🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.4

Radius: 14.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.42 AU - 0.64 AU

Year: 271 Days

Day: 13.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,486,579 km

• M1: 176,675 km (0.092 R)
• M2: 701,165 km (0.111 R)
• M3: 1,285,495 km (0.03 R)
• M4: 1,762,113 km (0.103 R)
• M5: 2,208,065 km (0.079 R)
• M6: 2,690,219 km (0.076 R)
• M7: 3,224,732 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.7

Radius: 13.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.08 AU - 1.6 AU

Year: 1090 Days

Day: 7.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 29,486,579 km

• M1: 166,652 km (0.083 R)
• M2: 1,045,091 km (0.095 R)
• M3: 1,597,406 km (0.105 R)
• M4: 2,118,904 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 10.1

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.52 AU - 2.02 AU

Year: 1655 Days

Day: 14.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,486,579 km

• M1: 125,812 km (0.102 R)
• M2: 450,140 km (0.071 R)
• M3: 820,993 km (0.025 R)
• M4: 1,166,415 km (0.101 R)
• M5: 2,124,888 km (0.067 R)
• M6: 2,565,304 km (0.076 R)
• M7: 3,907,347 km (0.098 R)
• M8: 5,487,699 km (0.104 R)
• M9: 6,105,837 km (0.102 R)
• M10: 9,563,941 km (0.046 R)
• M11: 10,064,795 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.9

Radius: 9.9

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.8 AU - 1.88 AU

Year: 1754 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,486,579 km

• M1: 125,064 km (0.069 R)
• M2: 455,675 km (0.083 R)
• M3: 791,074 km (0.101 R)
• M4: 1,268,141 km (0.094 R)
• M5: 1,961,976 km (0.118 R)
• M6: 2,528,503 km (0.075 R)
• M7: 3,128,391 km (0.115 R)
• M8: 3,439,554 km (0.091 R)
• M9: 4,427,199 km (0.073 R)
• M10: 5,810,082 km (0.101 R)
• M11: 6,733,101 km (0.1 R)
• M12: 7,383,553 km (0.068 R)
• M13: 8,839,140 km (0.065 R)
• M14: 9,681,077 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.3

Radius: 10.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.89 AU - 4.63 AU

Year: 5125 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,486,579 km

• M1: 135,984 km (0.114 R)
• M2: 782,098 km (0.114 R)
• M3: 1,188,705 km (0.066 R)
• M4: 1,727,706 km (0.074 R)
• M5: 2,361,253 km (0.078 R)
• M6: 2,846,249 km (0.116 R)
• M7: 4,036,300 km (0.09 R)
• M8: 4,394,587 km (0.112 R)
• M9: 5,154,245 km (0.08 R)
• M10: 6,987,268 km (0.115 R)
• M11: 8,933,386 km (0.118 R)
• M12: 10,150,814 km (0.116 R)
• M13: 11,216,699 km (0.077 R)
• M14: 15,085,449 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.8

Radius: 13

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.14 AU - 4.88 AU

Year: 5644 Days

Day: 10.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,486,579 km

• M1: 161,865 km (0.104 R)
• M2: 1,309,879 km (0.111 R)
• M3: 2,708,021 km (0.076 R)
• M4: 3,559,831 km (0.06 R)
• M5: 4,024,632 km (0.075 R)
• M6: 4,771,274 km (0.089 R)
• M7: 6,815,978 km (0.07 R)
• M8: 9,477,324 km (0.085 R)
• M9: 10,238,329 km (0.078 R)
• M10: 12,241,893 km (0.061 R)
• M11: 13,921,428 km (0.108 R)
• M12: 14,787,151 km (0.12 R)
• M13: 15,384,047 km (0.104 R)
• M14: 17,206,298 km (0.108 R)
• M15: 18,001,112 km (0.104 R)
• M16: 21,351,356 km (0.107 R)
• M17: 26,640,538 km (0.044 R)
• M18: 32,244,026 km (0.084 R)
• M19: 33,452,029 km (0.047 R)
• M20: 35,214,740 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.7

Radius: 9.4

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.56 AU - 4.58 AU

Year: 5772 Days

Day: 13.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 29,486,579 km

• M1: 126,111 km (0.116 R)
• M2: 425,456 km (0.101 R)
• M3: 747,840 km (0.073 R)
• M4: 1,070,223 km (0.069 R)
• M5: 1,545,047 km (0.057 R)
• M6: 2,024,957 km (0.081 R)
• M7: 2,670,322 km (0.095 R)
• M8: 3,205,284 km (0.036 R)
• M9: 4,440,065 km (0.088 R)
• M10: 5,817,712 km (0.061 R)
• M11: 6,685,379 km (0.097 R)
• M12: 7,530,906 km (0.088 R)
• M13: 8,108,354 km (0.068 R)
• M14: 10,408,122 km (0.102 R)
• M15: 10,852,278 km (0.063 R)
• M16: 11,636,321 km (0.119 R)
• M17: 12,507,280 km (0.103 R)
• M18: 13,472,934 km (0.111 R)
• M19: 14,873,918 km (0.086 R)
• M20: 18,345,187 km (0.107 R)
• M21: 19,323,856 km (0.103 R)
• M22: 19,859,865 km (0.041 R)
• M23: 20,961,504 km (0.063 R)
• M24: 21,814,212 km (0.074 R)
• M25: 22,837,910 km (0.08 R)
• M26: 23,969,917 km (0.046 R)
• M27: 24,433,072 km (0.114 R)
• M28: 25,139,025 km (0.096 R)
• M29: 27,674,858 km (0.098 R)
• M30: 28,441,846 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 13,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit