🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.4

Radius: 9.4

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.54 AU - 0.82 AU

Year: 380 Days

Day: 6.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,907,033 km

• M1: 116,986 km (0.036 R)
• M2: 483,201 km (0.105 R)
• M3: 828,772 km (0.099 R)
• M4: 1,121,984 km (0.098 R)
• M5: 1,470,098 km (0.097 R)
• M6: 1,870,721 km (0.089 R)
• M7: 2,320,712 km (0.068 R)
• M8: 2,868,090 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.7

Radius: 12.7

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.75 AU - 1.05 AU

Year: 579 Days

Day: 14.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,907,033 km

• M1: 159,023 km (0.119 R)
• M2: 628,161 km (0.103 R)
• M3: 1,187,957 km (0.112 R)
• M4: 2,048,444 km (0.105 R)
• M5: 2,945,432 km (0.042 R)
• M6: 3,503,881 km (0.08 R)
• M7: 4,566,325 km (0.059 R)
• M8: 5,130,908 km (0.072 R)
• M9: 6,538,325 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.9

Radius: 10.4

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.53 AU - 2.39 AU

Year: 1861 Days

Day: 10.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,907,033 km

• M1: 129,402 km (0.076 R)
• M2: 466,147 km (0.116 R)
• M3: 800,797 km (0.117 R)
• M4: 1,186,461 km (0.114 R)
• M5: 1,732,643 km (0.076 R)
• M6: 2,065,049 km (0.069 R)
• M7: 2,406,581 km (0.045 R)
• M8: 2,823,660 km (0.09 R)
• M9: 3,233,109 km (0.102 R)
• M10: 3,773,756 km (0.069 R)
• M11: 4,528,926 km (0.074 R)
• M12: 5,111,610 km (0.092 R)
• M13: 5,723,166 km (0.11 R)
• M14: 6,057,367 km (0.093 R)
• M15: 7,044,713 km (0.108 R)
• M16: 7,404,945 km (0.073 R)
• M17: 8,188,239 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501

Radius: 8.6

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.79 AU - 4.93 AU

Year: 7267 Days

Day: 7.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 34,907,033 km

• M1: 107,262 km (0.076 R)
• M2: 547,079 km (0.073 R)
• M3: 862,731 km (0.095 R)
• M4: 1,637,648 km (0.083 R)
• M5: 2,268,053 km (0.085 R)
• M6: 2,797,331 km (0.061 R)
• M7: 3,494,307 km (0.109 R)
• M8: 4,226,289 km (0.076 R)
• M9: 4,888,110 km (0.078 R)
• M10: 5,258,664 km (0.085 R)
• M11: 5,928,414 km (0.103 R)
• M12: 7,254,150 km (0.112 R)
• M13: 7,586,258 km (0.107 R)
• M14: 8,123,015 km (0.06 R)
• M15: 9,401,777 km (0.085 R)
• M16: 10,573,578 km (0.114 R)
• M17: 11,539,082 km (0.066 R)
• M18: 11,839,923 km (0.109 R)
• M19: 13,041,942 km (0.099 R)
• M20: 14,438,738 km (0.079 R)
• M21: 15,564,910 km (0.098 R)
• M22: 16,368,700 km (0.113 R)
• M23: 17,070,015 km (0.118 R)
• M24: 19,084,799 km (0.083 R)
• M25: 22,241,763 km (0.093 R)
• M26: 25,307,472 km (0.087 R)
• M27: 26,331,320 km (0.111 R)
• M28: 28,279,682 km (0.089 R)
• M29: 29,011,365 km (0.111 R)
• M30: 33,465,792 km (0.05 R)
• M31: 34,491,135 km (0.118 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: 294 - 13,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit