🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.74 AU - 1.08 AU

Year: 371 Days

Day: 27.8 Hours

Environment

Temp: -34 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.98 AU - 2.18 AU

Year: 1282 Days

Day: 20.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,926,244 km

• M1: 26,928 km (0.073 R)
• M2: 1,361,191 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.02 AU - 2.32 AU

Year: 1367 Days

Day: 37.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,926,244 km

• M1: 49,517 km (0.082 R)

Asteroid Belt

Center: 2.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.3

Radius: 14

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.42 AU - 3.92 AU

Year: 2413 Days

Day: 5.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,926,244 km

• M1: 188,493 km (0.102 R)
• M2: 1,103,733 km (0.062 R)
• M3: 1,570,329 km (0.029 R)
• M4: 2,171,563 km (0.069 R)
• M5: 3,166,389 km (0.114 R)
• M6: 5,125,971 km (0.084 R)
• M7: 5,797,815 km (0.116 R)
• M8: 6,652,019 km (0.069 R)
• M9: 7,274,346 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.6

Radius: 12

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.42 AU - 3.96 AU

Year: 2436 Days

Day: 8.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,926,244 km

• M1: 149,299 km (0.108 R)
• M2: 527,931 km (0.07 R)
• M3: 1,323,642 km (0.106 R)
• M4: 2,619,908 km (0.107 R)
• M5: 3,311,648 km (0.034 R)
• M6: 3,916,023 km (0.099 R)
• M7: 5,409,160 km (0.103 R)
• M8: 6,134,560 km (0.077 R)
• M9: 7,048,902 km (0.118 R)
• M10: 7,942,151 km (0.117 R)
• M11: 8,645,859 km (0.113 R)
• M12: 12,064,619 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.7

Radius: 10.2

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.57 AU - 8.39 AU

Year: 8745 Days

Day: 12.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,926,244 km

• M1: 126,859 km (0.108 R)
• M2: 560,394 km (0.101 R)
• M3: 1,147,565 km (0.107 R)
• M4: 2,552,738 km (0.043 R)
• M5: 4,584,128 km (0.065 R)
• M6: 5,390,011 km (0.103 R)
• M7: 6,357,910 km (0.114 R)
• M8: 7,281,976 km (0.095 R)
• M9: 7,796,592 km (0.082 R)
• M10: 8,679,070 km (0.12 R)
• M11: 16,745,537 km (0.087 R)
• M12: 20,065,263 km (0.099 R)
• M13: 20,606,209 km (0.099 R)
• M14: 28,746,428 km (0.07 R)
• M15: 33,901,121 km (0.065 R)
• M16: 35,224,015 km (0.043 R)
• M17: 38,562,591 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.4

Radius: 4

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 14.34 AU - 16.2 AU

Year: 25509 Days

Day: 20.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,926,244 km

• M1: 51,162 km (0.118 R)
• M2: 463,005 km (0.066 R)
• M3: 666,459 km (0.067 R)
• M4: 927,956 km (0.12 R)
• M5: 1,748,650 km (0.107 R)
• M6: 2,610,034 km (0.103 R)
• M7: 3,614,733 km (0.089 R)
• M8: 4,382,470 km (0.081 R)
• M9: 4,535,658 km (0.065 R)
• M10: 6,505,862 km (0.112 R)
• M11: 8,933,087 km (0.09 R)
• M12: 11,092,533 km (0.077 R)
• M13: 11,320,220 km (0.061 R)
• M14: 12,444,448 km (0.102 R)
• M15: 15,470,664 km (0.106 R)
• M16: 19,773,697 km (0.115 R)
• M17: 20,617,728 km (0.101 R)
• M18: 23,108,233 km (0.103 R)
• M19: 29,756,812 km (0.09 R)
• M20: 30,306,883 km (0.108 R)
• M21: 32,228,019 km (0.083 R)
• M22: 34,954,290 km (0.119 R)
• M23: 38,997,323 km (0.109 R)
• M24: 39,788,546 km (0.108 R)
• M25: 40,995,501 km (0.091 R)
• M26: 44,905,840 km (0.036 R)
• M27: 46,067,019 km (0.077 R)
• M28: 49,210,369 km (0.087 R)
• M29: 49,979,302 km (0.087 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 13,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit