🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.5

Radius: 14

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.53 AU - 0.69 AU

Year: 323 Days

Day: 13.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 42,912,709 km

• M1: 174,132 km (0.11 R)
• M2: 650,751 km (0.054 R)
• M3: 1,188,405 km (0.047 R)
• M4: 1,647,970 km (0.115 R)
• M5: 2,169,768 km (0.097 R)
• M6: 2,707,123 km (0.089 R)
• M7: 3,216,055 km (0.044 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.6

Radius: 9.5

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.6 AU - 0.86 AU

Year: 423 Days

Day: 9.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,912,709 km

• M1: 118,482 km (0.095 R)
• M2: 442,511 km (0.103 R)
• M3: 898,186 km (0.063 R)
• M4: 1,304,643 km (0.111 R)
• M5: 1,661,434 km (0.091 R)
• M6: 2,250,550 km (0.081 R)
• M7: 2,826,951 km (0.086 R)
• M8: 3,249,715 km (0.108 R)
• M9: 3,622,363 km (0.059 R)
• M10: 4,311,710 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.9

Radius: 12.4

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.68 AU - 0.94 AU

Year: 494 Days

Day: 10.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,912,709 km

• M1: 155,731 km (0.046 R)
• M2: 563,834 km (0.044 R)
• M3: 1,019,809 km (0.057 R)
• M4: 1,448,107 km (0.109 R)
• M5: 2,006,706 km (0.118 R)
• M6: 2,510,252 km (0.076 R)
• M7: 3,042,671 km (0.084 R)
• M8: 3,587,955 km (0.065 R)
• M9: 4,253,067 km (0.05 R)
• M10: 5,076,454 km (0.102 R)
• M11: 5,710,600 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898

Radius: 10.6

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.5 AU - 5.58 AU

Year: 6561 Days

Day: 7.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,912,709 km

• M1: 132,245 km (0.097 R)
• M2: 677,529 km (0.06 R)
• M3: 1,354,010 km (0.065 R)
• M4: 1,943,276 km (0.104 R)
• M5: 3,449,129 km (0.045 R)
• M6: 5,186,109 km (0.043 R)
• M7: 5,779,564 km (0.057 R)
• M8: 6,917,406 km (0.042 R)
• M9: 7,404,646 km (0.114 R)
• M10: 9,270,281 km (0.071 R)
• M11: 9,770,237 km (0.092 R)
• M12: 10,384,187 km (0.031 R)
• M13: 10,824,304 km (0.049 R)
• M14: 11,899,613 km (0.085 R)
• M15: 14,623,042 km (0.076 R)
• M16: 14,990,305 km (0.109 R)
• M17: 17,530,626 km (0.116 R)
• M18: 18,722,772 km (0.074 R)
• M19: 19,522,672 km (0.08 R)
• M20: 20,193,768 km (0.025 R)
• M21: 22,623,836 km (0.047 R)
• M22: 23,614,772 km (0.092 R)
• M23: 26,488,996 km (0.063 R)
• M24: 27,219,333 km (0.07 R)
• M25: 28,245,574 km (0.112 R)
• M26: 30,673,398 km (0.1 R)
• M27: 32,195,257 km (0.097 R)
• M28: 32,713,464 km (0.106 R)
• M29: 33,132,039 km (0.074 R)
• M30: 35,940,739 km (0.115 R)
• M31: 39,492,342 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.8

Radius: 6.6

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.14 AU - 6.48 AU

Year: 9499 Days

Day: 19.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 42,912,709 km

• M1: 82,279 km (0.073 R)
• M2: 375,790 km (0.032 R)
• M3: 735,423 km (0.066 R)
• M4: 1,126,622 km (0.096 R)
• M5: 1,735,934 km (0.102 R)
• M6: 2,322,657 km (0.116 R)
• M7: 2,662,094 km (0.118 R)
• M8: 3,277,989 km (0.114 R)
• M9: 3,705,689 km (0.076 R)
• M10: 4,789,226 km (0.118 R)
• M11: 6,350,878 km (0.057 R)
• M12: 6,640,799 km (0.06 R)
• M13: 7,766,224 km (0.109 R)
• M14: 8,309,863 km (0.069 R)
• M15: 8,656,780 km (0.057 R)
• M16: 9,661,030 km (0.084 R)
• M17: 11,257,389 km (0.056 R)
• M18: 13,079,641 km (0.111 R)
• M19: 14,836,070 km (0.057 R)
• M20: 15,869,492 km (0.063 R)
• M21: 17,721,065 km (0.048 R)
• M22: 19,182,187 km (0.085 R)
• M23: 21,039,295 km (0.096 R)
• M24: 22,592,121 km (0.113 R)
• M25: 23,525,163 km (0.077 R)
• M26: 27,229,804 km (0.065 R)
• M27: 29,369,503 km (0.095 R)
• M28: 30,378,241 km (0.119 R)
• M29: 37,269,766 km (0.095 R)
• M30: 37,857,536 km (0.1 R)
• M31: 39,293,526 km (0.115 R)
• M32: 40,641,254 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 19,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit