🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.2

Radius: 11.2

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.6 AU - 0.78 AU

Year: 396 Days

Day: 14 Hours

Environment

Temp: -167 °C

Axial Tilt: 93.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,323,547 km

• M1: 139,276 km (0.086 R)
• M2: 552,465 km (0.109 R)
• M3: 1,152,801 km (0.09 R)
• M4: 1,764,806 km (0.081 R)
• M5: 2,133,714 km (0.04 R)
• M6: 2,487,065 km (0.041 R)
• M7: 3,267,666 km (0.057 R)
• M8: 3,665,447 km (0.119 R)
• M9: 4,028,072 km (0.105 R)
• M10: 4,544,335 km (0.099 R)
• M11: 5,393,302 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.4

Radius: 12.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.65 AU - 0.85 AU

Year: 448 Days

Day: 14.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 49,323,547 km

• M1: 191,186 km (0.096 R)
• M2: 863,030 km (0.08 R)
• M3: 1,436,439 km (0.08 R)
• M4: 1,852,770 km (0.032 R)
• M5: 2,336,270 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.6

Radius: 11.2

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.69 AU - 2.61 AU

Year: 2176 Days

Day: 7.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,323,547 km

• M1: 140,622 km (0.117 R)
• M2: 494,122 km (0.079 R)
• M3: 1,278,912 km (0.085 R)
• M4: 1,837,511 km (0.08 R)
• M5: 2,347,340 km (0.072 R)
• M6: 3,019,932 km (0.103 R)
• M7: 3,800,384 km (0.115 R)
• M8: 6,711,858 km (0.073 R)
• M9: 7,684,693 km (0.09 R)
• M10: 9,316,955 km (0.093 R)
• M11: 10,693,106 km (0.118 R)
• M12: 11,100,312 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.5

Radius: 13.3

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.6 AU - 3.12 AU

Year: 3339 Days

Day: 7.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,323,547 km

• M1: 165,455 km (0.097 R)
• M2: 664,215 km (0.09 R)
• M3: 1,139,637 km (0.107 R)
• M4: 1,767,200 km (0.116 R)
• M5: 2,499,182 km (0.112 R)
• M6: 3,157,263 km (0.116 R)
• M7: 3,651,834 km (0.093 R)
• M8: 4,262,193 km (0.062 R)
• M9: 5,108,169 km (0.032 R)
• M10: 7,134,173 km (0.092 R)
• M11: 9,169,751 km (0.049 R)
• M12: 9,687,061 km (0.082 R)
• M13: 10,184,623 km (0.1 R)
• M14: 11,652,777 km (0.12 R)
• M15: 12,216,162 km (0.095 R)
• M16: 13,586,030 km (0.084 R)
• M17: 14,554,676 km (0.118 R)
• M18: 15,777,190 km (0.084 R)
• M19: 17,400,327 km (0.104 R)
• M20: 18,426,269 km (0.118 R)
• M21: 19,251,600 km (0.091 R)
• M22: 20,163,250 km (0.058 R)
• M23: 20,913,184 km (0.048 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.8

Radius: 7

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.82 AU - 6.88 AU

Year: 11045 Days

Day: 19.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,323,547 km

• M1: 87,216 km (0.107 R)
• M2: 374,144 km (0.078 R)
• M3: 865,573 km (0.11 R)
• M4: 1,403,228 km (0.115 R)
• M5: 1,761,665 km (0.025 R)
• M6: 3,455,711 km (0.083 R)
• M7: 3,893,434 km (0.11 R)
• M8: 4,879,583 km (0.089 R)
• M9: 5,532,279 km (0.111 R)
• M10: 6,022,661 km (0.102 R)
• M11: 6,579,913 km (0.083 R)
• M12: 6,851,582 km (0.106 R)
• M13: 7,293,495 km (0.097 R)
• M14: 7,542,425 km (0.077 R)
• M15: 9,350,017 km (0.115 R)
• M16: 12,223,492 km (0.088 R)
• M17: 14,631,869 km (0.119 R)
• M18: 16,332,048 km (0.117 R)
• M19: 17,339,590 km (0.093 R)
• M20: 18,387,972 km (0.029 R)
• M21: 20,445,990 km (0.094 R)
• M22: 23,813,587 km (0.097 R)
• M23: 25,580,787 km (0.054 R)
• M24: 30,538,311 km (0.106 R)
• M25: 31,404,183 km (0.1 R)
• M26: 45,442,148 km (0.09 R)
• M27: 45,862,967 km (0.089 R)
• M28: 46,854,951 km (0.117 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 14,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit