🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.4 AU - 3.64 AU

Year: 1927 Days

Day: 33.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.7

Radius: 13

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 11.3 AU - 11.78 AU

Year: 14391 Days

Day: 12.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 144.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,866,414 km

• M1: 162,314 km (0.09 R)
• M2: 838,646 km (0.118 R)
• M3: 2,286,304 km (0.068 R)
• M4: 3,063,465 km (0.112 R)
• M5: 6,867,440 km (0.089 R)
• M6: 7,477,949 km (0.066 R)
• M7: 9,333,112 km (0.087 R)
• M8: 10,237,880 km (0.068 R)
• M9: 12,576,244 km (0.109 R)
• M10: 13,491,783 km (0.112 R)
• M11: 14,981,180 km (0.032 R)
• M12: 18,055,715 km (0.118 R)
• M13: 18,515,878 km (0.111 R)
• M14: 21,959,322 km (0.111 R)
• M15: 26,589,526 km (0.071 R)
• M16: 27,892,373 km (0.105 R)
• M17: 37,231,619 km (0.073 R)
• M18: 40,800,276 km (0.037 R)
• M19: 46,571,463 km (0.098 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.1

Radius: 5.5

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 16.84 AU - 20.26 AU

Year: 29328 Days

Day: 22.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,866,414 km

• M1: 68,516 km (0.109 R)
• M2: 451,636 km (0.09 R)
• M3: 626,815 km (0.094 R)
• M4: 1,314,068 km (0.077 R)
• M5: 2,802,866 km (0.104 R)
• M6: 4,793,565 km (0.112 R)
• M7: 5,923,328 km (0.09 R)
• M8: 6,153,409 km (0.052 R)
• M9: 9,297,358 km (0.085 R)
• M10: 10,251,344 km (0.066 R)
• M11: 12,728,236 km (0.042 R)
• M12: 13,701,669 km (0.053 R)
• M13: 22,588,830 km (0.11 R)
• M14: 23,818,674 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.8

Radius: 7.7

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.07 AU - 21.29 AU

Year: 30835 Days

Day: 15 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,866,414 km

• M1: 96,491 km (0.084 R)
• M2: 537,356 km (0.087 R)
• M3: 789,877 km (0.067 R)
• M4: 1,568,683 km (0.038 R)
• M5: 2,756,490 km (0.119 R)
• M6: 3,446,436 km (0.092 R)
• M7: 3,721,247 km (0.079 R)
• M8: 4,350,007 km (0.1 R)
• M9: 5,402,877 km (0.051 R)
• M10: 5,732,740 km (0.058 R)
• M11: 6,252,892 km (0.086 R)
• M12: 7,042,918 km (0.03 R)
• M13: 8,215,466 km (0.092 R)
• M14: 9,994,933 km (0.119 R)
• M15: 11,072,786 km (0.118 R)
• M16: 11,947,784 km (0.085 R)
• M17: 12,296,347 km (0.088 R)
• M18: 15,090,536 km (0.044 R)
• M19: 15,415,911 km (0.094 R)
• M20: 16,334,891 km (0.1 R)
• M21: 18,838,261 km (0.095 R)
• M22: 19,985,378 km (0.114 R)
• M23: 20,279,338 km (0.093 R)
• M24: 27,258,976 km (0.046 R)
• M25: 29,477,064 km (0.03 R)
• M26: 31,020,914 km (0.073 R)
• M27: 34,831,471 km (0.118 R)
• M28: 36,264,618 km (0.091 R)
• M29: 36,555,885 km (0.104 R)
• M30: 44,190,014 km (0.094 R)
• M31: 51,893,257 km (0.1 R)
• M32: 53,572,045 km (0.077 R)
• M33: 56,841,357 km (0.055 R)
• M34: 58,825,324 km (0.094 R)
• M35: 68,548,138 km (0.071 R)
• M36: 70,568,008 km (0.118 R)
• M37: 79,779,796 km (0.082 R)
• M38: 82,767,715 km (0.119 R)
• M39: 83,020,086 km (0.102 R)
• M40: 86,866,397 km (0.037 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 14,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit