🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.49 AU - 0.57 AU

Year: 136 Days

Day: 38.9 Hours

Environment

Temp: 280 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.47 AU - 0.77 AU

Year: 172 Days

Day: 33.3 Hours

Environment

Temp: 237 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,278,278 km

• M1: 570,865 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.84 AU - 2.1 AU

Year: 972 Days

Day: 36.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 64 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.23 AU - 2.87 AU

Year: 1431 Days

Day: 31.9 Hours

Environment

Temp: -78 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,278,278 km

• M1: 35,455 km (0.107 R)
• M2: 1,099,993 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.89 AU - 4.65 AU

Year: 3101 Days

Day: 21.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.51 AU - 6.35 AU

Year: 4447 Days

Day: 12.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898

Radius: 11.5

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 11.94 AU - 12.66 AU

Year: 15161 Days

Day: 7.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,278,278 km

• M1: 143,016 km (0.11 R)
• M2: 639,680 km (0.104 R)
• M3: 1,074,412 km (0.107 R)
• M4: 1,458,130 km (0.102 R)
• M5: 2,882,601 km (0.108 R)
• M6: 4,085,817 km (0.107 R)
• M7: 4,466,095 km (0.06 R)
• M8: 4,939,722 km (0.069 R)
• M9: 5,869,472 km (0.099 R)
• M10: 6,694,206 km (0.099 R)
• M11: 7,500,987 km (0.108 R)
• M12: 7,928,089 km (0.099 R)
• M13: 8,883,421 km (0.066 R)
• M14: 11,763,928 km (0.104 R)
• M15: 13,693,291 km (0.114 R)
• M16: 14,260,866 km (0.116 R)
• M17: 18,170,008 km (0.114 R)
• M18: 20,369,695 km (0.116 R)
• M19: 21,109,606 km (0.06 R)
• M20: 23,237,037 km (0.107 R)
• M21: 24,044,866 km (0.056 R)
• M22: 25,716,772 km (0.097 R)
• M23: 30,592,166 km (0.082 R)
• M24: 34,337,050 km (0.117 R)
• M25: 35,517,526 km (0.087 R)
• M26: 41,093,488 km (0.036 R)
• M27: 45,170,628 km (0.038 R)
• M28: 47,548,337 km (0.026 R)
• M29: 63,395,688 km (0.11 R)
• M30: 63,787,335 km (0.111 R)
• M31: 64,972,001 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.5

Radius: 4.1

Gravity: 24.54 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 15.54 AU - 16.86 AU

Year: 22917 Days

Day: 15.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,278,278 km

• M1: 62,682 km (0.118 R)
• M2: 2,105,291 km (0.104 R)
• M3: 2,376,512 km (0.094 R)
• M4: 3,249,864 km (0.099 R)
• M5: 3,583,467 km (0.08 R)
• M6: 5,640,887 km (0.045 R)
• M7: 8,734,272 km (0.109 R)
• M8: 10,458,836 km (0.072 R)
• M9: 11,876,276 km (0.114 R)
• M10: 12,397,924 km (0.106 R)
• M11: 18,741,920 km (0.082 R)
• M12: 21,291,517 km (0.114 R)
• M13: 28,772,607 km (0.119 R)
• M14: 32,023,519 km (0.096 R)
• M15: 36,590,742 km (0.088 R)
• M16: 38,391,900 km (0.09 R)
• M17: 40,106,292 km (0.067 R)
• M18: 40,542,818 km (0.086 R)
• M19: 44,770,005 km (0.073 R)
• M20: 45,554,496 km (0.072 R)
• M21: 45,712,472 km (0.067 R)
• M22: 51,475,580 km (0.115 R)
• M23: 55,335,355 km (0.105 R)
• M24: 59,195,279 km (0.055 R)
• M25: 67,856,996 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.5

Radius: 6.3

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 15.04 AU - 21.2 AU

Year: 27109 Days

Day: 22 Hours

Environment

Temp: -192 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,278,278 km

• M1: 82,877 km (0.108 R)
• M2: 622,626 km (0.05 R)
• M3: 1,026,092 km (0.101 R)
• M4: 1,511,088 km (0.096 R)
• M5: 1,726,509 km (0.072 R)
• M6: 1,981,573 km (0.1 R)
• M7: 2,261,621 km (0.102 R)
• M8: 3,002,130 km (0.085 R)
• M9: 3,540,533 km (0.086 R)
• M10: 3,863,215 km (0.044 R)
• M11: 5,739,173 km (0.041 R)
• M12: 6,310,337 km (0.078 R)
• M13: 6,523,215 km (0.091 R)
• M14: 6,829,442 km (0.046 R)
• M15: 7,237,096 km (0.033 R)
• M16: 9,031,822 km (0.1 R)
• M17: 9,803,597 km (0.107 R)
• M18: 10,263,910 km (0.116 R)
• M19: 10,678,446 km (0.087 R)
• M20: 11,352,234 km (0.119 R)
• M21: 13,614,154 km (0.045 R)
• M22: 17,129,555 km (0.117 R)
• M23: 17,544,689 km (0.098 R)
• M24: 18,481,770 km (0.078 R)
• M25: 18,742,968 km (0.118 R)
• M26: 20,362,514 km (0.099 R)
• M27: 21,588,618 km (0.086 R)
• M28: 24,499,942 km (0.11 R)
• M29: 25,561,639 km (0.046 R)
• M30: 28,004,572 km (0.058 R)
• M31: 28,580,823 km (0.115 R)
• M32: 31,954,404 km (0.037 R)
• M33: 40,349,687 km (0.117 R)
• M34: 44,580,165 km (0.065 R)
• M35: 52,329,934 km (0.116 R)
• M36: 53,028,107 km (0.068 R)
• M37: 59,027,281 km (0.039 R)
• M38: 59,974,086 km (0.119 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 559 - 17,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit