🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 8.5

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.72 AU - 1.1 AU

Year: 552 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,615,718 km

• M1: 105,766 km (0.069 R)
• M2: 378,782 km (0.081 R)
• M3: 674,686 km (0.108 R)
• M4: 1,082,490 km (0.098 R)
• M5: 1,357,002 km (0.1 R)
• M6: 1,792,033 km (0.054 R)
• M7: 2,111,424 km (0.099 R)
• M8: 2,823,959 km (0.098 R)
• M9: 3,212,764 km (0.06 R)
• M10: 4,407,752 km (0.064 R)
• M11: 4,808,973 km (0.117 R)
• M12: 5,073,911 km (0.103 R)
• M13: 5,431,300 km (0.098 R)
• M14: 5,963,570 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.6

Radius: 12

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.93 AU - 1.23 AU

Year: 714 Days

Day: 7.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,615,718 km

• M1: 149,299 km (0.079 R)
• M2: 540,647 km (0.118 R)
• M3: 967,599 km (0.117 R)
• M4: 1,470,397 km (0.102 R)
• M5: 2,370,378 km (0.116 R)
• M6: 2,868,240 km (0.026 R)
• M7: 3,269,312 km (0.089 R)
• M8: 4,795,809 km (0.083 R)
• M9: 5,170,252 km (0.07 R)
• M10: 5,615,006 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.4

Radius: 14.5

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.07 AU - 3.77 AU

Year: 4021 Days

Day: 6.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,615,718 km

• M1: 180,265 km (0.104 R)
• M2: 988,842 km (0.085 R)
• M3: 2,702,186 km (0.082 R)
• M4: 3,597,829 km (0.073 R)
• M5: 5,099,492 km (0.085 R)
• M6: 5,950,106 km (0.082 R)
• M7: 7,631,885 km (0.097 R)
• M8: 8,601,130 km (0.066 R)
• M9: 10,288,294 km (0.049 R)
• M10: 10,742,773 km (0.078 R)
• M11: 12,232,917 km (0.108 R)
• M12: 13,658,734 km (0.06 R)
• M13: 14,463,272 km (0.102 R)
• M14: 16,669,392 km (0.094 R)
• M15: 19,590,589 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.6

Radius: 7

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.03 AU - 10.21 AU

Year: 16091 Days

Day: 20 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,615,718 km

• M1: 87,066 km (0.115 R)
• M2: 455,226 km (0.117 R)
• M3: 1,001,558 km (0.085 R)
• M4: 1,649,017 km (0.111 R)
• M5: 2,511,748 km (0.048 R)
• M6: 4,491,078 km (0.038 R)
• M7: 4,782,195 km (0.086 R)
• M8: 5,257,019 km (0.099 R)
• M9: 6,203,225 km (0.117 R)
• M10: 8,428,194 km (0.104 R)
• M11: 9,545,391 km (0.064 R)
• M12: 12,121,018 km (0.09 R)
• M13: 14,037,367 km (0.046 R)
• M14: 18,729,504 km (0.105 R)
• M15: 26,534,174 km (0.091 R)
• M16: 32,989,322 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.6

Radius: 7.4

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.09 AU - 11.45 AU

Year: 19417 Days

Day: 18.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,615,718 km

• M1: 92,003 km (0.06 R)
• M2: 355,145 km (0.092 R)
• M3: 728,242 km (0.113 R)
• M4: 1,022,202 km (0.075 R)
• M5: 1,800,560 km (0.084 R)
• M6: 2,438,296 km (0.112 R)
• M7: 3,162,798 km (0.098 R)
• M8: 3,414,721 km (0.104 R)
• M9: 4,455,623 km (0.086 R)
• M10: 7,933,923 km (0.118 R)
• M11: 13,178,974 km (0.116 R)
• M12: 15,289,202 km (0.083 R)
• M13: 17,615,000 km (0.081 R)
• M14: 22,032,176 km (0.097 R)
• M15: 24,658,217 km (0.04 R)
• M16: 26,788,341 km (0.087 R)
• M17: 29,650,597 km (0.062 R)
• M18: 31,028,094 km (0.11 R)
• M19: 31,411,065 km (0.111 R)
• M20: 40,655,615 km (0.093 R)
• M21: 42,197,819 km (0.092 R)
• M22: 47,732,791 km (0.118 R)
• M23: 62,218,353 km (0.084 R)
• M24: 78,428,778 km (0.08 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 13,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit