 km (0.099 R)
• M7: 3,821,178 km (0.111 R)
• M8: 6,799,672 km (0.05 R)
• M9: 7,848,951 km (0.045 R)
• M10: 8,118,676 km (0.094 R)
• M11: 9,148,807 km (0.067 R)
• M12: 9,485,403 km (0.075 R)
• M13: 10,708,365 km (0.117 R)
• M14: 11,379,012 km (0.068 R)
• M15: 13,947,309 km (0.114 R)
• M16: 16,545,225 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.9

Radius: 6.9

Gravity: 17.77 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.84 AU - 10.86 AU

Year: 21730 Days

Day: 19.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 86,274,956 km

• M1: 90,507 km (0.111 R)
• M2: 307,424 km (0.107 R)
• M3: 705,354 km (0.074 R)
• M4: 978,819 km (0.084 R)
• M5: 1,368,970 km (0.095 R)
• M6: 1,635,853 km (0.078 R)
• M7: 1,897,948 km (0.073 R)
• M8: 2,883,649 km (0.118 R)
• M9: 3,127,194 km (0.091 R)
• M10: 3,686,989 km (0.096 R)
• M11: 4,630,952 km (0.088 R)
• M12: 5,317,307 km (0.033 R)
• M13: 5,726,906 km (0.112 R)
• M14: 7,939,757 km (0.071 R)
• M15: 9,617,647 km (0.065 R)
• M16: 9,857,901 km (0.082 R)
• M17: 10,102,195 km (0.078 R)
• M18: 12,415,726 km (0.074 R)
• M19: 13,210,090 km (0.065 R)
• M20: 14,979,983 km (0.093 R)
• M21: 15,384,795 km (0.083 R)
• M22: 15,796,787 km (0.075 R)
• M23: 16,989,531 km (0.114 R)
• M24: 18,332,770 km (0.116 R)
• M25: 22,892,214 km (0.036 R)
• M26: 30,803,698 km (0.059 R)
• M27: 31,855,221 km (0.097 R)
• M28: 32,524,522 km (0.113 R)
• M29: 33,891,248 km (0.025 R)
• M30: 40,986,974 km (0.115 R)
• M31: 44,049,392 km (0.118 R)
• M32: 45,383,207 km (0.1 R)
• M33: 48,306,648 km (0.065 R)
• M34: 50,444,103 km (0.109 R)
• M35: 55,868,671 km (0.067 R)
• M36: 56,841,656 km (0.115 R)
• M37: 58,821,284 km (0.114 R)
• M38: 62,083,715 km (0.094 R)
• M39: 76,818,058 km (0.057 R)
• M40: 78,020,675 km (0.097 R)
• M41: 82,454,307 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 15,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit