🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.49 AU - 0.75 AU

Year: 315 Days

Day: 44 Hours

Environment

Temp: -132 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.3

Radius: 11.9

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.04 AU - 1.54 AU

Year: 946 Days

Day: 13 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,216,932 km

• M1: 147,952 km (0.118 R)
• M2: 579,542 km (0.11 R)
• M3: 1,053,019 km (0.099 R)
• M4: 1,859,352 km (0.037 R)
• M5: 2,343,750 km (0.087 R)
• M6: 2,873,925 km (0.075 R)
• M7: 6,913,666 km (0.061 R)
• M8: 8,322,130 km (0.115 R)
• M9: 9,678,833 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.8

Radius: 10.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.48 AU - 4.9 AU

Year: 5538 Days

Day: 9.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,216,932 km

• M1: 126,859 km (0.105 R)
• M2: 498,610 km (0.109 R)
• M3: 1,052,421 km (0.033 R)
• M4: 1,426,266 km (0.09 R)
• M5: 1,903,184 km (0.093 R)
• M6: 3,220,393 km (0.118 R)
• M7: 3,817,588 km (0.091 R)
• M8: 4,537,902 km (0.117 R)
• M9: 5,755,030 km (0.091 R)
• M10: 7,388,489 km (0.107 R)
• M11: 9,145,815 km (0.114 R)
• M12: 10,254,186 km (0.111 R)
• M13: 10,612,772 km (0.09 R)
• M14: 14,616,759 km (0.097 R)
• M15: 15,418,305 km (0.086 R)
• M16: 16,860,428 km (0.095 R)
• M17: 17,550,523 km (0.089 R)
• M18: 18,522,012 km (0.079 R)
• M19: 20,010,959 km (0.118 R)
• M20: 23,689,122 km (0.119 R)
• M21: 25,441,661 km (0.088 R)
• M22: 26,099,892 km (0.026 R)
• M23: 29,113,840 km (0.105 R)
• M24: 30,843,491 km (0.093 R)
• M25: 31,309,787 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.6

Radius: 5.3

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.07 AU - 7.11 AU

Year: 9704 Days

Day: 15.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,216,932 km

• M1: 67,469 km (0.047 R)
• M2: 246,238 km (0.053 R)
• M3: 542,741 km (0.042 R)
• M4: 958,623 km (0.081 R)
• M5: 1,853,667 km (0.108 R)
• M6: 2,263,715 km (0.115 R)
• M7: 2,850,288 km (0.046 R)
• M8: 3,151,578 km (0.037 R)
• M9: 3,572,696 km (0.056 R)
• M10: 3,838,532 km (0.11 R)
• M11: 4,095,691 km (0.108 R)
• M12: 4,668,501 km (0.119 R)
• M13: 6,114,065 km (0.035 R)
• M14: 6,287,898 km (0.038 R)
• M15: 8,604,870 km (0.095 R)
• M16: 9,972,792 km (0.064 R)
• M17: 10,377,155 km (0.095 R)
• M18: 10,708,365 km (0.103 R)
• M19: 11,611,488 km (0.046 R)
• M20: 12,798,696 km (0.052 R)
• M21: 14,470,303 km (0.084 R)
• M22: 17,590,316 km (0.094 R)
• M23: 18,359,847 km (0.109 R)
• M24: 19,151,669 km (0.09 R)
• M25: 20,157,116 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.8

Radius: 5.4

Gravity: 19.33 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.41 AU - 9.51 AU

Year: 18787 Days

Day: 17.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 84,216,932 km

• M1: 69,413 km (0.069 R)
• M2: 311,912 km (0.08 R)
• M3: 506,838 km (0.045 R)
• M4: 727,494 km (0.115 R)
• M5: 1,200,074 km (0.106 R)
• M6: 1,382,284 km (0.066 R)
• M7: 1,567,038 km (0.067 R)
• M8: 1,930,411 km (0.075 R)
• M9: 2,102,598 km (0.119 R)
• M10: 3,072,591 km (0.035 R)
• M11: 4,310,214 km (0.104 R)
• M12: 7,482,736 km (0.079 R)
• M13: 7,766,074 km (0.088 R)
• M14: 8,354,293 km (0.114 R)
• M15: 11,497,045 km (0.119 R)
• M16: 12,260,144 km (0.053 R)
• M17: 13,056,603 km (0.036 R)
• M18: 16,038,089 km (0.082 R)
• M19: 16,989,681 km (0.057 R)
• M20: 17,315,056 km (0.058 R)
• M21: 17,727,647 km (0.094 R)
• M22: 19,443,983 km (0.066 R)
• M23: 21,456,374 km (0.109 R)
• M24: 24,110,838 km (0.109 R)
• M25: 26,429,306 km (0.065 R)
• M26: 28,433,469 km (0.109 R)
• M27: 35,710,059 km (0.084 R)
• M28: 35,976,493 km (0.103 R)
• M29: 38,994,031 km (0.053 R)
• M30: 40,275,636 km (0.114 R)
• M31: 58,278,992 km (0.103 R)
• M32: 66,968,384 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.7

Radius: 3.7

Gravity: 50.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.94 AU - 11.76 AU

Year: 23076 Days

Day: 22 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,216,932 km

• M1: 54,753 km (0.084 R)
• M2: 187,895 km (0.118 R)
• M3: 536,907 km (0.1 R)
• M4: 979,417 km (0.087 R)
• M5: 1,195,137 km (0.113 R)
• M6: 1,834,967 km (0.098 R)
• M7: 2,676,904 km (0.072 R)
• M8: 3,154,122 km (0.108 R)
• M9: 4,206,692 km (0.069 R)
• M10: 4,737,914 km (0.119 R)
• M11: 6,691,662 km (0.102 R)
• M12: 10,441,632 km (0.038 R)
• M13: 13,080,239 km (0.094 R)
• M14: 17,420,971 km (0.116 R)
• M15: 21,496,167 km (0.088 R)
• M16: 21,904,719 km (0.105 R)
• M17: 23,482,976 km (0.064 R)
• M18: 29,289,468 km (0.028 R)
• M19: 63,057,447 km (0.114 R)
• M20: 63,684,113 km (0.072 R)
• M21: 64,104,184 km (0.118 R)
• M22: 65,588,942 km (0.04 R)
• M23: 79,266,975 km (0.075 R)
• M24: 83,461,699 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 11,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit