🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.56 AU - 0.74 AU

Year: 196 Days

Day: 30 Hours

Environment

Temp: 173 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 52,861,164 km

• M1: 57,446 km (0.109 R)
• M2: 159,172 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.04 AU - 1.16 AU

Year: 432 Days

Day: 35 Hours

Environment

Temp: 18 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.09 AU - 1.75 AU

Year: 634 Days

Day: 12.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.84 AU - 2.26 AU

Year: 1100 Days

Day: 42.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.92 AU - 3.48 AU

Year: 2145 Days

Day: 14.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.79 AU - 4.31 AU

Year: 3054 Days

Day: 43.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 53.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.6

Radius: 10.4

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.13 AU - 5.23 AU

Year: 4418 Days

Day: 5.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,861,164 km

• M1: 129,402 km (0.046 R)
• M2: 473,028 km (0.06 R)
• M3: 802,443 km (0.064 R)
• M4: 1,563,298 km (0.096 R)
• M5: 2,593,429 km (0.079 R)
• M6: 3,265,572 km (0.11 R)
• M7: 3,753,261 km (0.092 R)
• M8: 4,822,287 km (0.036 R)
• M9: 6,021,314 km (0.108 R)
• M10: 9,492,583 km (0.057 R)
• M11: 10,003,909 km (0.092 R)
• M12: 10,714,349 km (0.115 R)
• M13: 11,697,207 km (0.075 R)
• M14: 13,734,281 km (0.041 R)
• M15: 14,667,922 km (0.104 R)
• M16: 16,357,181 km (0.109 R)
• M17: 18,367,926 km (0.114 R)
• M18: 19,095,570 km (0.091 R)
• M19: 20,327,658 km (0.085 R)
• M20: 24,027,512 km (0.058 R)
• M21: 28,503,032 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.1

Radius: 9.5

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.47 AU - 8.77 AU

Year: 7119 Days

Day: 14.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,861,164 km

• M1: 118,182 km (0.049 R)
• M2: 491,878 km (0.097 R)
• M3: 805,585 km (0.097 R)
• M4: 1,529,489 km (0.117 R)
• M5: 2,438,146 km (0.025 R)
• M6: 4,346,716 km (0.088 R)
• M7: 5,278,860 km (0.079 R)
• M8: 5,943,075 km (0.081 R)
• M9: 8,272,762 km (0.089 R)
• M10: 13,075,153 km (0.046 R)
• M11: 14,490,050 km (0.12 R)
• M12: 16,605,663 km (0.092 R)
• M13: 17,108,611 km (0.07 R)
• M14: 17,564,286 km (0.062 R)
• M15: 18,919,194 km (0.066 R)
• M16: 19,839,670 km (0.027 R)
• M17: 20,153,077 km (0.08 R)
• M18: 21,439,768 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.7

Radius: 8.4

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.84 AU - 11.86 AU

Year: 15286 Days

Day: 10.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,861,164 km

• M1: 105,616 km (0.058 R)
• M2: 404,513 km (0.112 R)
• M3: 688,449 km (0.098 R)
• M4: 1,261,409 km (0.076 R)
• M5: 2,103,496 km (0.044 R)
• M6: 2,526,259 km (0.025 R)
• M7: 4,483,747 km (0.107 R)
• M8: 6,558,670 km (0.099 R)
• M9: 7,598,674 km (0.109 R)
• M10: 8,595,594 km (0.094 R)
• M11: 9,893,206 km (0.116 R)
• M12: 10,503,715 km (0.117 R)
• M13: 11,496,297 km (0.088 R)
• M14: 12,807,074 km (0.104 R)
• M15: 13,870,715 km (0.084 R)
• M16: 14,564,549 km (0.065 R)
• M17: 15,797,236 km (0.12 R)
• M18: 17,255,516 km (0.114 R)
• M19: 17,895,645 km (0.073 R)
• M20: 18,303,599 km (0.065 R)
• M21: 18,634,509 km (0.045 R)
• M22: 19,479,288 km (0.071 R)
• M23: 24,788,068 km (0.076 R)
• M24: 26,964,867 km (0.058 R)
• M25: 34,758,018 km (0.049 R)
• M26: 40,338,767 km (0.047 R)
• M27: 42,036,553 km (0.079 R)
• M28: 46,796,159 km (0.108 R)
• M29: 47,415,195 km (0.069 R)
• M30: 48,039,766 km (0.103 R)
• M31: 49,946,391 km (0.081 R)
• M32: 51,081,539 km (0.092 R)
• M33: 51,573,268 km (0.07 R)
• M34: 53,909,837 km (0.088 R)
• M35: 62,269,665 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.4

Radius: 4

Gravity: 13.28 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 13.01 AU - 16.09 AU

Year: 20798 Days

Day: 15.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,861,164 km

• M1: 49,816 km (0.115 R)
• M2: 1,607,878 km (0.105 R)
• M3: 1,913,357 km (0.1 R)
• M4: 3,230,865 km (0.044 R)
• M5: 4,132,492 km (0.055 R)
• M6: 4,426,900 km (0.084 R)
• M7: 5,190,149 km (0.053 R)
• M8: 5,673,948 km (0.096 R)
• M9: 8,693,282 km (0.096 R)
• M10: 9,126,966 km (0.111 R)
• M11: 10,786,156 km (0.084 R)
• M12: 11,286,711 km (0.072 R)
• M13: 13,318,100 km (0.106 R)
• M14: 13,829,126 km (0.074 R)
• M15: 16,364,062 km (0.075 R)
• M16: 17,173,536 km (0.095 R)
• M17: 17,702,215 km (0.098 R)
• M18: 18,555,073 km (0.12 R)
• M19: 20,678,764 km (0.092 R)
• M20: 22,508,346 km (0.107 R)
• M21: 27,394,512 km (0.072 R)
• M22: 38,165,558 km (0.092 R)
• M23: 39,064,941 km (0.086 R)
• M24: 47,360,442 km (0.108 R)
• M25: 51,137,489 km (0.111 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 11,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit