🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.1

Radius: 14.2

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.96 AU - 0.98 AU

Year: 637 Days

Day: 13 Hours

Environment

Temp: -183 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,259,915 km

• M1: 177,722 km (0.069 R)
• M2: 968,347 km (0.047 R)
• M3: 1,411,306 km (0.072 R)
• M4: 2,038,570 km (0.038 R)
• M5: 2,837,423 km (0.078 R)
• M6: 4,374,092 km (0.103 R)
• M7: 5,162,174 km (0.085 R)
• M8: 5,617,849 km (0.101 R)
• M9: 6,793,987 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.7

Radius: 12.5

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.66 AU - 4.12 AU

Year: 4162 Days

Day: 8.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,259,915 km

• M1: 155,432 km (0.111 R)
• M2: 711,039 km (0.095 R)
• M3: 1,172,997 km (0.11 R)
• M4: 1,738,178 km (0.102 R)
• M5: 2,222,276 km (0.106 R)
• M6: 2,610,932 km (0.11 R)
• M7: 3,156,665 km (0.056 R)
• M8: 4,062,031 km (0.065 R)
• M9: 4,698,869 km (0.115 R)
• M10: 5,483,510 km (0.055 R)
• M11: 6,415,056 km (0.114 R)
• M12: 6,886,588 km (0.119 R)
• M13: 7,689,630 km (0.12 R)
• M14: 11,538,334 km (0.109 R)
• M15: 13,721,865 km (0.115 R)
• M16: 14,560,810 km (0.117 R)
• M17: 18,262,160 km (0.112 R)
• M18: 19,536,884 km (0.073 R)
• M19: 19,930,625 km (0.09 R)
• M20: 22,620,544 km (0.117 R)
• M21: 23,274,138 km (0.049 R)
• M22: 25,001,694 km (0.087 R)
• M23: 25,544,136 km (0.1 R)
• M24: 27,299,966 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.6

Radius: 11.1

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.9 AU - 5.04 AU

Year: 6302 Days

Day: 7.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,259,915 km

• M1: 138,079 km (0.071 R)
• M2: 1,460,524 km (0.094 R)
• M3: 2,048,444 km (0.116 R)
• M4: 2,948,873 km (0.108 R)
• M5: 3,699,705 km (0.114 R)
• M6: 5,059,849 km (0.069 R)
• M7: 8,694,179 km (0.087 R)
• M8: 9,487,647 km (0.102 R)
• M9: 11,526,366 km (0.112 R)
• M10: 12,212,572 km (0.12 R)
• M11: 12,870,054 km (0.056 R)
• M12: 14,800,316 km (0.105 R)
• M13: 15,866,500 km (0.071 R)
• M14: 17,050,717 km (0.109 R)
• M15: 21,345,821 km (0.03 R)
• M16: 23,034,183 km (0.039 R)
• M17: 24,037,984 km (0.095 R)
• M18: 28,823,022 km (0.113 R)
• M19: 30,383,776 km (0.099 R)
• M20: 34,747,845 km (0.081 R)
• M21: 35,956,297 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.9

Radius: 14.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.32 AU - 4.92 AU

Year: 6622 Days

Day: 8.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,259,915 km

• M1: 200,611 km (0.114 R)
• M2: 848,968 km (0.069 R)
• M3: 3,055,237 km (0.119 R)
• M4: 3,897,773 km (0.045 R)
• M5: 7,898,169 km (0.042 R)
• M6: 9,895,002 km (0.09 R)
• M7: 10,790,195 km (0.118 R)
• M8: 11,972,617 km (0.05 R)
• M9: 15,755,199 km (0.116 R)
• M10: 18,448,260 km (0.094 R)
• M11: 24,577,733 km (0.111 R)
• M12: 25,194,525 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.1

Radius: 6

Gravity: 18.59 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.23 AU - 7.39 AU

Year: 11851 Days

Day: 23.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,259,915 km

• M1: 74,949 km (0.098 R)
• M2: 560,094 km (0.042 R)
• M3: 1,098,348 km (0.091 R)
• M4: 2,003,415 km (0.088 R)
• M5: 2,316,074 km (0.084 R)
• M6: 2,812,590 km (0.108 R)
• M7: 3,427,736 km (0.071 R)
• M8: 4,128,602 km (0.107 R)
• M9: 6,643,342 km (0.091 R)
• M10: 7,814,694 km (0.11 R)
• M11: 10,080,503 km (0.053 R)
• M12: 15,020,225 km (0.1 R)
• M13: 15,856,926 km (0.111 R)
• M14: 17,020,049 km (0.036 R)
• M15: 18,710,954 km (0.115 R)
• M16: 19,190,714 km (0.12 R)
• M17: 19,925,988 km (0.03 R)
• M18: 20,258,693 km (0.103 R)
• M19: 23,792,195 km (0.12 R)
• M20: 24,831,601 km (0.077 R)
• M21: 26,496,775 km (0.119 R)
• M22: 27,612,925 km (0.057 R)
• M23: 27,819,220 km (0.101 R)
• M24: 28,130,683 km (0.067 R)
• M25: 31,038,117 km (0.085 R)
• M26: 33,433,628 km (0.089 R)
• M27: 35,097,306 km (0.112 R)
• M28: 40,684,338 km (0.099 R)
• M29: 41,085,559 km (0.048 R)
• M30: 41,895,781 km (0.047 R)
• M31: 42,716,774 km (0.117 R)
• M32: 46,689,795 km (0.12 R)
• M33: 52,782,617 km (0.08 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 15,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit