🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.54 AU - 0.56 AU

Year: 181 Days

Day: 32.7 Hours

Environment

Temp: 35 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,729,861 km

• M1: 30,368 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.54 AU - 0.74 AU

Year: 227 Days

Day: 22.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.7 AU - 0.72 AU

Year: 265 Days

Day: 15.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,729,861 km

• M1: 93,648 km (0.08 R)
• M2: 484,398 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.8 AU - 0.9 AU

Year: 347 Days

Day: 25.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439

Radius: 10.1

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.79 AU - 6.27 AU

Year: 4997 Days

Day: 6.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,729,861 km

• M1: 125,662 km (0.09 R)
• M2: 641,027 km (0.112 R)
• M3: 2,141,793 km (0.059 R)
• M4: 3,324,065 km (0.063 R)
• M5: 8,596,043 km (0.045 R)
• M6: 9,711,295 km (0.073 R)
• M7: 10,662,289 km (0.026 R)
• M8: 12,462,400 km (0.078 R)
• M9: 13,236,270 km (0.076 R)
• M10: 13,685,363 km (0.099 R)
• M11: 14,144,778 km (0.055 R)
• M12: 14,614,366 km (0.084 R)
• M13: 15,365,496 km (0.052 R)
• M14: 15,973,462 km (0.102 R)
• M15: 17,954,736 km (0.07 R)
• M16: 21,703,958 km (0.088 R)
• M17: 23,253,044 km (0.115 R)
• M18: 23,688,075 km (0.108 R)
• M19: 24,128,491 km (0.038 R)
• M20: 24,724,190 km (0.117 R)
• M21: 25,253,317 km (0.09 R)

Asteroid Belt

Center: 6.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.6

Radius: 8.4

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.69 AU - 7.77 AU

Year: 9519 Days

Day: 10.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,729,861 km

• M1: 104,419 km (0.1 R)
• M2: 559,945 km (0.086 R)
• M3: 1,297,612 km (0.1 R)
• M4: 2,097,063 km (0.045 R)
• M5: 2,594,625 km (0.049 R)
• M6: 3,284,122 km (0.098 R)
• M7: 6,305,550 km (0.109 R)
• M8: 8,092,198 km (0.106 R)
• M9: 9,078,496 km (0.074 R)
• M10: 11,504,974 km (0.086 R)
• M11: 11,891,684 km (0.071 R)
• M12: 12,230,075 km (0.072 R)
• M13: 13,044,635 km (0.067 R)
• M14: 21,155,981 km (0.095 R)
• M15: 34,436,981 km (0.108 R)
• M16: 35,125,281 km (0.087 R)
• M17: 36,174,560 km (0.072 R)
• M18: 36,766,519 km (0.063 R)
• M19: 40,327,996 km (0.044 R)
• M20: 45,471,021 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.2

Radius: 8.6

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.01 AU - 9.93 AU

Year: 9966 Days

Day: 10.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,729,861 km

• M1: 108,010 km (0.102 R)
• M2: 429,047 km (0.115 R)
• M3: 891,753 km (0.06 R)
• M4: 1,246,300 km (0.108 R)
• M5: 1,538,315 km (0.065 R)
• M6: 2,157,949 km (0.089 R)
• M7: 3,293,397 km (0.117 R)
• M8: 3,731,719 km (0.11 R)
• M9: 4,577,844 km (0.11 R)
• M10: 5,479,920 km (0.1 R)
• M11: 5,886,078 km (0.086 R)
• M12: 6,570,338 km (0.09 R)
• M13: 7,715,510 km (0.087 R)
• M14: 8,010,816 km (0.109 R)
• M15: 9,268,336 km (0.071 R)
• M16: 9,895,002 km (0.092 R)
• M17: 10,345,142 km (0.077 R)
• M18: 14,452,650 km (0.069 R)
• M19: 17,220,211 km (0.113 R)
• M20: 20,968,386 km (0.088 R)
• M21: 21,711,438 km (0.119 R)
• M22: 24,135,372 km (0.118 R)
• M23: 24,405,397 km (0.086 R)
• M24: 30,029,977 km (0.112 R)
• M25: 33,587,116 km (0.089 R)
• M26: 38,753,478 km (0.116 R)
• M27: 40,502,277 km (0.055 R)
• M28: 43,355,707 km (0.052 R)
• M29: 43,754,984 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.4

Radius: 5.2

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 12.04 AU - 14.16 AU

Year: 21001 Days

Day: 18 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,729,861 km

• M1: 65,225 km (0.106 R)
• M2: 728,093 km (0.106 R)
• M3: 1,142,778 km (0.063 R)
• M4: 1,311,973 km (0.08 R)
• M5: 1,589,926 km (0.104 R)
• M6: 2,107,984 km (0.11 R)
• M7: 2,893,672 km (0.086 R)
• M8: 3,801,581 km (0.091 R)
• M9: 5,090,217 km (0.098 R)
• M10: 5,664,075 km (0.07 R)
• M11: 5,966,561 km (0.032 R)
• M12: 9,612,411 km (0.105 R)
• M13: 10,207,960 km (0.087 R)
• M14: 10,486,512 km (0.098 R)
• M15: 14,797,174 km (0.101 R)
• M16: 16,948,092 km (0.107 R)
• M17: 17,260,303 km (0.06 R)
• M18: 17,735,725 km (0.101 R)
• M19: 23,847,097 km (0.114 R)
• M20: 27,962,834 km (0.105 R)
• M21: 28,289,257 km (0.081 R)
• M22: 35,238,526 km (0.034 R)
• M23: 37,039,834 km (0.058 R)
• M24: 37,433,726 km (0.118 R)
• M25: 39,718,235 km (0.073 R)
• M26: 41,244,881 km (0.074 R)
• M27: 44,859,465 km (0.092 R)
• M28: 50,749,133 km (0.086 R)
• M29: 58,365,460 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.1

Radius: 3.8

Gravity: 47.51 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.48 AU - 16.08 AU

Year: 21435 Days

Day: 17.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,729,861 km

• M1: 47,273 km (0.065 R)
• M2: 171,589 km (0.055 R)
• M3: 327,021 km (0.078 R)
• M4: 559,945 km (0.101 R)
• M5: 806,482 km (0.084 R)
• M6: 1,029,383 km (0.048 R)
• M7: 1,219,073 km (0.026 R)
• M8: 1,513,332 km (0.096 R)
• M9: 1,704,369 km (0.097 R)
• M10: 3,376,574 km (0.073 R)
• M11: 3,764,930 km (0.106 R)
• M12: 5,185,361 km (0.106 R)
• M13: 6,382,593 km (0.079 R)
• M14: 7,259,985 km (0.109 R)
• M15: 8,110,748 km (0.099 R)
• M16: 13,817,159 km (0.039 R)
• M17: 14,266,850 km (0.115 R)
• M18: 15,038,176 km (0.085 R)
• M19: 19,037,825 km (0.119 R)
• M20: 20,066,610 km (0.085 R)
• M21: 26,566,637 km (0.047 R)
• M22: 31,172,756 km (0.04 R)
• M23: 33,798,049 km (0.047 R)
• M24: 35,581,255 km (0.095 R)
• M25: 37,138,270 km (0.059 R)
• M26: 42,550,870 km (0.089 R)
• M27: 42,866,073 km (0.08 R)
• M28: 43,501,266 km (0.081 R)
• M29: 43,661,036 km (0.108 R)
• M30: 43,821,106 km (0.083 R)
• M31: 48,123,840 km (0.119 R)
• M32: 50,025,977 km (0.066 R)
• M33: 52,337,713 km (0.049 R)
• M34: 57,942,397 km (0.111 R)
• M35: 58,524,033 km (0.097 R)
• M36: 68,581,049 km (0.076 R)
• M37: 69,449,465 km (0.105 R)
• M38: 73,674,857 km (0.04 R)
• M39: 79,491,073 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 18,216 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit