🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.2

Radius: 14.6

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.99 AU - 1.63 AU

Year: 953 Days

Day: 12.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 94,738,565 km

• M1: 181,612 km (0.082 R)
• M2: 708,944 km (0.093 R)
• M3: 1,956,591 km (0.107 R)
• M4: 2,434,556 km (0.054 R)
• M5: 2,888,735 km (0.078 R)
• M6: 3,924,700 km (0.117 R)
• M7: 4,768,731 km (0.105 R)
• M8: 6,107,782 km (0.091 R)
• M9: 7,963,693 km (0.097 R)
• M10: 9,007,737 km (0.073 R)
• M11: 9,490,489 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.6

Radius: 13.3

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.73 AU - 2.13 AU

Year: 1705 Days

Day: 10.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 94,738,565 km

• M1: 165,455 km (0.077 R)
• M2: 720,015 km (0.103 R)
• M3: 1,351,018 km (0.081 R)
• M4: 2,004,312 km (0.086 R)
• M5: 2,710,265 km (0.085 R)
• M6: 3,213,213 km (0.041 R)
• M7: 4,094,195 km (0.072 R)
• M8: 7,201,641 km (0.109 R)
• M9: 8,891,948 km (0.087 R)
• M10: 9,715,484 km (0.056 R)
• M11: 10,417,248 km (0.102 R)
• M12: 13,939,380 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.1

Radius: 9.2

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.87 AU - 2.91 AU

Year: 2349 Days

Day: 6.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 94,738,565 km

• M1: 115,041 km (0.115 R)
• M2: 1,392,756 km (0.087 R)
• M3: 3,325,261 km (0.118 R)
• M4: 4,154,782 km (0.106 R)
• M5: 4,656,982 km (0.076 R)
• M6: 5,282,899 km (0.114 R)
• M7: 6,290,142 km (0.111 R)
• M8: 7,420,204 km (0.067 R)
• M9: 8,331,405 km (0.1 R)
• M10: 11,836,632 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.6

Radius: 13.3

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.49 AU - 3.11 AU

Year: 2979 Days

Day: 14.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 89.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,738,565 km

• M1: 165,605 km (0.111 R)
• M2: 752,028 km (0.109 R)
• M3: 1,441,974 km (0.08 R)
• M4: 1,975,141 km (0.1 R)
• M5: 2,798,677 km (0.069 R)
• M6: 3,429,681 km (0.046 R)
• M7: 4,810,170 km (0.111 R)
• M8: 5,827,735 km (0.116 R)
• M9: 10,951,462 km (0.101 R)
• M10: 13,173,588 km (0.1 R)
• M11: 13,895,249 km (0.049 R)
• M12: 14,340,751 km (0.056 R)
• M13: 15,260,479 km (0.094 R)
• M14: 16,056,639 km (0.064 R)
• M15: 16,492,417 km (0.045 R)
• M16: 17,789,730 km (0.091 R)
• M17: 18,256,625 km (0.064 R)
• M18: 18,972,301 km (0.052 R)
• M19: 20,017,990 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.7

Radius: 9

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.06 AU - 4.5 AU

Year: 4673 Days

Day: 13.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,738,565 km

• M1: 111,899 km (0.108 R)
• M2: 440,117 km (0.093 R)
• M3: 960,119 km (0.073 R)
• M4: 1,493,884 km (0.113 R)
• M5: 1,947,166 km (0.079 R)
• M6: 2,858,965 km (0.086 R)
• M7: 3,206,481 km (0.034 R)
• M8: 4,991,632 km (0.047 R)
• M9: 6,336,218 km (0.114 R)
• M10: 6,802,066 km (0.092 R)
• M11: 7,357,522 km (0.042 R)
• M12: 8,156,674 km (0.088 R)
• M13: 8,746,090 km (0.03 R)
• M14: 9,482,411 km (0.028 R)
• M15: 9,763,954 km (0.095 R)
• M16: 10,815,178 km (0.08 R)
• M17: 11,436,009 km (0.049 R)
• M18: 13,592,911 km (0.102 R)
• M19: 15,010,052 km (0.045 R)
• M20: 15,503,575 km (0.03 R)
• M21: 15,951,172 km (0.111 R)
• M22: 19,980,591 km (0.109 R)
• M23: 21,530,874 km (0.088 R)
• M24: 22,512,684 km (0.046 R)
• M25: 24,265,074 km (0.052 R)
• M26: 26,580,998 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.8

Radius: 3

Gravity: 106.87 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.95 AU - 12.21 AU

Year: 23450 Days

Day: 22 Hours

Environment

Temp: -240 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 94,738,565 km

• M1: 37,399 km (0.098 R)
• M2: 231,278 km (0.047 R)
• M3: 562,488 km (0.077 R)
• M4: 1,922,033 km (0.095 R)
• M5: 2,252,645 km (0.099 R)
• M6: 2,697,848 km (0.096 R)
• M7: 6,007,701 km (0.089 R)
• M8: 6,757,186 km (0.109 R)
• M9: 7,566,660 km (0.09 R)
• M10: 7,778,790 km (0.119 R)
• M11: 9,869,420 km (0.08 R)
• M12: 10,186,568 km (0.087 R)
• M13: 11,247,217 km (0.083 R)
• M14: 14,376,954 km (0.119 R)
• M15: 17,667,808 km (0.101 R)
• M16: 18,996,686 km (0.094 R)
• M17: 25,924,862 km (0.104 R)
• M18: 28,139,060 km (0.102 R)
• M19: 28,904,253 km (0.041 R)
• M20: 32,242,231 km (0.056 R)
• M21: 34,798,559 km (0.082 R)
• M22: 35,384,384 km (0.057 R)
• M23: 37,793,658 km (0.102 R)
• M24: 38,881,085 km (0.097 R)
• M25: 42,268,729 km (0.061 R)
• M26: 47,980,974 km (0.065 R)
• M27: 48,706,374 km (0.102 R)
• M28: 51,492,185 km (0.088 R)
• M29: 52,635,562 km (0.072 R)
• M30: 53,407,188 km (0.05 R)
• M31: 54,382,267 km (0.102 R)
• M32: 54,775,560 km (0.064 R)
• M33: 54,972,879 km (0.082 R)
• M34: 57,175,409 km (0.09 R)
• M35: 58,401,214 km (0.078 R)
• M36: 58,813,655 km (0.103 R)
• M37: 61,542,170 km (0.072 R)
• M38: 66,574,044 km (0.057 R)
• M39: 71,636,885 km (0.113 R)
• M40: 74,262,029 km (0.091 R)
• M41: 85,669,165 km (0.062 R)
• M42: 87,542,280 km (0.079 R)
• M43: 92,204,648 km (0.078 R)
• M44: 93,325,136 km (0.045 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 13,572 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit