🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 8.9

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.84 AU - 1.36 AU

Year: 734 Days

Day: 9.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,497,861 km

• M1: 110,702 km (0.053 R)
• M2: 458,218 km (0.092 R)
• M3: 742,005 km (0.117 R)
• M4: 1,123,779 km (0.119 R)
• M5: 1,710,801 km (0.045 R)
• M6: 2,001,620 km (0.073 R)
• M7: 2,626,340 km (0.098 R)
• M8: 3,587,058 km (0.095 R)
• M9: 4,053,055 km (0.118 R)
• M10: 6,634,067 km (0.112 R)
• M11: 7,151,227 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.7

Radius: 12.9

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.82 AU - 4.24 AU

Year: 4217 Days

Day: 7.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,497,861 km

• M1: 160,519 km (0.12 R)
• M2: 1,389,465 km (0.038 R)
• M3: 2,006,855 km (0.118 R)
• M4: 2,715,949 km (0.101 R)
• M5: 3,443,145 km (0.108 R)
• M6: 3,908,394 km (0.07 R)
• M7: 4,863,277 km (0.078 R)
• M8: 5,677,090 km (0.097 R)
• M9: 6,147,276 km (0.084 R)
• M10: 6,707,221 km (0.093 R)
• M11: 7,610,941 km (0.115 R)
• M12: 9,416,139 km (0.069 R)
• M13: 10,592,726 km (0.091 R)
• M14: 11,126,192 km (0.101 R)
• M15: 12,055,045 km (0.11 R)
• M16: 12,735,416 km (0.109 R)
• M17: 14,387,126 km (0.116 R)
• M18: 15,041,916 km (0.034 R)
• M19: 16,766,331 km (0.064 R)
• M20: 17,308,474 km (0.119 R)
• M21: 19,462,833 km (0.102 R)
• M22: 21,296,603 km (0.12 R)
• M23: 22,147,666 km (0.111 R)
• M24: 23,541,319 km (0.107 R)
• M25: 25,148,898 km (0.072 R)
• M26: 26,421,976 km (0.102 R)
• M27: 27,156,651 km (0.089 R)
• M28: 28,326,656 km (0.07 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.6

Radius: 3.6

Gravity: 48.35 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 6.09 AU - 8.47 AU

Year: 12489 Days

Day: 24.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,497,861 km

• M1: 44,730 km (0.047 R)
• M2: 257,458 km (0.116 R)
• M3: 476,170 km (0.027 R)
• M4: 887,265 km (0.093 R)
• M5: 1,443,021 km (0.089 R)
• M6: 1,666,670 km (0.085 R)
• M7: 2,709,965 km (0.069 R)
• M8: 3,317,482 km (0.104 R)
• M9: 3,469,623 km (0.089 R)
• M10: 3,898,371 km (0.032 R)
• M11: 4,637,684 km (0.107 R)
• M12: 5,714,339 km (0.099 R)
• M13: 6,272,340 km (0.105 R)
• M14: 6,947,475 km (0.105 R)
• M15: 7,713,715 km (0.044 R)
• M16: 8,534,708 km (0.081 R)
• M17: 8,917,679 km (0.091 R)
• M18: 13,145,015 km (0.085 R)
• M19: 13,720,070 km (0.116 R)
• M20: 14,715,494 km (0.091 R)
• M21: 16,260,989 km (0.056 R)
• M22: 16,923,409 km (0.105 R)
• M23: 17,223,352 km (0.094 R)
• M24: 18,538,318 km (0.079 R)
• M25: 22,429,059 km (0.1 R)
• M26: 25,631,202 km (0.077 R)
• M27: 28,171,224 km (0.071 R)
• M28: 28,486,726 km (0.11 R)
• M29: 29,447,892 km (0.112 R)
• M30: 29,881,875 km (0.089 R)
• M31: 35,671,911 km (0.094 R)
• M32: 45,257,545 km (0.052 R)
• M33: 48,345,993 km (0.044 R)
• M34: 48,798,227 km (0.066 R)
• M35: 50,946,602 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.7

Radius: 5.3

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.81 AU - 10.19 AU

Year: 17167 Days

Day: 17 Hours

Environment

Temp: -223 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,497,861 km

• M1: 84,972 km (0.032 R)
• M2: 509,680 km (0.072 R)
• M3: 920,775 km (0.079 R)
• M4: 1,322,595 km (0.066 R)
• M5: 1,598,453 km (0.038 R)
• M6: 2,058,616 km (0.045 R)
• M7: 2,356,316 km (0.099 R)
• M8: 3,237,896 km (0.096 R)
• M9: 3,919,015 km (0.079 R)
• M10: 4,432,735 km (0.095 R)
• M11: 5,429,954 km (0.103 R)
• M12: 6,243,467 km (0.091 R)
• M13: 6,531,892 km (0.112 R)
• M14: 7,213,310 km (0.097 R)
• M15: 9,214,630 km (0.101 R)
• M16: 14,583,249 km (0.052 R)
• M17: 14,963,078 km (0.077 R)
• M18: 21,155,981 km (0.036 R)
• M19: 23,577,522 km (0.082 R)
• M20: 25,260,498 km (0.12 R)
• M21: 26,084,932 km (0.087 R)
• M22: 32,579,574 km (0.117 R)
• M23: 32,903,004 km (0.036 R)
• M24: 34,888,168 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 10,742 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit