🌌 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: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.8

Radius: 13.2

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.51 AU - 0.81 AU

Year: 364 Days

Day: 11.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,329,158 km

• M1: 164,109 km (0.109 R)
• M2: 579,542 km (0.101 R)
• M3: 998,267 km (0.091 R)
• M4: 1,434,195 km (0.059 R)
• M5: 2,590,586 km (0.1 R)
• M6: 3,545,470 km (0.088 R)
• M7: 4,335,346 km (0.096 R)
• M8: 5,316,708 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.6

Radius: 14.2

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.63 AU - 0.93 AU

Year: 467 Days

Day: 11 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,329,158 km

• M1: 176,525 km (0.073 R)
• M2: 664,813 km (0.109 R)
• M3: 1,195,137 km (0.05 R)
• M4: 1,697,936 km (0.112 R)
• M5: 2,148,525 km (0.112 R)
• M6: 2,772,348 km (0.044 R)
• M7: 3,347,252 km (0.057 R)
• M8: 5,533,924 km (0.092 R)
• M9: 6,159,543 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.1

Radius: 13.5

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.39 AU - 2.13 AU

Year: 1584 Days

Day: 11.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,329,158 km

• M1: 167,849 km (0.118 R)
• M2: 638,035 km (0.096 R)
• M3: 1,075,758 km (0.058 R)
• M4: 1,533,528 km (0.104 R)
• M5: 2,089,284 km (0.098 R)
• M6: 2,863,902 km (0.053 R)
• M7: 3,632,386 km (0.101 R)
• M8: 4,224,494 km (0.049 R)
• M9: 4,818,248 km (0.075 R)
• M10: 6,297,622 km (0.105 R)
• M11: 7,347,799 km (0.086 R)
• M12: 7,886,201 km (0.047 R)
• M13: 9,010,280 km (0.118 R)
• M14: 9,727,751 km (0.061 R)
• M15: 10,203,921 km (0.094 R)
• M16: 11,538,035 km (0.093 R)
• M17: 12,543,033 km (0.102 R)
• M18: 13,231,184 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.3

Radius: 5.4

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.86 AU - 7.52 AU

Year: 10445 Days

Day: 20.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,329,158 km

• M1: 75,397 km (0.061 R)
• M2: 284,984 km (0.095 R)
• M3: 478,115 km (0.087 R)
• M4: 1,407,566 km (0.097 R)
• M5: 1,728,903 km (0.057 R)
• M6: 2,658,205 km (0.075 R)
• M7: 3,031,451 km (0.11 R)
• M8: 4,045,725 km (0.07 R)
• M9: 4,337,291 km (0.097 R)
• M10: 4,694,980 km (0.09 R)
• M11: 5,705,663 km (0.045 R)
• M12: 10,561,909 km (0.112 R)
• M13: 11,068,148 km (0.076 R)
• M14: 13,203,059 km (0.115 R)
• M15: 13,628,516 km (0.109 R)
• M16: 14,063,097 km (0.041 R)
• M17: 21,226,442 km (0.119 R)
• M18: 26,701,425 km (0.058 R)
• M19: 26,955,143 km (0.112 R)
• M20: 29,671,242 km (0.103 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: 531 - 17,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit