🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.7

Radius: 9.3

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.73 AU - 0.89 AU

Year: 494 Days

Day: 6 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,001,678 km

• M1: 115,639 km (0.11 R)
• M2: 443,707 km (0.101 R)
• M3: 890,107 km (0.083 R)
• M4: 1,199,326 km (0.063 R)
• M5: 1,525,001 km (0.081 R)
• M6: 1,837,810 km (0.112 R)
• M7: 2,322,357 km (0.062 R)
• M8: 2,761,128 km (0.064 R)
• M9: 4,551,216 km (0.066 R)
• M10: 5,030,528 km (0.113 R)
• M11: 5,407,514 km (0.107 R)
• M12: 5,733,189 km (0.07 R)
• M13: 6,181,683 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36

Radius: 12.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.21 AU - 1.81 AU

Year: 1259 Days

Day: 12.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 82,001,678 km

• M1: 160,369 km (0.098 R)
• M2: 1,109,119 km (0.109 R)
• M3: 1,866,084 km (0.118 R)
• M4: 2,445,776 km (0.092 R)
• M5: 3,073,638 km (0.049 R)
• M6: 3,613,237 km (0.049 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854

Radius: 5.3

Gravity: 30.4 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.86 AU - 8.06 AU

Year: 12454 Days

Day: 17 Hours

Environment

Temp: -221 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,001,678 km

• M1: 67,319 km (0.082 R)
• M2: 263,292 km (0.097 R)
• M3: 642,373 km (0.12 R)
• M4: 911,350 km (0.045 R)
• M5: 1,163,423 km (0.098 R)
• M6: 1,403,677 km (0.107 R)
• M7: 2,601,507 km (0.041 R)
• M8: 4,028,521 km (0.061 R)
• M9: 4,391,296 km (0.105 R)
• M10: 7,748,123 km (0.027 R)
• M11: 8,550,416 km (0.086 R)
• M12: 12,950,388 km (0.116 R)
• M13: 17,687,106 km (0.102 R)
• M14: 25,130,348 km (0.09 R)
• M15: 26,147,763 km (0.114 R)
• M16: 28,264,423 km (0.06 R)
• M17: 29,031,412 km (0.113 R)
• M18: 31,183,078 km (0.042 R)
• M19: 32,835,087 km (0.082 R)
• M20: 35,420,886 km (0.1 R)
• M21: 39,345,886 km (0.119 R)
• M22: 42,830,319 km (0.091 R)
• M23: 43,696,192 km (0.098 R)
• M24: 48,046,049 km (0.111 R)
• M25: 53,337,026 km (0.062 R)
• M26: 53,669,582 km (0.12 R)
• M27: 54,339,033 km (0.086 R)
• M28: 54,675,778 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.2

Radius: 5.5

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.45 AU - 11.71 AU

Year: 20111 Days

Day: 24.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,001,678 km

• M1: 70,909 km (0.096 R)
• M2: 246,687 km (0.084 R)
• M3: 422,315 km (0.108 R)
• M4: 645,216 km (0.081 R)
• M5: 1,745,358 km (0.085 R)
• M6: 2,061,309 km (0.073 R)
• M7: 4,152,388 km (0.062 R)
• M8: 4,683,012 km (0.115 R)
• M9: 5,084,084 km (0.051 R)
• M10: 5,507,745 km (0.115 R)
• M11: 5,765,652 km (0.054 R)
• M12: 6,425,378 km (0.083 R)
• M13: 6,752,698 km (0.081 R)
• M14: 8,365,064 km (0.097 R)
• M15: 11,416,262 km (0.05 R)
• M16: 11,654,721 km (0.071 R)
• M17: 16,385,604 km (0.071 R)
• M18: 17,861,088 km (0.075 R)
• M19: 18,920,241 km (0.059 R)
• M20: 20,895,531 km (0.07 R)
• M21: 24,949,783 km (0.089 R)
• M22: 27,213,498 km (0.064 R)
• M23: 30,630,463 km (0.108 R)
• M24: 32,263,174 km (0.099 R)
• M25: 33,586,068 km (0.119 R)
• M26: 40,607,893 km (0.103 R)
• M27: 41,724,941 km (0.117 R)
• M28: 44,901,950 km (0.073 R)
• M29: 46,549,322 km (0.087 R)
• M30: 49,647,195 km (0.118 R)
• M31: 52,550,142 km (0.098 R)
• M32: 53,875,878 km (0.075 R)
• M33: 54,715,720 km (0.094 R)
• M34: 56,421,585 km (0.072 R)
• M35: 58,515,058 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.8

Radius: 4.2

Gravity: 33.83 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 9.39 AU - 12.15 AU

Year: 23973 Days

Day: 22.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,001,678 km

• M1: 63,130 km (0.051 R)
• M2: 208,539 km (0.119 R)
• M3: 747,989 km (0.116 R)
• M4: 1,049,279 km (0.085 R)
• M5: 1,287,140 km (0.078 R)
• M6: 3,505,976 km (0.087 R)
• M7: 4,203,251 km (0.117 R)
• M8: 4,692,436 km (0.102 R)
• M9: 5,141,230 km (0.119 R)
• M10: 8,890,452 km (0.106 R)
• M11: 9,058,600 km (0.119 R)
• M12: 10,795,581 km (0.069 R)
• M13: 15,713,012 km (0.064 R)
• M14: 19,772,650 km (0.079 R)
• M15: 21,736,870 km (0.106 R)
• M16: 23,292,538 km (0.073 R)
• M17: 30,259,012 km (0.086 R)
• M18: 31,281,364 km (0.043 R)
• M19: 32,458,848 km (0.116 R)
• M20: 39,542,906 km (0.104 R)
• M21: 43,281,656 km (0.075 R)
• M22: 45,402,056 km (0.085 R)
• M23: 48,105,439 km (0.03 R)
• M24: 55,898,441 km (0.085 R)
• M25: 61,806,959 km (0.107 R)
• M26: 75,308,914 km (0.117 R)
• M27: 76,711,095 km (0.116 R)
• M28: 77,182,329 km (0.096 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 10,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit