🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.8

Radius: 13.1

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.67 AU - 0.83 AU

Year: 433 Days

Day: 5.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,643,168 km

• M1: 166,203 km (0.11 R)
• M2: 670,946 km (0.066 R)
• M3: 1,613,862 km (0.118 R)
• M4: 3,669,187 km (0.109 R)
• M5: 4,690,492 km (0.108 R)
• M6: 5,107,421 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.4

Radius: 11.5

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.68 AU - 0.9 AU

Year: 468 Days

Day: 7.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,643,168 km

• M1: 143,165 km (0.042 R)
• M2: 540,796 km (0.083 R)
• M3: 993,779 km (0.09 R)
• M4: 1,732,044 km (0.114 R)
• M5: 2,162,587 km (0.107 R)
• M6: 3,164,145 km (0.063 R)
• M7: 3,879,222 km (0.065 R)
• M8: 4,699,168 km (0.05 R)
• M9: 5,851,970 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.2

Radius: 12.9

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.99 AU - 1.25 AU

Year: 790 Days

Day: 5.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,643,168 km

• M1: 160,369 km (0.105 R)
• M2: 575,503 km (0.104 R)
• M3: 1,021,604 km (0.097 R)
• M4: 1,430,455 km (0.115 R)
• M5: 2,718,493 km (0.104 R)
• M6: 3,235,054 km (0.103 R)
• M7: 3,740,545 km (0.042 R)
• M8: 4,298,545 km (0.088 R)
• M9: 4,820,791 km (0.111 R)
• M10: 5,239,965 km (0.1 R)
• M11: 5,871,417 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.7

Radius: 14.5

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.97 AU - 1.29 AU

Year: 801 Days

Day: 9.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 53,643,168 km

• M1: 180,565 km (0.118 R)
• M2: 693,835 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.6

Radius: 10.5

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.44 AU - 2.72 AU

Year: 2763 Days

Day: 13.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,643,168 km

• M1: 130,898 km (0.102 R)
• M2: 672,293 km (0.091 R)
• M3: 1,055,114 km (0.111 R)
• M4: 1,444,667 km (0.068 R)
• M5: 1,799,513 km (0.076 R)
• M6: 2,619,758 km (0.095 R)
• M7: 3,045,214 km (0.091 R)
• M8: 4,207,590 km (0.1 R)
• M9: 4,922,069 km (0.089 R)
• M10: 7,497,696 km (0.081 R)
• M11: 8,641,671 km (0.117 R)
• M12: 12,084,815 km (0.094 R)
• M13: 14,219,427 km (0.091 R)
• M14: 16,012,956 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.7

Radius: 5.5

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.71 AU - 7.01 AU

Year: 9460 Days

Day: 23.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,643,168 km

• M1: 68,665 km (0.078 R)
• M2: 242,947 km (0.101 R)
• M3: 607,517 km (0.064 R)
• M4: 843,134 km (0.116 R)
• M5: 1,245,103 km (0.113 R)
• M6: 1,684,023 km (0.111 R)
• M7: 2,768,009 km (0.083 R)
• M8: 6,266,655 km (0.075 R)
• M9: 6,467,415 km (0.114 R)
• M10: 6,706,921 km (0.114 R)
• M11: 7,131,181 km (0.081 R)
• M12: 7,801,080 km (0.097 R)
• M13: 8,310,311 km (0.075 R)
• M14: 9,836,210 km (0.047 R)
• M15: 10,383,738 km (0.097 R)
• M16: 11,145,191 km (0.112 R)
• M17: 11,689,877 km (0.118 R)
• M18: 11,943,296 km (0.118 R)
• M19: 14,565,447 km (0.108 R)
• M20: 16,512,164 km (0.091 R)
• M21: 18,148,914 km (0.117 R)
• M22: 19,251,301 km (0.114 R)
• M23: 19,533,742 km (0.082 R)
• M24: 20,839,133 km (0.088 R)
• M25: 21,062,183 km (0.039 R)
• M26: 21,970,392 km (0.111 R)
• M27: 24,354,833 km (0.073 R)
• M28: 25,355,194 km (0.113 R)
• M29: 29,630,551 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319

Radius: 3

Gravity: 35.44 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 8.74 AU - 8.82 AU

Year: 17349 Days

Day: 21.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,643,168 km

• M1: 37,998 km (0.102 R)
• M2: 184,454 km (0.037 R)
• M3: 282,590 km (0.1 R)
• M4: 492,476 km (0.094 R)
• M5: 656,136 km (0.049 R)
• M6: 759,957 km (0.072 R)
• M7: 1,455,886 km (0.055 R)
• M8: 1,588,430 km (0.061 R)
• M9: 1,696,889 km (0.079 R)
• M10: 1,793,828 km (0.113 R)
• M11: 2,932,567 km (0.112 R)
• M12: 3,168,483 km (0.06 R)
• M13: 3,598,427 km (0.091 R)
• M14: 4,037,347 km (0.089 R)
• M15: 4,329,213 km (0.117 R)
• M16: 5,965,664 km (0.056 R)
• M17: 6,190,809 km (0.058 R)
• M18: 6,941,042 km (0.116 R)
• M19: 8,108,653 km (0.119 R)
• M20: 11,386,193 km (0.059 R)
• M21: 14,354,963 km (0.043 R)
• M22: 18,820,908 km (0.094 R)
• M23: 19,467,620 km (0.071 R)
• M24: 22,471,844 km (0.075 R)
• M25: 23,383,643 km (0.06 R)
• M26: 23,942,541 km (0.099 R)
• M27: 24,036,488 km (0.026 R)
• M28: 25,672,191 km (0.085 R)
• M29: 25,770,776 km (0.099 R)
• M30: 26,769,342 km (0.096 R)
• M31: 28,420,304 km (0.103 R)
• M32: 35,215,339 km (0.044 R)
• M33: 36,195,803 km (0.094 R)
• M34: 36,817,831 km (0.078 R)
• M35: 39,770,893 km (0.033 R)
• M36: 41,643,559 km (0.093 R)
• M37: 42,878,041 km (0.108 R)
• M38: 43,714,293 km (0.112 R)
• M39: 52,684,032 km (0.087 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 17,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit