🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.8

Radius: 10

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.29 AU - 1.43 AU

Year: 1115 Days

Day: 12.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,372,472 km

• M1: 124,316 km (0.088 R)
• M2: 494,271 km (0.114 R)
• M3: 961,914 km (0.079 R)
• M4: 1,288,486 km (0.059 R)
• M5: 1,600,398 km (0.085 R)
• M6: 1,945,072 km (0.093 R)
• M7: 2,287,501 km (0.048 R)
• M8: 2,670,322 km (0.113 R)
• M9: 3,212,465 km (0.119 R)
• M10: 4,053,205 km (0.116 R)
• M11: 4,910,101 km (0.108 R)
• M12: 5,400,334 km (0.086 R)
• M13: 6,003,363 km (0.027 R)
• M14: 7,506,672 km (0.085 R)
• M15: 8,434,627 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.9

Radius: 8.6

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.33 AU - 3.25 AU

Year: 3276 Days

Day: 11.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,372,472 km

• M1: 107,262 km (0.05 R)
• M2: 604,675 km (0.112 R)
• M3: 1,111,063 km (0.057 R)
• M4: 1,392,158 km (0.089 R)
• M5: 2,664,787 km (0.102 R)
• M6: 3,232,062 km (0.107 R)
• M7: 4,089,258 km (0.054 R)
• M8: 4,700,215 km (0.058 R)
• M9: 5,370,863 km (0.109 R)
• M10: 6,132,166 km (0.117 R)
• M11: 6,901,698 km (0.05 R)
• M12: 7,438,754 km (0.119 R)
• M13: 7,867,950 km (0.095 R)
• M14: 9,106,022 km (0.037 R)
• M15: 9,987,453 km (0.102 R)
• M16: 10,551,138 km (0.076 R)
• M17: 13,988,448 km (0.118 R)
• M18: 14,388,772 km (0.09 R)
• M19: 14,951,858 km (0.031 R)
• M20: 19,251,002 km (0.059 R)
• M21: 21,416,282 km (0.078 R)
• M22: 21,948,401 km (0.099 R)
• M23: 23,317,371 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.6

Radius: 8.2

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.86 AU - 4.2 AU

Year: 4662 Days

Day: 6.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,372,472 km

• M1: 104,270 km (0.085 R)
• M2: 439,219 km (0.036 R)
• M3: 760,556 km (0.08 R)
• M4: 1,451,099 km (0.103 R)
• M5: 1,746,555 km (0.103 R)
• M6: 2,414,809 km (0.113 R)
• M7: 2,699,793 km (0.049 R)
• M8: 3,206,331 km (0.049 R)
• M9: 4,619,283 km (0.091 R)
• M10: 5,137,191 km (0.112 R)
• M11: 5,450,299 km (0.042 R)
• M12: 5,775,974 km (0.077 R)
• M13: 7,438,455 km (0.083 R)
• M14: 8,045,822 km (0.092 R)
• M15: 9,866,728 km (0.118 R)
• M16: 10,310,584 km (0.096 R)
• M17: 10,894,615 km (0.085 R)
• M18: 11,588,749 km (0.118 R)
• M19: 11,856,678 km (0.099 R)
• M20: 12,128,647 km (0.106 R)
• M21: 14,611,374 km (0.054 R)
• M22: 15,401,699 km (0.045 R)
• M23: 15,999,043 km (0.086 R)
• M24: 17,298,151 km (0.095 R)
• M25: 18,182,275 km (0.099 R)
• M26: 20,556,842 km (0.105 R)
• M27: 23,271,744 km (0.032 R)
• M28: 23,555,830 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.9

Radius: 7.1

Gravity: 18.7 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 8.75 AU - 8.95 AU

Year: 18506 Days

Day: 19.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,372,472 km

• M1: 89,759 km (0.078 R)
• M2: 410,945 km (0.088 R)
• M3: 1,027,438 km (0.097 R)
• M4: 1,776,176 km (0.045 R)
• M5: 3,271,705 km (0.039 R)
• M6: 4,322,032 km (0.08 R)
• M7: 5,581,197 km (0.055 R)
• M8: 6,121,694 km (0.109 R)
• M9: 8,692,534 km (0.068 R)
• M10: 11,182,590 km (0.1 R)
• M11: 11,573,340 km (0.027 R)
• M12: 12,382,216 km (0.119 R)
• M13: 13,084,578 km (0.07 R)
• M14: 14,339,106 km (0.078 R)
• M15: 18,400,987 km (0.111 R)
• M16: 19,877,667 km (0.068 R)
• M17: 21,233,174 km (0.102 R)
• M18: 24,560,679 km (0.115 R)
• M19: 25,221,004 km (0.109 R)
• M20: 26,692,449 km (0.088 R)
• M21: 28,460,247 km (0.067 R)
• M22: 28,822,872 km (0.067 R)
• M23: 29,805,132 km (0.088 R)
• M24: 30,179,276 km (0.058 R)
• M25: 34,502,954 km (0.097 R)
• M26: 37,026,969 km (0.075 R)
• M27: 40,275,786 km (0.115 R)
• M28: 41,348,103 km (0.112 R)
• M29: 42,439,270 km (0.111 R)
• M30: 44,842,111 km (0.04 R)
• M31: 52,773,641 km (0.074 R)
• M32: 54,242,094 km (0.045 R)
• M33: 60,787,748 km (0.055 R)
• M34: 61,995,003 km (0.068 R)
• M35: 72,010,132 km (0.108 R)
• M36: 72,909,215 km (0.071 R)
• M37: 73,361,449 km (0.094 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 14,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit