🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.9

Radius: 10.6

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.06 AU - 1.44 AU

Year: 948 Days

Day: 6.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 171.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,651,193 km

• M1: 132,245 km (0.117 R)
• M2: 528,080 km (0.099 R)
• M3: 1,625,979 km (0.115 R)
• M4: 3,169,979 km (0.099 R)
• M5: 4,336,992 km (0.063 R)
• M6: 6,400,694 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.4

Radius: 13.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.05 AU - 1.73 AU

Year: 1112 Days

Day: 12.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,651,193 km

• M1: 169,644 km (0.104 R)
• M2: 706,850 km (0.072 R)
• M3: 1,414,298 km (0.12 R)
• M4: 2,578,469 km (0.094 R)
• M5: 4,130,248 km (0.118 R)
• M6: 4,830,665 km (0.067 R)
• M7: 6,090,728 km (0.064 R)
• M8: 6,556,276 km (0.066 R)
• M9: 8,048,216 km (0.057 R)
• M10: 9,143,721 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.2

Radius: 14.4

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.57 AU - 1.89 AU

Year: 1543 Days

Day: 14.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,651,193 km

• M1: 179,218 km (0.09 R)
• M2: 750,383 km (0.074 R)
• M3: 1,311,375 km (0.098 R)
• M4: 2,123,093 km (0.086 R)
• M5: 2,700,541 km (0.109 R)
• M6: 3,608,749 km (0.038 R)
• M7: 5,559,057 km (0.094 R)
• M8: 7,633,531 km (0.048 R)
• M9: 9,870,916 km (0.117 R)
• M10: 10,760,126 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.8

Radius: 14.6

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.09 AU - 3.47 AU

Year: 4029 Days

Day: 11.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,651,193 km

• M1: 181,612 km (0.09 R)
• M2: 925,562 km (0.091 R)
• M3: 1,467,106 km (0.099 R)
• M4: 2,098,559 km (0.098 R)
• M5: 2,596,421 km (0.049 R)
• M6: 3,284,421 km (0.102 R)
• M7: 3,878,325 km (0.099 R)
• M8: 5,362,635 km (0.067 R)
• M9: 6,219,980 km (0.094 R)
• M10: 6,913,666 km (0.087 R)
• M11: 7,459,249 km (0.117 R)
• M12: 8,857,540 km (0.116 R)
• M13: 10,971,508 km (0.066 R)
• M14: 11,493,455 km (0.099 R)
• M15: 12,123,561 km (0.037 R)
• M16: 15,735,003 km (0.097 R)
• M17: 19,311,739 km (0.059 R)
• M18: 20,397,819 km (0.084 R)
• M19: 24,929,588 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.5

Radius: 14.8

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.01 AU - 4.55 AU

Year: 4985 Days

Day: 10 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,651,193 km

• M1: 184,005 km (0.038 R)
• M2: 958,773 km (0.088 R)
• M3: 1,559,259 km (0.119 R)
• M4: 2,595,822 km (0.104 R)
• M5: 3,715,712 km (0.035 R)
• M6: 4,640,526 km (0.09 R)
• M7: 5,714,339 km (0.059 R)
• M8: 6,623,895 km (0.074 R)
• M9: 7,152,573 km (0.109 R)
• M10: 9,031,373 km (0.079 R)
• M11: 11,683,295 km (0.086 R)
• M12: 12,495,611 km (0.1 R)
• M13: 13,031,919 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.2

Radius: 4.8

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 8.44 AU - 11.82 AU

Year: 21868 Days

Day: 16.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 60,651,193 km

• M1: 60,138 km (0.046 R)
• M2: 294,109 km (0.067 R)
• M3: 455,974 km (0.064 R)
• M4: 1,100,292 km (0.099 R)
• M5: 1,319,752 km (0.082 R)
• M6: 3,463,789 km (0.096 R)
• M7: 4,810,170 km (0.102 R)
• M8: 5,880,842 km (0.111 R)
• M9: 6,112,569 km (0.095 R)
• M10: 6,512,444 km (0.12 R)
• M11: 6,760,627 km (0.105 R)
• M12: 7,679,158 km (0.094 R)
• M13: 8,192,129 km (0.067 R)
• M14: 10,306,396 km (0.081 R)
• M15: 11,163,143 km (0.075 R)
• M16: 12,128,049 km (0.042 R)
• M17: 13,745,352 km (0.051 R)
• M18: 14,016,722 km (0.082 R)
• M19: 14,852,525 km (0.095 R)
• M20: 16,623,016 km (0.115 R)
• M21: 21,200,861 km (0.093 R)
• M22: 23,054,378 km (0.106 R)
• M23: 24,020,481 km (0.051 R)
• M24: 27,937,851 km (0.112 R)
• M25: 28,813,447 km (0.075 R)
• M26: 29,146,602 km (0.104 R)
• M27: 32,379,861 km (0.029 R)
• M28: 32,860,519 km (0.058 R)
• M29: 33,467,886 km (0.067 R)
• M30: 35,461,876 km (0.053 R)
• M31: 38,197,423 km (0.07 R)
• M32: 38,465,053 km (0.064 R)
• M33: 40,235,245 km (0.108 R)
• M34: 44,971,214 km (0.088 R)
• M35: 54,848,414 km (0.09 R)
• M36: 57,437,803 km (0.058 R)
• M37: 57,965,285 km (0.105 R)
• M38: 60,469,554 km (0.099 R)
• M39: 60,651,166 km (0.042 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 18,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit