🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.1

Radius: 9.6

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.71 AU - 0.75 AU

Year: 409 Days

Day: 6.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,685,026 km

• M1: 119,529 km (0.069 R)
• M2: 517,609 km (0.04 R)
• M3: 1,636,152 km (0.099 R)
• M4: 2,065,049 km (0.085 R)
• M5: 2,701,289 km (0.109 R)
• M6: 3,304,617 km (0.116 R)
• M7: 3,795,597 km (0.038 R)
• M8: 4,679,272 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934

Radius: 10.8

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.72 AU - 1.08 AU

Year: 560 Days

Day: 5.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,685,026 km

• M1: 134,339 km (0.034 R)
• M2: 476,469 km (0.072 R)
• M3: 873,801 km (0.076 R)
• M4: 1,234,482 km (0.104 R)
• M5: 1,786,049 km (0.084 R)
• M6: 2,205,372 km (0.095 R)
• M7: 2,701,289 km (0.086 R)
• M8: 3,707,484 km (0.077 R)
• M9: 4,243,344 km (0.072 R)
• M10: 5,100,539 km (0.12 R)
• M11: 5,839,852 km (0.074 R)
• M12: 6,225,665 km (0.119 R)
• M13: 6,815,380 km (0.058 R)
• M14: 7,243,529 km (0.05 R)

Asteroid Belt

Center: 1.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.1

Radius: 14.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.94 AU - 2.44 AU

Year: 2126 Days

Day: 7.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,685,026 km

• M1: 184,753 km (0.064 R)
• M2: 749,336 km (0.025 R)
• M3: 1,355,058 km (0.084 R)
• M4: 2,163,185 km (0.095 R)
• M5: 2,685,731 km (0.106 R)
• M6: 3,164,294 km (0.058 R)
• M7: 4,619,133 km (0.086 R)
• M8: 5,685,467 km (0.077 R)
• M9: 6,251,845 km (0.066 R)
• M10: 7,047,256 km (0.066 R)
• M11: 8,089,954 km (0.118 R)
• M12: 9,200,119 km (0.095 R)
• M13: 10,627,134 km (0.054 R)
• M14: 11,997,899 km (0.098 R)
• M15: 13,017,259 km (0.087 R)
• M16: 14,182,028 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.3

Radius: 5.5

Gravity: 19.88 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.68 AU - 7.7 AU

Year: 12647 Days

Day: 21.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,685,026 km

• M1: 80,633 km (0.105 R)
• M2: 313,557 km (0.032 R)
• M3: 516,861 km (0.063 R)
• M4: 720,613 km (0.086 R)
• M5: 1,348,924 km (0.108 R)
• M6: 1,824,944 km (0.1 R)
• M7: 2,194,002 km (0.112 R)
• M8: 2,426,328 km (0.07 R)
• M9: 3,175,514 km (0.052 R)
• M10: 3,524,975 km (0.099 R)
• M11: 3,790,062 km (0.104 R)
• M12: 4,068,464 km (0.111 R)
• M13: 4,572,758 km (0.118 R)
• M14: 5,320,299 km (0.105 R)
• M15: 5,996,780 km (0.12 R)
• M16: 6,336,517 km (0.039 R)
• M17: 8,185,397 km (0.074 R)
• M18: 9,035,861 km (0.083 R)
• M19: 12,176,219 km (0.055 R)
• M20: 15,479,939 km (0.119 R)
• M21: 17,602,134 km (0.088 R)
• M22: 18,932,209 km (0.061 R)
• M23: 24,256,397 km (0.042 R)
• M24: 25,703,457 km (0.097 R)
• M25: 26,198,327 km (0.053 R)
• M26: 28,136,966 km (0.11 R)
• M27: 28,346,403 km (0.092 R)
• M28: 29,194,772 km (0.109 R)
• M29: 30,830,625 km (0.106 R)
• M30: 31,389,224 km (0.094 R)
• M31: 35,612,222 km (0.104 R)
• M32: 35,980,382 km (0.075 R)
• M33: 40,331,436 km (0.091 R)
• M34: 41,134,029 km (0.045 R)
• M35: 41,539,290 km (0.105 R)
• M36: 45,739,399 km (0.058 R)
• M37: 49,601,119 km (0.119 R)
• M38: 51,767,894 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.9

Radius: 7.8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.83 AU - 11.47 AU

Year: 21213 Days

Day: 21.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,685,026 km

• M1: 97,089 km (0.102 R)
• M2: 456,274 km (0.073 R)
• M3: 716,125 km (0.077 R)
• M4: 2,063,852 km (0.104 R)
• M5: 3,608,749 km (0.057 R)
• M6: 4,062,480 km (0.117 R)
• M7: 4,458,765 km (0.108 R)
• M8: 7,181,595 km (0.081 R)
• M9: 7,579,975 km (0.078 R)
• M10: 7,993,014 km (0.087 R)
• M11: 8,616,089 km (0.093 R)
• M12: 10,623,693 km (0.104 R)
• M13: 13,249,584 km (0.115 R)
• M14: 14,397,598 km (0.071 R)
• M15: 14,747,508 km (0.083 R)
• M16: 15,319,121 km (0.117 R)
• M17: 20,261,386 km (0.069 R)
• M18: 22,336,608 km (0.078 R)
• M19: 22,900,292 km (0.047 R)
• M20: 24,848,356 km (0.048 R)
• M21: 25,760,005 km (0.096 R)
• M22: 26,484,209 km (0.074 R)
• M23: 27,328,539 km (0.095 R)
• M24: 30,885,976 km (0.073 R)
• M25: 32,176,856 km (0.11 R)
• M26: 35,370,322 km (0.064 R)
• M27: 38,769,036 km (0.106 R)
• M28: 40,408,629 km (0.116 R)
• M29: 41,386,101 km (0.068 R)
• M30: 43,825,444 km (0.073 R)
• M31: 51,065,682 km (0.094 R)
• M32: 54,543,384 km (0.097 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 12,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit