🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.82 AU - 0.86 AU

Year: 278 Days

Day: 42.7 Hours

Environment

Temp: 93 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.72 AU - 0.98 AU

Year: 283 Days

Day: 22.8 Hours

Environment

Temp: 106 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,691,275 km

• M1: 43,383 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.12 AU - 1.2 AU

Year: 452 Days

Day: 46.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.62 AU - 2.98 AU

Year: 1694 Days

Day: 33.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,691,275 km

• M1: 288,275 km (0.078 R)
• M2: 1,092,364 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.45 AU - 5.45 AU

Year: 3983 Days

Day: 20.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.4

Radius: 8.6

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.42 AU - 10.02 AU

Year: 8523 Days

Day: 13.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,691,275 km

• M1: 106,962 km (0.095 R)
• M2: 424,559 km (0.112 R)
• M3: 1,157,140 km (0.054 R)
• M4: 1,721,273 km (0.081 R)
• M5: 2,191,908 km (0.109 R)
• M6: 2,806,456 km (0.098 R)
• M7: 4,266,232 km (0.119 R)
• M8: 5,191,794 km (0.117 R)
• M9: 6,315,573 km (0.072 R)
• M10: 7,124,449 km (0.08 R)
• M11: 8,042,082 km (0.098 R)
• M12: 9,633,654 km (0.106 R)
• M13: 10,207,960 km (0.05 R)
• M14: 11,583,662 km (0.068 R)
• M15: 15,331,089 km (0.03 R)
• M16: 17,759,062 km (0.05 R)
• M17: 20,823,874 km (0.058 R)
• M18: 24,137,168 km (0.108 R)
• M19: 25,736,668 km (0.104 R)
• M20: 29,641,621 km (0.098 R)
• M21: 37,191,227 km (0.06 R)
• M22: 38,246,192 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.9

Radius: 8

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 10.56 AU - 16.24 AU

Year: 17740 Days

Day: 18.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 101,691,275 km

• M1: 101,577 km (0.053 R)
• M2: 381,923 km (0.093 R)
• M3: 769,083 km (0.118 R)
• M4: 1,095,505 km (0.112 R)
• M5: 1,658,741 km (0.047 R)
• M6: 2,380,701 km (0.105 R)
• M7: 3,061,221 km (0.091 R)
• M8: 3,775,850 km (0.07 R)
• M9: 5,494,281 km (0.119 R)
• M10: 5,964,318 km (0.109 R)
• M11: 6,250,648 km (0.082 R)
• M12: 6,939,845 km (0.111 R)
• M13: 7,726,580 km (0.081 R)
• M14: 10,210,653 km (0.055 R)
• M15: 10,740,678 km (0.066 R)
• M16: 11,855,482 km (0.067 R)
• M17: 17,671,697 km (0.036 R)
• M18: 21,712,635 km (0.096 R)
• M19: 23,998,042 km (0.107 R)
• M20: 27,776,435 km (0.103 R)
• M21: 30,706,010 km (0.096 R)
• M22: 38,847,276 km (0.073 R)
• M23: 41,752,167 km (0.102 R)
• M24: 49,976,460 km (0.115 R)
• M25: 52,882,847 km (0.054 R)
• M26: 54,466,341 km (0.07 R)
• M27: 55,900,087 km (0.091 R)
• M28: 56,262,413 km (0.11 R)
• M29: 61,116,564 km (0.105 R)
• M30: 63,055,503 km (0.079 R)
• M31: 64,040,156 km (0.078 R)
• M32: 67,669,998 km (0.111 R)
• M33: 69,535,334 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.2

Radius: 3.6

Gravity: 17.38 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 14.01 AU - 17.29 AU

Year: 22390 Days

Day: 15.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 101,691,275 km

• M1: 80,783 km (0.11 R)
• M2: 259,552 km (0.097 R)
• M3: 432,787 km (0.032 R)
• M4: 672,143 km (0.093 R)
• M5: 1,183,319 km (0.118 R)
• M6: 2,059,514 km (0.111 R)
• M7: 2,408,526 km (0.106 R)
• M8: 2,864,201 km (0.078 R)
• M9: 3,584,664 km (0.075 R)
• M10: 5,030,228 km (0.051 R)
• M11: 5,918,541 km (0.087 R)
• M12: 6,380,050 km (0.118 R)
• M13: 6,619,556 km (0.091 R)
• M14: 7,159,156 km (0.06 R)
• M15: 7,682,748 km (0.118 R)
• M16: 8,659,622 km (0.108 R)
• M17: 13,790,829 km (0.063 R)
• M18: 14,191,153 km (0.056 R)
• M19: 15,296,532 km (0.11 R)
• M20: 17,833,712 km (0.11 R)
• M21: 19,037,077 km (0.027 R)
• M22: 21,073,403 km (0.057 R)
• M23: 22,325,837 km (0.085 R)
• M24: 23,438,097 km (0.039 R)
• M25: 28,578,728 km (0.078 R)
• M26: 30,897,196 km (0.093 R)
• M27: 31,010,591 km (0.067 R)
• M28: 37,428,041 km (0.112 R)
• M29: 43,384,579 km (0.073 R)
• M30: 45,845,464 km (0.106 R)
• M31: 49,786,471 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.9

Radius: 4.5

Gravity: 43.2 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 14.77 AU - 20.99 AU

Year: 27343 Days

Day: 20.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 101,691,275 km

• M1: 59,690 km (0.088 R)
• M2: 249,679 km (0.102 R)
• M3: 496,067 km (0.101 R)
• M4: 668,702 km (0.111 R)
• M5: 957,426 km (0.083 R)
• M6: 1,123,480 km (0.118 R)
• M7: 1,842,298 km (0.117 R)
• M8: 1,990,549 km (0.108 R)
• M9: 2,638,757 km (0.117 R)
• M10: 2,800,173 km (0.112 R)
• M11: 5,121,034 km (0.064 R)
• M12: 7,478,846 km (0.041 R)
• M13: 8,596,193 km (0.117 R)
• M14: 9,072,662 km (0.102 R)
• M15: 9,820,203 km (0.119 R)
• M16: 10,675,603 km (0.047 R)
• M17: 12,684,254 km (0.111 R)
• M18: 13,301,495 km (0.103 R)
• M19: 14,847,140 km (0.083 R)
• M20: 19,478,840 km (0.101 R)
• M21: 21,681,519 km (0.105 R)
• M22: 24,750,369 km (0.093 R)
• M23: 33,735,217 km (0.081 R)
• M24: 36,740,639 km (0.035 R)
• M25: 37,518,996 km (0.101 R)
• M26: 43,970,704 km (0.104 R)
• M27: 45,024,621 km (0.098 R)
• M28: 46,095,143 km (0.051 R)
• M29: 47,000,360 km (0.099 R)
• M30: 56,299,663 km (0.093 R)
• M31: 59,226,246 km (0.06 R)
• M32: 62,693,326 km (0.111 R)
• M33: 62,914,432 km (0.049 R)
• M34: 81,543,555 km (0.037 R)
• M35: 83,132,734 km (0.115 R)
• M36: 83,666,948 km (0.06 R)
• M37: 91,957,811 km (0.102 R)
• M38: 93,102,983 km (0.032 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 148 - 19,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit