🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.58 AU - 0.76 AU

Year: 239 Days

Day: 41.3 Hours

Environment

Temp: -7 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.83 AU - 1.21 AU

Year: 450 Days

Day: 33.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.54 AU - 2.08 AU

Year: 1063 Days

Day: 35.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.88 AU - 2.02 AU

Year: 1189 Days

Day: 40.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,145,450 km

• M1: 182,210 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.9

Radius: 14.6

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.7 AU - 7.2 AU

Year: 6336 Days

Day: 6.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,145,450 km

• M1: 181,612 km (0.052 R)
• M2: 905,516 km (0.068 R)
• M3: 1,416,243 km (0.109 R)
• M4: 1,910,514 km (0.07 R)
• M5: 2,988,517 km (0.114 R)
• M6: 4,535,359 km (0.115 R)
• M7: 6,845,599 km (0.056 R)
• M8: 7,428,432 km (0.108 R)
• M9: 8,956,425 km (0.05 R)
• M10: 10,389,722 km (0.093 R)
• M11: 12,249,522 km (0.079 R)
• M12: 12,916,280 km (0.105 R)
• M13: 13,607,123 km (0.118 R)
• M14: 14,426,919 km (0.099 R)
• M15: 15,116,865 km (0.069 R)
• M16: 16,052,300 km (0.111 R)
• M17: 16,851,452 km (0.077 R)
• M18: 19,028,550 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.9

Radius: 14.1

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.7 AU - 6.64 AU

Year: 6691 Days

Day: 9.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 136.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,145,450 km

• M1: 175,478 km (0.112 R)
• M2: 616,792 km (0.107 R)
• M3: 1,112,410 km (0.075 R)
• M4: 2,103,196 km (0.081 R)
• M5: 2,904,592 km (0.075 R)
• M6: 3,518,991 km (0.092 R)
• M7: 4,456,670 km (0.039 R)
• M8: 5,197,180 km (0.096 R)
• M9: 6,168,519 km (0.117 R)
• M10: 7,992,117 km (0.089 R)
• M11: 11,072,337 km (0.111 R)
• M12: 12,142,710 km (0.074 R)
• M13: 13,229,987 km (0.087 R)
• M14: 14,220,474 km (0.102 R)
• M15: 16,290,460 km (0.118 R)
• M16: 18,236,878 km (0.087 R)
• M17: 19,529,553 km (0.073 R)
• M18: 20,951,780 km (0.07 R)
• M19: 27,088,883 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573

Radius: 5.4

Gravity: 19.65 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 12.38 AU - 15.54 AU

Year: 22770 Days

Day: 23.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,145,450 km

• M1: 72,555 km (0.113 R)
• M2: 246,836 km (0.043 R)
• M3: 437,424 km (0.096 R)
• M4: 769,980 km (0.118 R)
• M5: 1,120,039 km (0.118 R)
• M6: 1,317,060 km (0.113 R)
• M7: 1,952,402 km (0.076 R)
• M8: 2,175,901 km (0.104 R)
• M9: 2,393,865 km (0.073 R)
• M10: 3,387,195 km (0.103 R)
• M11: 4,954,083 km (0.054 R)
• M12: 6,407,726 km (0.119 R)
• M13: 8,704,651 km (0.051 R)
• M14: 9,032,570 km (0.11 R)
• M15: 12,094,090 km (0.095 R)
• M16: 14,303,950 km (0.092 R)
• M17: 17,620,984 km (0.107 R)
• M18: 20,927,396 km (0.073 R)
• M19: 22,014,673 km (0.094 R)
• M20: 37,847,812 km (0.104 R)
• M21: 39,905,531 km (0.077 R)
• M22: 41,573,697 km (0.107 R)
• M23: 42,972,587 km (0.067 R)
• M24: 52,929,223 km (0.038 R)
• M25: 53,655,072 km (0.091 R)
• M26: 55,685,115 km (0.075 R)
• M27: 56,435,946 km (0.115 R)
• M28: 65,144,487 km (0.112 R)
• M29: 65,560,369 km (0.112 R)

Asteroid Belt

Center: 14.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.5

Radius: 4.5

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 14.04 AU - 16.34 AU

Year: 25845 Days

Day: 16.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,145,450 km

• M1: 87,365 km (0.096 R)
• M2: 270,623 km (0.044 R)
• M3: 943,065 km (0.089 R)
• M4: 3,746,080 km (0.101 R)
• M5: 4,690,043 km (0.057 R)
• M6: 13,488,043 km (0.061 R)
• M7: 15,328,845 km (0.083 R)
• M8: 16,205,788 km (0.107 R)
• M9: 17,044,583 km (0.117 R)
• M10: 28,964,242 km (0.088 R)
• M11: 30,197,228 km (0.106 R)
• M12: 32,767,170 km (0.103 R)
• M13: 38,951,246 km (0.055 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: 329 - 11,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit