🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.2

Radius: 8.7

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.29 AU - 1.79 AU

Year: 1254 Days

Day: 13.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 154.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,331,249 km

• M1: 118,033 km (0.092 R)
• M2: 416,929 km (0.096 R)
• M3: 819,497 km (0.115 R)
• M4: 1,359,396 km (0.118 R)
• M5: 1,933,403 km (0.102 R)
• M6: 2,374,268 km (0.086 R)
• M7: 3,935,920 km (0.118 R)
• M8: 4,611,953 km (0.087 R)
• M9: 4,987,144 km (0.08 R)
• M10: 5,637,596 km (0.08 R)
• M11: 6,004,410 km (0.08 R)
• M12: 6,785,759 km (0.091 R)
• M13: 7,584,313 km (0.119 R)
• M14: 7,855,683 km (0.095 R)
• M15: 8,444,201 km (0.058 R)
• M16: 9,172,145 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.5

Radius: 9.8

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.63 AU - 2.75 AU

Year: 2894 Days

Day: 11.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 147.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,331,249 km

• M1: 122,670 km (0.113 R)
• M2: 565,630 km (0.104 R)
• M3: 907,311 km (0.038 R)
• M4: 1,354,010 km (0.081 R)
• M5: 2,654,016 km (0.113 R)
• M6: 3,839,280 km (0.087 R)
• M7: 4,455,473 km (0.108 R)
• M8: 5,611,117 km (0.109 R)
• M9: 6,012,039 km (0.095 R)
• M10: 10,270,642 km (0.099 R)
• M11: 10,605,891 km (0.081 R)
• M12: 14,467,161 km (0.083 R)
• M13: 17,701,318 km (0.081 R)

Asteroid Belt

Center: 3.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.2

Radius: 8

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.38 AU - 4 AU

Year: 4650 Days

Day: 13.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,331,249 km

• M1: 102,026 km (0.068 R)
• M2: 496,815 km (0.109 R)
• M3: 774,618 km (0.102 R)
• M4: 1,217,577 km (0.105 R)
• M5: 1,704,219 km (0.079 R)
• M6: 2,000,124 km (0.081 R)
• M7: 2,987,320 km (0.106 R)
• M8: 3,696,264 km (0.11 R)
• M9: 5,057,306 km (0.076 R)
• M10: 6,030,889 km (0.065 R)
• M11: 6,562,260 km (0.063 R)
• M12: 6,989,362 km (0.071 R)
• M13: 7,399,859 km (0.119 R)
• M14: 10,428,019 km (0.054 R)
• M15: 10,918,999 km (0.118 R)
• M16: 11,613,283 km (0.107 R)
• M17: 12,336,738 km (0.12 R)
• M18: 14,033,627 km (0.095 R)
• M19: 15,648,536 km (0.101 R)
• M20: 16,892,592 km (0.091 R)
• M21: 17,695,184 km (0.087 R)
• M22: 21,373,347 km (0.116 R)
• M23: 21,875,248 km (0.044 R)
• M24: 23,127,083 km (0.078 R)
• M25: 24,660,012 km (0.095 R)
• M26: 27,335,720 km (0.111 R)
• M27: 28,012,351 km (0.113 R)
• M28: 29,048,167 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.6

Radius: 14.2

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.03 AU - 4.05 AU

Year: 5327 Days

Day: 10.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,331,249 km

• M1: 199,564 km (0.104 R)
• M2: 680,222 km (0.069 R)
• M3: 1,266,795 km (0.115 R)
• M4: 1,757,625 km (0.083 R)
• M5: 2,912,371 km (0.095 R)
• M6: 4,968,295 km (0.069 R)
• M7: 5,673,350 km (0.096 R)
• M8: 7,785,672 km (0.085 R)
• M9: 8,659,922 km (0.085 R)
• M10: 10,970,161 km (0.096 R)
• M11: 14,044,996 km (0.117 R)
• M12: 15,988,123 km (0.048 R)
• M13: 16,715,019 km (0.046 R)
• M14: 17,211,684 km (0.025 R)
• M15: 19,095,719 km (0.095 R)
• M16: 19,983,433 km (0.115 R)
• M17: 22,585,838 km (0.117 R)
• M18: 23,347,141 km (0.085 R)
• M19: 26,986,558 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 10.8

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.18 AU - 5.28 AU

Year: 5707 Days

Day: 8.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,331,249 km

• M1: 140,173 km (0.098 R)
• M2: 569,369 km (0.115 R)
• M3: 924,964 km (0.104 R)
• M4: 1,296,864 km (0.076 R)
• M5: 1,973,046 km (0.058 R)
• M6: 2,812,141 km (0.12 R)
• M7: 3,154,122 km (0.116 R)
• M8: 4,351,652 km (0.085 R)
• M9: 4,783,990 km (0.102 R)
• M10: 5,274,522 km (0.117 R)
• M11: 7,890,839 km (0.081 R)
• M12: 11,023,867 km (0.052 R)
• M13: 14,964,275 km (0.118 R)
• M14: 16,334,292 km (0.117 R)
• M15: 17,448,946 km (0.105 R)
• M16: 18,543,554 km (0.041 R)
• M17: 19,975,654 km (0.074 R)
• M18: 23,058,567 km (0.051 R)
• M19: 24,968,034 km (0.093 R)
• M20: 25,830,167 km (0.102 R)
• M21: 26,268,638 km (0.104 R)
• M22: 28,536,093 km (0.067 R)
• M23: 30,344,432 km (0.086 R)
• M24: 31,029,441 km (0.041 R)
• M25: 32,532,301 km (0.103 R)
• M26: 34,823,243 km (0.104 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 11,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit