🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.6

Radius: 11.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.72 AU - 1.18 AU

Year: 589 Days

Day: 8.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,416,245 km

• M1: 138,079 km (0.045 R)
• M2: 549,473 km (0.118 R)
• M3: 1,187,657 km (0.057 R)
• M4: 1,551,480 km (0.077 R)
• M5: 2,060,262 km (0.036 R)
• M6: 2,873,476 km (0.048 R)
• M7: 3,673,825 km (0.09 R)
• M8: 4,788,478 km (0.075 R)
• M9: 5,749,645 km (0.095 R)
• M10: 6,266,804 km (0.11 R)
• M11: 6,855,023 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.9

Radius: 13.9

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.06 AU - 2.58 AU

Year: 2247 Days

Day: 11.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,416,245 km

• M1: 172,935 km (0.089 R)
• M2: 605,722 km (0.056 R)
• M3: 1,158,486 km (0.06 R)
• M4: 3,919,015 km (0.109 R)
• M5: 4,431,837 km (0.117 R)
• M6: 6,096,861 km (0.096 R)
• M7: 7,030,651 km (0.112 R)
• M8: 10,093,069 km (0.105 R)
• M9: 10,552,484 km (0.067 R)
• M10: 12,653,138 km (0.076 R)
• M11: 13,482,209 km (0.084 R)
• M12: 14,127,425 km (0.101 R)
• M13: 14,703,227 km (0.106 R)
• M14: 16,044,372 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.3

Radius: 12.4

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.05 AU - 3.75 AU

Year: 3986 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,416,245 km

• M1: 154,535 km (0.093 R)
• M2: 585,077 km (0.099 R)
• M3: 1,091,765 km (0.062 R)
• M4: 1,507,199 km (0.12 R)
• M5: 1,928,765 km (0.113 R)
• M6: 2,916,261 km (0.119 R)
• M7: 4,547,775 km (0.105 R)
• M8: 5,216,478 km (0.09 R)
• M9: 7,208,673 km (0.114 R)
• M10: 8,462,602 km (0.048 R)
• M11: 9,252,180 km (0.082 R)
• M12: 11,613,283 km (0.064 R)
• M13: 12,050,108 km (0.034 R)
• M14: 15,317,775 km (0.116 R)
• M15: 16,381,416 km (0.112 R)
• M16: 16,931,487 km (0.106 R)
• M17: 18,537,420 km (0.087 R)
• M18: 19,745,124 km (0.069 R)
• M19: 21,851,611 km (0.098 R)
• M20: 22,384,030 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.5

Radius: 11.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.26 AU - 4.68 AU

Year: 5029 Days

Day: 8.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,416,245 km

• M1: 145,559 km (0.057 R)
• M2: 607,367 km (0.112 R)
• M3: 1,445,714 km (0.119 R)
• M4: 1,819,260 km (0.043 R)
• M5: 2,629,332 km (0.096 R)
• M6: 3,665,896 km (0.074 R)
• M7: 7,714,014 km (0.11 R)
• M8: 10,680,390 km (0.078 R)
• M9: 13,121,229 km (0.115 R)
• M10: 13,904,823 km (0.098 R)
• M11: 18,881,196 km (0.084 R)
• M12: 20,773,759 km (0.092 R)
• M13: 22,493,835 km (0.109 R)
• M14: 23,845,003 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.2

Radius: 11.8

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.43 AU - 5.19 AU

Year: 5689 Days

Day: 11.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,416,245 km

• M1: 146,756 km (0.107 R)
• M2: 675,883 km (0.098 R)
• M3: 1,056,161 km (0.069 R)
• M4: 1,455,886 km (0.076 R)
• M5: 2,287,800 km (0.039 R)
• M6: 2,687,376 km (0.105 R)
• M7: 3,206,780 km (0.078 R)
• M8: 6,016,078 km (0.085 R)
• M9: 6,512,295 km (0.059 R)
• M10: 7,720,746 km (0.115 R)
• M11: 8,343,073 km (0.094 R)
• M12: 9,338,797 km (0.026 R)
• M13: 10,577,916 km (0.12 R)
• M14: 11,259,035 km (0.05 R)
• M15: 13,527,687 km (0.099 R)
• M16: 15,702,092 km (0.116 R)
• M17: 17,275,113 km (0.099 R)
• M18: 19,198,942 km (0.073 R)
• M19: 20,536,496 km (0.074 R)
• M20: 20,929,939 km (0.096 R)
• M21: 21,799,402 km (0.087 R)
• M22: 22,415,446 km (0.105 R)
• M23: 23,325,749 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.9

Radius: 3.6

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.94 AU - 8.2 AU

Year: 11953 Days

Day: 19.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,416,245 km

• M1: 49,218 km (0.111 R)
• M2: 520,750 km (0.047 R)
• M3: 743,950 km (0.106 R)
• M4: 1,638,695 km (0.116 R)
• M5: 2,647,434 km (0.053 R)
• M6: 3,808,313 km (0.062 R)
• M7: 11,495,100 km (0.12 R)
• M8: 12,158,118 km (0.1 R)
• M9: 14,900,247 km (0.069 R)
• M10: 22,718,681 km (0.096 R)
• M11: 24,369,792 km (0.084 R)
• M12: 24,600,921 km (0.117 R)
• M13: 25,858,590 km (0.108 R)
• M14: 27,824,606 km (0.097 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 18,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit