🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.5

Radius: 10.8

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.68 AU - 0.76 AU

Year: 394 Days

Day: 13.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,245,705 km

• M1: 134,788 km (0.092 R)
• M2: 491,279 km (0.109 R)
• M3: 905,666 km (0.066 R)
• M4: 1,279,959 km (0.062 R)
• M5: 1,752,689 km (0.088 R)
• M6: 2,165,280 km (0.075 R)
• M7: 2,600,310 km (0.081 R)
• M8: 3,238,345 km (0.087 R)
• M9: 3,626,851 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491

Radius: 9.1

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.76 AU - 1.04 AU

Year: 551 Days

Day: 8.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 82.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,245,705 km

• M1: 113,246 km (0.115 R)
• M2: 432,338 km (0.066 R)
• M3: 746,493 km (0.052 R)
• M4: 1,347,129 km (0.077 R)
• M5: 1,653,206 km (0.112 R)
• M6: 2,039,917 km (0.11 R)
• M7: 2,457,295 km (0.111 R)
• M8: 3,041,774 km (0.039 R)
• M9: 3,343,213 km (0.116 R)
• M10: 3,767,922 km (0.104 R)
• M11: 4,384,863 km (0.08 R)
• M12: 5,561,301 km (0.115 R)
• M13: 5,854,961 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.9

Radius: 14.8

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.96 AU - 1.56 AU

Year: 913 Days

Day: 14.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,245,705 km

• M1: 184,005 km (0.12 R)
• M2: 689,497 km (0.104 R)
• M3: 1,349,522 km (0.061 R)
• M4: 1,823,748 km (0.099 R)
• M5: 2,380,252 km (0.109 R)
• M6: 3,012,452 km (0.096 R)
• M7: 3,918,567 km (0.07 R)
• M8: 5,439,827 km (0.109 R)
• M9: 6,006,055 km (0.108 R)
• M10: 6,547,001 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 11.9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.5 AU - 1.96 AU

Year: 1469 Days

Day: 9.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,245,705 km

• M1: 148,251 km (0.108 R)
• M2: 600,037 km (0.083 R)
• M3: 1,061,696 km (0.1 R)
• M4: 1,439,132 km (0.037 R)
• M5: 1,821,803 km (0.062 R)
• M6: 2,204,624 km (0.072 R)
• M7: 3,380,912 km (0.092 R)
• M8: 4,751,079 km (0.115 R)
• M9: 5,487,699 km (0.087 R)
• M10: 6,607,439 km (0.115 R)
• M11: 7,617,524 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.3

Radius: 5.3

Gravity: 33.87 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.85 AU - 9.17 AU

Year: 16029 Days

Day: 18.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,245,705 km

• M1: 65,973 km (0.091 R)
• M2: 388,655 km (0.065 R)
• M3: 660,175 km (0.104 R)
• M4: 834,607 km (0.083 R)
• M5: 1,458,878 km (0.096 R)
• M6: 2,419,147 km (0.101 R)
• M7: 2,916,859 km (0.079 R)
• M8: 3,176,711 km (0.103 R)
• M9: 3,508,668 km (0.072 R)
• M10: 4,209,534 km (0.101 R)
• M11: 5,410,506 km (0.088 R)
• M12: 6,342,202 km (0.081 R)
• M13: 6,601,904 km (0.068 R)
• M14: 8,362,970 km (0.119 R)
• M15: 9,602,987 km (0.112 R)
• M16: 12,986,442 km (0.105 R)
• M17: 13,833,465 km (0.108 R)
• M18: 14,123,685 km (0.116 R)
• M19: 14,344,192 km (0.118 R)
• M20: 18,190,652 km (0.11 R)
• M21: 21,781,300 km (0.098 R)
• M22: 31,062,352 km (0.099 R)
• M23: 31,685,577 km (0.08 R)
• M24: 34,793,473 km (0.037 R)
• M25: 36,009,554 km (0.065 R)
• M26: 45,325,462 km (0.093 R)
• M27: 50,962,908 km (0.102 R)
• M28: 54,668,447 km (0.119 R)
• M29: 58,360,822 km (0.066 R)
• M30: 59,691,346 km (0.094 R)
• M31: 60,847,887 km (0.09 R)
• M32: 62,610,449 km (0.106 R)
• M33: 64,608,628 km (0.073 R)
• M34: 72,371,112 km (0.099 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 13,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit