🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.51 AU - 0.55 AU

Year: 142 Days

Day: 25.1 Hours

Environment

Temp: 181 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.46 AU - 0.72 AU

Year: 167 Days

Day: 29.8 Hours

Environment

Temp: 182 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.58 AU - 0.84 AU

Year: 221 Days

Day: 41.4 Hours

Environment

Temp: 199 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.07 AU - 1.61 AU

Year: 572 Days

Day: 35.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.78 AU - 1.8 AU

Year: 884 Days

Day: 29 Hours

Environment

Temp: -53 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.5

Radius: 9.6

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.6 AU - 11.9 AU

Year: 12108 Days

Day: 5.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,179,404 km

• M1: 121,623 km (0.116 R)
• M2: 463,005 km (0.086 R)
• M3: 803,041 km (0.078 R)
• M4: 1,467,705 km (0.086 R)
• M5: 2,333,278 km (0.095 R)
• M6: 2,681,243 km (0.12 R)
• M7: 2,997,493 km (0.106 R)
• M8: 5,226,650 km (0.055 R)
• M9: 5,723,764 km (0.109 R)
• M10: 8,742,649 km (0.073 R)
• M11: 10,540,068 km (0.034 R)
• M12: 10,853,176 km (0.069 R)
• M13: 12,339,880 km (0.063 R)
• M14: 12,923,610 km (0.095 R)
• M15: 19,813,340 km (0.066 R)
• M16: 22,622,788 km (0.111 R)
• M17: 23,408,776 km (0.106 R)
• M18: 26,928,963 km (0.108 R)
• M19: 28,713,516 km (0.12 R)
• M20: 33,405,354 km (0.116 R)
• M21: 35,463,671 km (0.111 R)
• M22: 36,405,091 km (0.115 R)
• M23: 41,493,064 km (0.109 R)
• M24: 44,545,160 km (0.078 R)
• M25: 45,365,255 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.3

Radius: 5.8

Gravity: 23.11 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 10.1 AU - 14.54 AU

Year: 15955 Days

Day: 20.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,179,404 km

• M1: 73,453 km (0.047 R)
• M2: 263,292 km (0.114 R)
• M3: 859,290 km (0.093 R)
• M4: 1,913,357 km (0.071 R)
• M5: 2,103,645 km (0.063 R)
• M6: 2,705,328 km (0.088 R)
• M7: 6,538,025 km (0.049 R)
• M8: 6,840,363 km (0.034 R)
• M9: 7,755,902 km (0.11 R)
• M10: 9,332,364 km (0.087 R)
• M11: 10,282,011 km (0.089 R)
• M12: 11,479,692 km (0.069 R)
• M13: 12,176,519 km (0.059 R)
• M14: 12,371,445 km (0.113 R)
• M15: 14,949,465 km (0.074 R)
• M16: 17,450,292 km (0.067 R)
• M17: 17,864,679 km (0.064 R)
• M18: 18,713,198 km (0.064 R)
• M19: 21,608,664 km (0.087 R)
• M20: 24,068,801 km (0.091 R)
• M21: 26,382,632 km (0.12 R)
• M22: 37,260,042 km (0.095 R)
• M23: 58,170,085 km (0.115 R)
• M24: 63,082,580 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.4

Radius: 4.9

Gravity: 35.88 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 11.12 AU - 15.8 AU

Year: 18220 Days

Day: 16.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 91.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,179,404 km

• M1: 60,886 km (0.085 R)
• M2: 371,003 km (0.108 R)
• M3: 687,253 km (0.116 R)
• M4: 916,137 km (0.098 R)
• M5: 1,194,988 km (0.066 R)
• M6: 2,122,345 km (0.073 R)
• M7: 3,118,816 km (0.062 R)
• M8: 4,226,140 km (0.108 R)
• M9: 4,741,953 km (0.058 R)
• M10: 5,146,017 km (0.085 R)
• M11: 5,572,820 km (0.116 R)
• M12: 11,030,001 km (0.106 R)
• M13: 14,645,482 km (0.071 R)
• M14: 16,142,358 km (0.095 R)
• M15: 17,053,858 km (0.068 R)
• M16: 19,252,498 km (0.06 R)
• M17: 20,467,233 km (0.104 R)
• M18: 22,535,872 km (0.087 R)
• M19: 30,432,695 km (0.092 R)
• M20: 31,820,664 km (0.108 R)
• M21: 33,514,710 km (0.097 R)
• M22: 39,103,088 km (0.113 R)
• M23: 40,742,082 km (0.097 R)
• M24: 42,893,449 km (0.099 R)
• M25: 48,262,068 km (0.073 R)
• M26: 49,455,560 km (0.072 R)
• M27: 51,370,862 km (0.119 R)
• M28: 54,426,997 km (0.07 R)
• M29: 56,655,855 km (0.112 R)
• M30: 57,792,799 km (0.099 R)
• M31: 61,891,781 km (0.099 R)
• M32: 62,693,924 km (0.106 R)
• M33: 65,556,031 km (0.051 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 11,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit