🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.4

Radius: 12.9

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.4 AU - 0.66 AU

Year: 262 Days

Day: 9.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 91,060,707 km

• M1: 160,967 km (0.071 R)
• M2: 591,211 km (0.084 R)
• M3: 1,068,727 km (0.072 R)
• M4: 1,601,744 km (0.098 R)
• M5: 2,175,303 km (0.106 R)
• M6: 2,661,645 km (0.085 R)
• M7: 3,139,162 km (0.106 R)
• M8: 4,083,573 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.5

Radius: 13

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.72 AU - 1.18 AU

Year: 628 Days

Day: 11.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 91,060,707 km

• M1: 161,715 km (0.116 R)
• M2: 594,652 km (0.074 R)
• M3: 1,201,420 km (0.095 R)
• M4: 2,014,784 km (0.043 R)
• M5: 2,635,466 km (0.062 R)
• M6: 3,274,099 km (0.099 R)
• M7: 4,288,821 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.6

Radius: 11.6

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.83 AU - 1.33 AU

Year: 761 Days

Day: 5.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 91,060,707 km

• M1: 144,362 km (0.09 R)
• M2: 596,596 km (0.053 R)
• M3: 993,180 km (0.077 R)
• M4: 1,451,698 km (0.099 R)
• M5: 3,153,224 km (0.11 R)
• M6: 4,954,233 km (0.117 R)
• M7: 5,439,678 km (0.117 R)
• M8: 6,611,927 km (0.06 R)
• M9: 7,291,699 km (0.105 R)
• M10: 7,707,581 km (0.11 R)
• M11: 8,261,991 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.9

Radius: 13.4

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.55 AU - 1.91 AU

Year: 1543 Days

Day: 6 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,060,707 km

• M1: 166,652 km (0.08 R)
• M2: 952,490 km (0.06 R)
• M3: 1,418,637 km (0.117 R)
• M4: 1,924,876 km (0.092 R)
• M5: 2,666,732 km (0.054 R)
• M6: 3,134,375 km (0.034 R)
• M7: 3,957,013 km (0.102 R)
• M8: 4,382,918 km (0.096 R)
• M9: 4,918,928 km (0.105 R)
• M10: 7,383,852 km (0.077 R)
• M11: 8,488,183 km (0.078 R)
• M12: 10,150,066 km (0.088 R)
• M13: 11,267,113 km (0.088 R)
• M14: 12,843,725 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905

Radius: 6

Gravity: 25.14 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 8.67 AU - 12.15 AU

Year: 22781 Days

Day: 22.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,060,707 km

• M1: 74,649 km (0.094 R)
• M2: 363,672 km (0.107 R)
• M3: 614,099 km (0.114 R)
• M4: 881,580 km (0.051 R)
• M5: 1,364,183 km (0.09 R)
• M6: 2,270,746 km (0.114 R)
• M7: 2,506,812 km (0.098 R)
• M8: 4,834,405 km (0.078 R)
• M9: 5,639,541 km (0.112 R)
• M10: 6,719,787 km (0.088 R)
• M11: 7,512,356 km (0.064 R)
• M12: 8,758,656 km (0.103 R)
• M13: 12,144,056 km (0.119 R)
• M14: 14,722,375 km (0.064 R)
• M15: 15,212,458 km (0.098 R)
• M16: 17,553,066 km (0.092 R)
• M17: 18,477,581 km (0.103 R)
• M18: 18,666,374 km (0.098 R)
• M19: 20,726,785 km (0.098 R)
• M20: 21,238,709 km (0.068 R)
• M21: 23,151,916 km (0.101 R)
• M22: 25,642,721 km (0.086 R)
• M23: 31,551,089 km (0.087 R)
• M24: 34,891,160 km (0.116 R)
• M25: 35,324,545 km (0.054 R)
• M26: 36,497,692 km (0.039 R)
• M27: 37,696,719 km (0.087 R)
• M28: 42,100,132 km (0.072 R)
• M29: 45,964,245 km (0.115 R)
• M30: 56,346,786 km (0.028 R)
• M31: 61,028,152 km (0.109 R)
• M32: 61,237,440 km (0.094 R)
• M33: 63,570,568 km (0.089 R)
• M34: 67,738,963 km (0.051 R)
• M35: 68,639,093 km (0.092 R)
• M36: 69,547,153 km (0.083 R)
• M37: 69,775,439 km (0.119 R)
• M38: 76,858,599 km (0.076 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 16,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit