🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.7

Radius: 8.5

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.59 AU - 0.59 AU

Year: 313 Days

Day: 5.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 56.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,196,031 km

• M1: 106,663 km (0.087 R)
• M2: 417,378 km (0.105 R)
• M3: 726,896 km (0.119 R)
• M4: 1,147,116 km (0.119 R)
• M5: 1,584,541 km (0.114 R)
• M6: 2,589,539 km (0.056 R)
• M7: 3,011,704 km (0.112 R)
• M8: 4,283,436 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.6

Radius: 11.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.88 AU - 1.04 AU

Year: 649 Days

Day: 12.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,196,031 km

• M1: 146,756 km (0.063 R)
• M2: 600,635 km (0.101 R)
• M3: 1,048,232 km (0.077 R)
• M4: 1,795,474 km (0.036 R)
• M5: 2,254,290 km (0.085 R)
• M6: 3,639,267 km (0.089 R)
• M7: 4,109,005 km (0.106 R)
• M8: 5,490,990 km (0.087 R)
• M9: 6,673,860 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.7

Radius: 9.8

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.02 AU - 1.58 AU

Year: 1023 Days

Day: 11.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,196,031 km

• M1: 122,969 km (0.044 R)
• M2: 600,187 km (0.109 R)
• M3: 1,086,529 km (0.081 R)
• M4: 1,435,990 km (0.098 R)
• M5: 1,963,173 km (0.069 R)
• M6: 2,434,257 km (0.079 R)
• M7: 2,854,477 km (0.111 R)
• M8: 3,322,718 km (0.083 R)
• M9: 3,766,276 km (0.097 R)
• M10: 4,281,790 km (0.116 R)
• M11: 5,005,246 km (0.111 R)
• M12: 5,728,102 km (0.111 R)
• M13: 6,135,607 km (0.103 R)
• M14: 6,562,559 km (0.039 R)
• M15: 6,940,892 km (0.068 R)
• M16: 7,475,854 km (0.095 R)
• M17: 8,523,787 km (0.11 R)
• M18: 8,947,897 km (0.116 R)
• M19: 9,302,594 km (0.052 R)

Asteroid Belt

Center: 2.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488

Radius: 10.2

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.16 AU - 4.26 AU

Year: 5963 Days

Day: 12.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,196,031 km

• M1: 126,859 km (0.108 R)
• M2: 444,006 km (0.081 R)
• M3: 1,009,187 km (0.114 R)
• M4: 1,399,638 km (0.106 R)
• M5: 1,850,226 km (0.085 R)
• M6: 2,915,662 km (0.056 R)
• M7: 3,445,987 km (0.103 R)
• M8: 4,300,191 km (0.097 R)
• M9: 5,749,196 km (0.051 R)
• M10: 6,111,223 km (0.116 R)
• M11: 6,981,733 km (0.066 R)
• M12: 7,394,324 km (0.079 R)
• M13: 7,969,677 km (0.102 R)
• M14: 9,876,451 km (0.115 R)
• M15: 11,875,378 km (0.034 R)
• M16: 12,614,541 km (0.054 R)
• M17: 13,124,221 km (0.118 R)
• M18: 14,184,721 km (0.087 R)
• M19: 17,708,947 km (0.051 R)
• M20: 19,135,662 km (0.085 R)
• M21: 20,918,719 km (0.063 R)
• M22: 21,850,714 km (0.115 R)
• M23: 22,660,637 km (0.067 R)
• M24: 23,186,473 km (0.105 R)
• M25: 29,608,261 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.7

Radius: 3

Gravity: 59.52 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.97 AU - 10.73 AU

Year: 21339 Days

Day: 19.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,196,031 km

• M1: 37,399 km (0.118 R)
• M2: 176,825 km (0.061 R)
• M3: 294,259 km (0.075 R)
• M4: 390,450 km (0.12 R)
• M5: 1,840,054 km (0.105 R)
• M6: 1,992,943 km (0.098 R)
• M7: 2,154,060 km (0.083 R)
• M8: 3,147,240 km (0.114 R)
• M9: 3,282,776 km (0.093 R)
• M10: 3,479,198 km (0.07 R)
• M11: 6,928,625 km (0.062 R)
• M12: 7,158,258 km (0.061 R)
• M13: 7,440,549 km (0.092 R)
• M14: 8,332,003 km (0.116 R)
• M15: 8,697,171 km (0.118 R)
• M16: 9,072,812 km (0.101 R)
• M17: 9,515,322 km (0.095 R)
• M18: 9,628,119 km (0.087 R)
• M19: 10,088,432 km (0.057 R)
• M20: 11,052,739 km (0.102 R)
• M21: 14,534,032 km (0.114 R)
• M22: 15,839,572 km (0.049 R)
• M23: 16,157,767 km (0.1 R)
• M24: 17,898,338 km (0.099 R)
• M25: 18,070,376 km (0.028 R)
• M26: 19,851,637 km (0.045 R)
• M27: 28,031,948 km (0.089 R)
• M28: 35,562,256 km (0.055 R)
• M29: 37,776,155 km (0.054 R)
• M30: 39,787,199 km (0.117 R)
• M31: 43,089,722 km (0.111 R)
• M32: 48,880,057 km (0.102 R)
• M33: 51,265,096 km (0.107 R)
• M34: 52,486,114 km (0.078 R)
• M35: 57,191,116 km (0.079 R)
• M36: 62,563,924 km (0.108 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: 201 - 12,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit