🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.6 AU - 0.62 AU

Year: 172 Days

Day: 24.4 Hours

Environment

Temp: 218 °C

Axial Tilt: 145.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.77 AU - 0.99 AU

Year: 299 Days

Day: 33.1 Hours

Environment

Temp: 103 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.02 AU - 1.28 AU

Year: 446 Days

Day: 26.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.15 AU - 1.21 AU

Year: 464 Days

Day: 26.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 104,215,249 km

• M1: 35,305 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.18 AU - 1.66 AU

Year: 612 Days

Day: 40.6 Hours

Environment

Temp: -16 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.27 AU - 1.57 AU

Year: 612 Days

Day: 29.5 Hours

Environment

Temp: -25 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.1

Radius: 8

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.18 AU - 6.64 AU

Year: 4551 Days

Day: 5.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,215,249 km

• M1: 99,483 km (0.049 R)
• M2: 570,865 km (0.037 R)
• M3: 1,055,563 km (0.104 R)
• M4: 1,998,628 km (0.113 R)
• M5: 2,344,498 km (0.103 R)
• M6: 3,137,815 km (0.119 R)
• M7: 3,825,367 km (0.099 R)
• M8: 4,145,806 km (0.105 R)
• M9: 4,484,196 km (0.053 R)
• M10: 5,411,553 km (0.09 R)
• M11: 6,366,137 km (0.094 R)
• M12: 6,883,596 km (0.118 R)
• M13: 7,747,973 km (0.115 R)
• M14: 8,528,425 km (0.119 R)
• M15: 15,235,496 km (0.119 R)
• M16: 15,578,225 km (0.109 R)
• M17: 16,939,715 km (0.095 R)
• M18: 17,869,466 km (0.11 R)
• M19: 19,095,271 km (0.094 R)
• M20: 20,170,281 km (0.062 R)
• M21: 22,220,669 km (0.076 R)
• M22: 22,513,881 km (0.046 R)
• M23: 22,809,786 km (0.029 R)
• M24: 24,483,936 km (0.101 R)
• M25: 27,397,354 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.6

Radius: 13.1

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.3 AU - 6.54 AU

Year: 5209 Days

Day: 13.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 104,215,249 km

• M1: 162,912 km (0.079 R)
• M2: 600,187 km (0.116 R)
• M3: 1,319,304 km (0.105 R)
• M4: 1,946,268 km (0.097 R)
• M5: 2,733,303 km (0.102 R)
• M6: 3,499,992 km (0.084 R)
• M7: 4,043,481 km (0.09 R)
• M8: 4,523,391 km (0.11 R)
• M9: 5,435,040 km (0.115 R)
• M10: 6,255,734 km (0.119 R)
• M11: 7,092,435 km (0.102 R)
• M12: 9,610,915 km (0.118 R)
• M13: 10,055,071 km (0.099 R)
• M14: 11,247,666 km (0.027 R)
• M15: 11,878,370 km (0.083 R)
• M16: 14,640,246 km (0.058 R)
• M17: 16,454,719 km (0.081 R)
• M18: 19,355,571 km (0.108 R)
• M19: 22,370,267 km (0.097 R)
• M20: 23,441,238 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.2

Radius: 10.2

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 9.21 AU - 11.63 AU

Year: 12164 Days

Day: 7.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 104,215,249 km

• M1: 128,654 km (0.087 R)
• M2: 461,509 km (0.072 R)
• M3: 1,025,942 km (0.057 R)
• M4: 1,371,812 km (0.116 R)
• M5: 2,270,596 km (0.113 R)
• M6: 3,420,107 km (0.088 R)
• M7: 4,728,190 km (0.093 R)
• M8: 5,118,641 km (0.076 R)
• M9: 5,636,997 km (0.099 R)
• M10: 6,305,101 km (0.092 R)
• M11: 6,819,569 km (0.051 R)
• M12: 10,193,300 km (0.118 R)
• M13: 10,791,691 km (0.115 R)
• M14: 13,551,174 km (0.057 R)
• M15: 13,876,848 km (0.12 R)
• M16: 14,341,798 km (0.119 R)
• M17: 15,163,091 km (0.058 R)
• M18: 17,276,908 km (0.065 R)
• M19: 20,505,081 km (0.079 R)
• M20: 22,351,119 km (0.109 R)
• M21: 22,806,644 km (0.115 R)
• M22: 24,497,549 km (0.112 R)
• M23: 25,869,212 km (0.082 R)
• M24: 33,267,574 km (0.051 R)
• M25: 34,704,761 km (0.089 R)
• M26: 39,927,971 km (0.118 R)
• M27: 45,506,475 km (0.064 R)
• M28: 52,219,231 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.5

Radius: 5.8

Gravity: 23.44 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 15.37 AU - 22.57 AU

Year: 29881 Days

Day: 17.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 104,215,249 km

• M1: 72,106 km (0.109 R)
• M2: 328,367 km (0.06 R)
• M3: 820,844 km (0.091 R)
• M4: 1,064,389 km (0.077 R)
• M5: 2,099,307 km (0.094 R)
• M6: 2,585,949 km (0.119 R)
• M7: 3,581,523 km (0.115 R)
• M8: 3,780,787 km (0.103 R)
• M9: 4,129,350 km (0.032 R)
• M10: 4,537,303 km (0.092 R)
• M11: 6,787,405 km (0.11 R)
• M12: 7,093,333 km (0.088 R)
• M13: 7,515,647 km (0.068 R)
• M14: 9,065,033 km (0.075 R)
• M15: 9,436,185 km (0.116 R)
• M16: 12,100,822 km (0.094 R)
• M17: 16,930,739 km (0.053 R)
• M18: 17,398,980 km (0.112 R)
• M19: 30,836,908 km (0.105 R)
• M20: 33,839,786 km (0.1 R)
• M21: 37,032,055 km (0.107 R)
• M22: 38,620,336 km (0.088 R)
• M23: 42,444,805 km (0.117 R)
• M24: 42,961,517 km (0.084 R)
• M25: 59,404,866 km (0.108 R)
• M26: 69,124,688 km (0.091 R)
• M27: 75,487,385 km (0.101 R)
• M28: 80,902,977 km (0.052 R)
• M29: 81,431,806 km (0.075 R)
• M30: 88,238,658 km (0.049 R)
• M31: 92,211,230 km (0.108 R)
• M32: 97,491,885 km (0.098 R)
• M33: 98,692,109 km (0.116 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 14,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit