🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 10.5

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.57 AU - 0.73 AU

Year: 349 Days

Day: 11 Hours

Environment

Temp: -157 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,949,375 km

• M1: 131,048 km (0.109 R)
• M2: 536,159 km (0.116 R)
• M3: 985,700 km (0.107 R)
• M4: 1,400,984 km (0.102 R)
• M5: 1,972,448 km (0.087 R)
• M6: 2,644,442 km (0.119 R)
• M7: 3,241,337 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.4

Radius: 9.2

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.81 AU - 0.83 AU

Year: 495 Days

Day: 13.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 59,949,375 km

• M1: 121,473 km (0.104 R)
• M2: 706,401 km (0.062 R)
• M3: 994,676 km (0.073 R)
• M4: 1,683,275 km (0.056 R)
• M5: 1,974,393 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.5

Radius: 14.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.65 AU - 2.51 AU

Year: 2000 Days

Day: 13.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,949,375 km

• M1: 175,329 km (0.086 R)
• M2: 658,380 km (0.087 R)
• M3: 3,088,897 km (0.099 R)
• M4: 5,157,985 km (0.082 R)
• M5: 6,450,062 km (0.081 R)
• M6: 6,999,236 km (0.119 R)
• M7: 8,274,109 km (0.099 R)
• M8: 9,945,865 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.7

Radius: 6.5

Gravity: 18.81 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.66 AU - 7.56 AU

Year: 10071 Days

Day: 18.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,949,375 km

• M1: 80,932 km (0.047 R)
• M2: 351,555 km (0.1 R)
• M3: 918,531 km (0.062 R)
• M4: 1,417,889 km (0.12 R)
• M5: 1,880,146 km (0.101 R)
• M6: 2,191,908 km (0.064 R)
• M7: 2,660,897 km (0.112 R)
• M8: 3,462,144 km (0.099 R)
• M9: 4,297,348 km (0.119 R)
• M10: 4,777,558 km (0.055 R)
• M11: 7,062,815 km (0.041 R)
• M12: 7,267,315 km (0.099 R)
• M13: 8,169,989 km (0.089 R)
• M14: 9,487,048 km (0.054 R)
• M15: 10,352,322 km (0.043 R)
• M16: 13,201,862 km (0.104 R)
• M17: 17,559,798 km (0.04 R)
• M18: 18,860,701 km (0.116 R)
• M19: 21,911,600 km (0.106 R)
• M20: 22,700,579 km (0.109 R)
• M21: 27,231,151 km (0.099 R)
• M22: 31,328,936 km (0.099 R)
• M23: 34,865,429 km (0.119 R)
• M24: 35,102,243 km (0.05 R)
• M25: 36,913,424 km (0.115 R)
• M26: 40,852,037 km (0.045 R)
• M27: 43,536,421 km (0.09 R)
• M28: 48,660,597 km (0.029 R)
• M29: 50,303,032 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.6

Radius: 6.1

Gravity: 19.96 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.65 AU - 8.45 AU

Year: 12483 Days

Day: 19.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 59,949,375 km

• M1: 88,113 km (0.068 R)
• M2: 331,958 km (0.053 R)
• M3: 674,686 km (0.12 R)
• M4: 977,323 km (0.113 R)
• M5: 1,630,617 km (0.103 R)
• M6: 2,457,893 km (0.059 R)
• M7: 2,648,032 km (0.088 R)
• M8: 2,870,933 km (0.115 R)
• M9: 3,228,920 km (0.107 R)
• M10: 3,751,915 km (0.104 R)
• M11: 4,360,329 km (0.113 R)
• M12: 5,032,173 km (0.11 R)
• M13: 5,697,734 km (0.099 R)
• M14: 6,224,468 km (0.089 R)
• M15: 7,418,110 km (0.103 R)
• M16: 10,087,833 km (0.083 R)
• M17: 11,430,923 km (0.035 R)
• M18: 11,784,572 km (0.087 R)
• M19: 12,267,325 km (0.073 R)
• M20: 12,952,632 km (0.093 R)
• M21: 13,143,819 km (0.088 R)
• M22: 14,061,302 km (0.097 R)
• M23: 16,690,634 km (0.114 R)
• M24: 18,160,284 km (0.071 R)
• M25: 22,897,899 km (0.113 R)
• M26: 25,300,141 km (0.117 R)
• M27: 25,599,188 km (0.079 R)
• M28: 30,711,396 km (0.106 R)
• M29: 31,971,758 km (0.092 R)
• M30: 36,337,622 km (0.074 R)
• M31: 38,006,985 km (0.04 R)
• M32: 40,266,361 km (0.075 R)
• M33: 45,932,381 km (0.053 R)
• M34: 48,034,679 km (0.045 R)
• M35: 48,493,347 km (0.119 R)
• M36: 48,955,006 km (0.11 R)
• M37: 52,268,598 km (0.112 R)
• M38: 52,591,879 km (0.088 R)
• M39: 54,393,187 km (0.073 R)
• M40: 55,728,797 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.7

Radius: 5.9

Gravity: 19.96 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.68 AU - 8.46 AU

Year: 13889 Days

Day: 20 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,949,375 km

• M1: 76,445 km (0.053 R)
• M2: 263,591 km (0.108 R)
• M3: 464,950 km (0.075 R)
• M4: 953,986 km (0.051 R)
• M5: 1,318,556 km (0.107 R)
• M6: 1,533,677 km (0.104 R)
• M7: 2,017,028 km (0.071 R)
• M8: 3,155,767 km (0.1 R)
• M9: 8,156,973 km (0.119 R)
• M10: 8,688,196 km (0.1 R)
• M11: 9,397,289 km (0.087 R)
• M12: 9,659,684 km (0.084 R)
• M13: 9,981,020 km (0.073 R)
• M14: 15,622,805 km (0.051 R)
• M15: 21,776,513 km (0.09 R)
• M16: 23,945,234 km (0.119 R)
• M17: 28,706,784 km (0.059 R)
• M18: 34,309,673 km (0.098 R)
• M19: 38,025,236 km (0.065 R)
• M20: 42,284,137 km (0.113 R)
• M21: 46,394,638 km (0.073 R)
• M22: 57,819,577 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 11,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit