🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.61 AU - 1.61 AU

Year: 754 Days

Day: 14.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.6

Radius: 13

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.9 AU - 7.34 AU

Year: 7010 Days

Day: 11 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 114,093,965 km

• M1: 164,707 km (0.033 R)
• M2: 581,936 km (0.107 R)
• M3: 1,026,541 km (0.08 R)
• M4: 1,484,460 km (0.11 R)
• M5: 1,925,325 km (0.03 R)
• M6: 2,330,884 km (0.115 R)
• M7: 3,478,150 km (0.034 R)
• M8: 3,985,586 km (0.119 R)
• M9: 4,598,190 km (0.115 R)
• M10: 7,347,200 km (0.1 R)
• M11: 8,063,924 km (0.118 R)
• M12: 9,452,940 km (0.11 R)
• M13: 10,252,840 km (0.077 R)
• M14: 12,925,705 km (0.052 R)
• M15: 15,324,507 km (0.105 R)
• M16: 16,362,417 km (0.078 R)
• M17: 20,366,404 km (0.068 R)
• M18: 21,540,747 km (0.089 R)
• M19: 23,009,050 km (0.103 R)
• M20: 34,986,903 km (0.035 R)
• M21: 37,127,798 km (0.11 R)
• M22: 37,589,307 km (0.106 R)
• M23: 38,054,706 km (0.097 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.5

Radius: 6.5

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 12.92 AU - 18.6 AU

Year: 23084 Days

Day: 23.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 114,093,965 km

• M1: 81,381 km (0.049 R)
• M2: 331,509 km (0.101 R)
• M3: 658,231 km (0.102 R)
• M4: 1,820,756 km (0.096 R)
• M5: 2,168,870 km (0.08 R)
• M6: 2,394,912 km (0.038 R)
• M7: 2,734,051 km (0.047 R)
• M8: 3,019,483 km (0.079 R)
• M9: 4,475,370 km (0.082 R)
• M10: 4,902,173 km (0.12 R)
• M11: 5,513,130 km (0.112 R)
• M12: 6,630,327 km (0.094 R)
• M13: 7,810,355 km (0.111 R)
• M14: 12,455,668 km (0.079 R)
• M15: 15,669,479 km (0.087 R)
• M16: 17,192,086 km (0.111 R)
• M17: 19,919,256 km (0.112 R)
• M18: 21,227,788 km (0.059 R)
• M19: 21,623,325 km (0.076 R)
• M20: 31,209,108 km (0.119 R)
• M21: 36,239,187 km (0.098 R)
• M22: 37,031,756 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.8

Radius: 5.3

Gravity: 34.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 15.9 AU - 22.42 AU

Year: 30944 Days

Day: 15 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 114,093,965 km

• M1: 66,272 km (0.057 R)
• M2: 334,202 km (0.08 R)
• M3: 666,608 km (0.073 R)
• M4: 848,070 km (0.084 R)
• M5: 1,019,809 km (0.065 R)
• M6: 1,330,374 km (0.071 R)
• M7: 1,805,198 km (0.097 R)
• M8: 3,767,473 km (0.045 R)
• M9: 5,888,771 km (0.088 R)
• M10: 6,127,379 km (0.106 R)
• M11: 6,322,904 km (0.115 R)
• M12: 9,779,213 km (0.105 R)
• M13: 12,676,475 km (0.108 R)
• M14: 14,491,097 km (0.045 R)
• M15: 16,660,565 km (0.097 R)
• M16: 17,822,492 km (0.112 R)
• M17: 18,831,081 km (0.097 R)
• M18: 20,414,574 km (0.08 R)
• M19: 22,545,147 km (0.087 R)
• M20: 28,714,264 km (0.102 R)
• M21: 31,962,483 km (0.096 R)
• M22: 32,848,551 km (0.099 R)
• M23: 35,919,945 km (0.099 R)
• M24: 36,877,521 km (0.092 R)
• M25: 42,982,311 km (0.116 R)
• M26: 44,790,350 km (0.064 R)
• M27: 59,549,826 km (0.118 R)
• M28: 74,895,127 km (0.091 R)
• M29: 76,717,977 km (0.119 R)
• M30: 79,911,443 km (0.051 R)
• M31: 100,007,822 km (0.106 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: 369 - 16,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit