🌌 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: 825.7

Radius: 8.9

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.65 AU - 0.81 AU

Year: 431 Days

Day: 9.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,389,327 km

• M1: 110,702 km (0.072 R)
• M2: 393,143 km (0.107 R)
• M3: 690,544 km (0.07 R)
• M4: 976,276 km (0.093 R)
• M5: 1,336,657 km (0.12 R)
• M6: 2,437,099 km (0.069 R)
• M7: 2,759,782 km (0.047 R)
• M8: 3,226,976 km (0.031 R)
• M9: 4,039,591 km (0.119 R)
• M10: 4,523,690 km (0.108 R)
• M11: 4,872,702 km (0.104 R)
• M12: 5,886,527 km (0.11 R)
• M13: 6,174,353 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.1

Radius: 14.1

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.41 AU - 1.43 AU

Year: 1168 Days

Day: 8.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,389,327 km

• M1: 175,329 km (0.048 R)
• M2: 621,280 km (0.079 R)
• M3: 1,168,210 km (0.05 R)
• M4: 1,684,921 km (0.104 R)
• M5: 2,487,663 km (0.084 R)
• M6: 3,069,898 km (0.104 R)
• M7: 5,576,859 km (0.057 R)
• M8: 7,180,997 km (0.092 R)
• M9: 7,733,761 km (0.105 R)
• M10: 8,202,002 km (0.116 R)
• M11: 9,502,906 km (0.063 R)
• M12: 10,666,328 km (0.093 R)
• M13: 11,422,695 km (0.111 R)
• M14: 12,889,652 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.8

Radius: 11.9

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.77 AU - 2.91 AU

Year: 3304 Days

Day: 6.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,389,327 km

• M1: 148,551 km (0.089 R)
• M2: 1,777,372 km (0.117 R)
• M3: 3,884,758 km (0.084 R)
• M4: 6,539,073 km (0.063 R)
• M5: 7,384,300 km (0.093 R)
• M6: 8,123,464 km (0.107 R)
• M7: 8,633,144 km (0.118 R)
• M8: 10,051,780 km (0.096 R)
• M9: 11,657,713 km (0.086 R)
• M10: 13,182,714 km (0.04 R)
• M11: 13,971,992 km (0.077 R)
• M12: 14,836,668 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 8.5

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.65 AU - 5.47 AU

Year: 6721 Days

Day: 8.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,389,327 km

• M1: 105,915 km (0.116 R)
• M2: 447,746 km (0.116 R)
• M3: 889,509 km (0.109 R)
• M4: 1,246,001 km (0.053 R)
• M5: 1,768,097 km (0.103 R)
• M6: 2,196,994 km (0.033 R)
• M7: 3,065,709 km (0.118 R)
• M8: 3,707,334 km (0.098 R)
• M9: 6,884,045 km (0.105 R)
• M10: 7,163,793 km (0.079 R)
• M11: 10,315,671 km (0.046 R)
• M12: 11,486,125 km (0.094 R)
• M13: 12,014,055 km (0.045 R)
• M14: 13,695,087 km (0.102 R)
• M15: 14,847,888 km (0.076 R)
• M16: 15,158,902 km (0.037 R)
• M17: 15,580,469 km (0.062 R)
• M18: 16,063,969 km (0.063 R)
• M19: 17,748,441 km (0.1 R)
• M20: 18,157,741 km (0.107 R)
• M21: 18,513,634 km (0.037 R)
• M22: 20,046,863 km (0.077 R)
• M23: 21,795,961 km (0.08 R)
• M24: 22,130,761 km (0.03 R)
• M25: 22,400,935 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.5

Radius: 4

Gravity: 25.59 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.64 AU - 5.66 AU

Year: 9270 Days

Day: 18.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 38,389,327 km

• M1: 49,966 km (0.061 R)
• M2: 241,451 km (0.071 R)
• M3: 379,979 km (0.062 R)
• M4: 566,677 km (0.106 R)
• M5: 994,527 km (0.08 R)
• M6: 1,294,321 km (0.101 R)
• M7: 1,637,797 km (0.103 R)
• M8: 1,764,956 km (0.093 R)
• M9: 2,341,506 km (0.104 R)
• M10: 2,559,171 km (0.092 R)
• M11: 3,119,265 km (0.112 R)
• M12: 3,904,654 km (0.068 R)
• M13: 4,289,869 km (0.111 R)
• M14: 5,629,368 km (0.114 R)
• M15: 6,928,027 km (0.065 R)
• M16: 7,112,631 km (0.062 R)
• M17: 9,320,396 km (0.099 R)
• M18: 10,242,218 km (0.076 R)
• M19: 10,676,202 km (0.103 R)
• M20: 13,771,830 km (0.049 R)
• M21: 14,842,203 km (0.116 R)
• M22: 15,460,192 km (0.119 R)
• M23: 17,484,850 km (0.087 R)
• M24: 18,952,704 km (0.089 R)
• M25: 19,386,687 km (0.102 R)
• M26: 20,728,281 km (0.056 R)
• M27: 22,290,232 km (0.103 R)
• M28: 23,018,176 km (0.073 R)
• M29: 25,910,800 km (0.108 R)
• M30: 28,656,519 km (0.032 R)
• M31: 28,846,209 km (0.081 R)
• M32: 29,613,198 km (0.115 R)
• M33: 30,001,703 km (0.096 R)
• M34: 33,129,196 km (0.076 R)
• M35: 37,589,756 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 15,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit