🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.2

Radius: 12.6

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.65 AU - 0.75 AU

Year: 391 Days

Day: 7.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,095,471 km

• M1: 156,928 km (0.096 R)
• M2: 696,528 km (0.119 R)
• M3: 1,134,700 km (0.101 R)
• M4: 2,205,970 km (0.079 R)
• M5: 2,801,370 km (0.094 R)
• M6: 3,674,572 km (0.111 R)
• M7: 4,265,185 km (0.05 R)
• M8: 4,735,072 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.8

Radius: 8.2

Gravity: 14.19 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.66 AU - 0.92 AU

Year: 468 Days

Day: 9.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,095,471 km

• M1: 102,026 km (0.11 R)
• M2: 366,515 km (0.066 R)
• M3: 650,601 km (0.11 R)
• M4: 1,026,989 km (0.099 R)
• M5: 1,331,122 km (0.089 R)
• M6: 1,634,357 km (0.096 R)
• M7: 1,898,098 km (0.088 R)
• M8: 2,372,323 km (0.09 R)
• M9: 3,315,986 km (0.095 R)
• M10: 3,824,619 km (0.105 R)
• M11: 4,221,203 km (0.087 R)
• M12: 4,739,261 km (0.111 R)
• M13: 5,976,285 km (0.08 R)
• M14: 6,355,217 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.4

Radius: 10.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.91 AU - 0.97 AU

Year: 608 Days

Day: 10.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 154.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,095,471 km

• M1: 133,142 km (0.119 R)
• M2: 491,728 km (0.114 R)
• M3: 964,308 km (0.061 R)
• M4: 1,436,140 km (0.06 R)
• M5: 2,452,956 km (0.11 R)
• M6: 3,045,513 km (0.065 R)
• M7: 4,144,459 km (0.055 R)
• M8: 4,617,039 km (0.075 R)
• M9: 5,063,738 km (0.047 R)
• M10: 5,409,459 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.1

Radius: 4.4

Gravity: 45.56 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.66 AU - 6.84 AU

Year: 9195 Days

Day: 19.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 47,095,471 km

• M1: 54,753 km (0.078 R)
• M2: 314,156 km (0.098 R)
• M3: 491,579 km (0.081 R)
• M4: 761,453 km (0.057 R)
• M5: 1,013,526 km (0.102 R)
• M6: 1,397,992 km (0.062 R)
• M7: 2,610,782 km (0.108 R)
• M8: 3,278,437 km (0.118 R)
• M9: 3,703,894 km (0.088 R)
• M10: 4,603,126 km (0.099 R)
• M11: 4,786,683 km (0.066 R)
• M12: 5,135,994 km (0.083 R)
• M13: 5,300,103 km (0.115 R)
• M14: 5,536,019 km (0.06 R)
• M15: 5,920,785 km (0.107 R)
• M16: 7,387,592 km (0.082 R)
• M17: 8,891,349 km (0.055 R)
• M18: 10,119,249 km (0.049 R)
• M19: 10,534,981 km (0.025 R)
• M20: 10,800,517 km (0.103 R)
• M21: 11,234,650 km (0.085 R)
• M22: 11,736,851 km (0.098 R)
• M23: 14,539,567 km (0.053 R)
• M24: 17,758,165 km (0.096 R)
• M25: 18,669,665 km (0.091 R)
• M26: 19,772,201 km (0.042 R)
• M27: 22,366,378 km (0.108 R)
• M28: 26,133,850 km (0.084 R)
• M29: 26,816,765 km (0.116 R)
• M30: 27,411,416 km (0.119 R)
• M31: 27,611,578 km (0.106 R)
• M32: 29,667,203 km (0.056 R)
• M33: 30,303,293 km (0.034 R)
• M34: 31,822,609 km (0.079 R)
• M35: 35,484,765 km (0.096 R)
• M36: 35,722,625 km (0.112 R)
• M37: 37,171,630 km (0.113 R)
• M38: 41,489,324 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.1

Radius: 7.7

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.18 AU - 8.64 AU

Year: 13451 Days

Day: 24 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,095,471 km

• M1: 95,743 km (0.111 R)
• M2: 343,178 km (0.081 R)
• M3: 874,998 km (0.102 R)
• M4: 1,653,206 km (0.053 R)
• M5: 2,091,528 km (0.072 R)
• M6: 2,745,869 km (0.089 R)
• M7: 3,132,131 km (0.108 R)
• M8: 3,578,680 km (0.062 R)
• M9: 4,120,823 km (0.057 R)
• M10: 4,746,292 km (0.088 R)
• M11: 5,632,061 km (0.036 R)
• M12: 7,562,172 km (0.097 R)
• M13: 9,319,349 km (0.115 R)
• M14: 9,700,973 km (0.113 R)
• M15: 9,944,818 km (0.067 R)
• M16: 14,424,675 km (0.12 R)
• M17: 16,541,037 km (0.119 R)
• M18: 20,728,131 km (0.053 R)
• M19: 22,380,290 km (0.07 R)
• M20: 27,469,909 km (0.089 R)
• M21: 28,652,779 km (0.032 R)
• M22: 30,386,170 km (0.11 R)
• M23: 32,622,508 km (0.064 R)
• M24: 34,966,258 km (0.066 R)
• M25: 37,539,491 km (0.101 R)
• M26: 44,118,506 km (0.027 R)
• M27: 44,519,878 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.3

Radius: 5.9

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.41 AU - 10.51 AU

Year: 16409 Days

Day: 20 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,095,471 km

• M1: 73,453 km (0.114 R)
• M2: 1,184,965 km (0.104 R)
• M3: 2,055,026 km (0.094 R)
• M4: 2,267,305 km (0.085 R)
• M5: 2,533,290 km (0.107 R)
• M6: 5,081,092 km (0.096 R)
• M7: 5,404,672 km (0.037 R)
• M8: 7,153,471 km (0.097 R)
• M9: 8,242,992 km (0.107 R)
• M10: 11,498,392 km (0.062 R)
• M11: 13,964,064 km (0.113 R)
• M12: 16,690,634 km (0.1 R)
• M13: 18,290,733 km (0.04 R)
• M14: 29,257,604 km (0.08 R)
• M15: 37,048,212 km (0.099 R)
• M16: 41,286,768 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 15,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit