🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.6

Radius: 10.8

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.74 AU - 0.86 AU

Year: 477 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,719,652 km

• M1: 134,339 km (0.083 R)
• M2: 619,934 km (0.117 R)
• M3: 982,559 km (0.079 R)
• M4: 1,342,940 km (0.093 R)
• M5: 1,801,158 km (0.105 R)
• M6: 2,163,484 km (0.077 R)
• M7: 2,616,467 km (0.106 R)
• M8: 3,180,451 km (0.069 R)
• M9: 3,701,949 km (0.09 R)
• M10: 4,505,888 km (0.098 R)
• M11: 4,868,214 km (0.058 R)
• M12: 5,301,449 km (0.077 R)
• M13: 6,018,023 km (0.051 R)
• M14: 6,617,013 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.5

Radius: 11.3

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.31 AU - 2.43 AU

Year: 2433 Days

Day: 7.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,719,652 km

• M1: 140,772 km (0.099 R)
• M2: 546,032 km (0.027 R)
• M3: 1,019,210 km (0.114 R)
• M4: 2,076,269 km (0.109 R)
• M5: 2,735,397 km (0.118 R)
• M6: 3,402,155 km (0.096 R)
• M7: 3,813,250 km (0.094 R)
• M8: 4,363,321 km (0.072 R)
• M9: 4,827,224 km (0.104 R)
• M10: 5,880,543 km (0.077 R)
• M11: 6,364,641 km (0.056 R)
• M12: 6,759,430 km (0.102 R)
• M13: 8,505,237 km (0.095 R)
• M14: 10,417,697 km (0.062 R)
• M15: 10,967,469 km (0.056 R)
• M16: 11,702,742 km (0.067 R)
• M17: 13,917,838 km (0.101 R)
• M18: 15,124,195 km (0.114 R)
• M19: 16,190,529 km (0.062 R)
• M20: 17,089,762 km (0.04 R)
• M21: 18,643,186 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.6

Radius: 3.3

Gravity: 33.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.43 AU - 7.15 AU

Year: 11799 Days

Day: 20.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 92 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 62,719,652 km

• M1: 41,887 km (0.106 R)
• M2: 156,928 km (0.079 R)
• M3: 305,628 km (0.113 R)
• M4: 532,868 km (0.12 R)
• M5: 637,885 km (0.089 R)
• M6: 844,480 km (0.116 R)
• M7: 1,061,696 km (0.095 R)
• M8: 1,195,137 km (0.067 R)
• M9: 1,495,979 km (0.094 R)
• M10: 1,693,448 km (0.061 R)
• M11: 1,813,874 km (0.116 R)
• M12: 2,428,871 km (0.082 R)
• M13: 2,866,744 km (0.099 R)
• M14: 2,994,949 km (0.112 R)
• M15: 3,285,618 km (0.048 R)
• M16: 3,897,174 km (0.026 R)
• M17: 4,466,544 km (0.083 R)
• M18: 5,214,234 km (0.113 R)
• M19: 5,835,813 km (0.083 R)
• M20: 6,432,409 km (0.083 R)
• M21: 6,615,218 km (0.067 R)
• M22: 7,185,036 km (0.119 R)
• M23: 8,036,547 km (0.083 R)
• M24: 9,460,121 km (0.116 R)
• M25: 9,840,698 km (0.066 R)
• M26: 10,380,447 km (0.072 R)
• M27: 11,200,393 km (0.108 R)
• M28: 12,794,956 km (0.08 R)
• M29: 13,026,235 km (0.101 R)
• M30: 13,917,987 km (0.032 R)
• M31: 17,113,996 km (0.078 R)
• M32: 19,598,219 km (0.112 R)
• M33: 26,182,769 km (0.108 R)
• M34: 27,790,497 km (0.078 R)
• M35: 28,865,208 km (0.069 R)
• M36: 34,433,391 km (0.085 R)
• M37: 35,672,211 km (0.068 R)
• M38: 37,174,323 km (0.099 R)
• M39: 39,322,997 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.2

Radius: 6.7

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.27 AU - 9.85 AU

Year: 16701 Days

Day: 21.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,719,652 km

• M1: 266,434 km (0.108 R)
• M2: 499,507 km (0.027 R)
• M3: 1,171,501 km (0.081 R)
• M4: 3,333,789 km (0.082 R)
• M5: 3,685,643 km (0.093 R)
• M6: 3,943,549 km (0.109 R)
• M7: 4,560,192 km (0.098 R)
• M8: 5,382,681 km (0.093 R)
• M9: 5,753,085 km (0.096 R)
• M10: 7,680,355 km (0.071 R)
• M11: 8,539,645 km (0.111 R)
• M12: 15,156,209 km (0.096 R)
• M13: 18,503,461 km (0.089 R)
• M14: 23,462,182 km (0.038 R)
• M15: 24,550,207 km (0.099 R)
• M16: 27,906,136 km (0.087 R)
• M17: 28,790,409 km (0.093 R)
• M18: 36,943,643 km (0.114 R)
• M19: 37,473,967 km (0.05 R)
• M20: 53,786,119 km (0.086 R)
• M21: 54,638,528 km (0.113 R)
• M22: 60,675,251 km (0.1 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 18,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit