🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.65 AU - 0.89 AU

Year: 251 Days

Day: 19.8 Hours

Environment

Temp: 141 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.78 AU - 0.94 AU

Year: 296 Days

Day: 15.2 Hours

Environment

Temp: 130 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.24 AU - 1.48 AU

Year: 588 Days

Day: 39.9 Hours

Environment

Temp: -28 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,884,469 km

• M1: 349,161 km (0.097 R)
• M2: 789,428 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.18 AU - 1.86 AU

Year: 695 Days

Day: 27.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.91 AU - 3.19 AU

Year: 1510 Days

Day: 35.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.97 AU - 3.35 AU

Year: 2083 Days

Day: 26.2 Hours

Environment

Temp: -103 °C

Axial Tilt: 75.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,884,469 km

• M1: 99,034 km (0.12 R)
• M2: 1,365,081 km (0.068 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.85 AU - 3.67 AU

Year: 2183 Days

Day: 40.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.56 AU - 3.74 AU

Year: 2586 Days

Day: 23.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.9

Radius: 10.5

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.68 AU - 5.72 AU

Year: 3779 Days

Day: 6.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,884,469 km

• M1: 131,197 km (0.112 R)
• M2: 634,445 km (0.061 R)
• M3: 1,206,806 km (0.065 R)
• M4: 1,643,931 km (0.08 R)
• M5: 2,453,106 km (0.12 R)
• M6: 2,895,616 km (0.043 R)
• M7: 3,295,342 km (0.118 R)
• M8: 3,690,430 km (0.087 R)
• M9: 4,529,375 km (0.094 R)
• M10: 5,019,457 km (0.116 R)
• M11: 5,544,695 km (0.106 R)
• M12: 7,509,065 km (0.037 R)
• M13: 9,699,028 km (0.105 R)
• M14: 11,465,181 km (0.071 R)
• M15: 12,377,728 km (0.114 R)
• M16: 14,450,556 km (0.101 R)
• M17: 14,870,178 km (0.041 R)
• M18: 15,406,038 km (0.112 R)
• M19: 16,122,013 km (0.063 R)
• M20: 16,802,384 km (0.057 R)
• M21: 18,525,752 km (0.098 R)
• M22: 19,781,027 km (0.115 R)
• M23: 20,958,362 km (0.049 R)
• M24: 22,740,672 km (0.105 R)
• M25: 24,105,602 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.4

Radius: 6.3

Gravity: 11.73 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 15.5 AU - 16.46 AU

Year: 23690 Days

Day: 18.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,884,469 km

• M1: 78,988 km (0.045 R)
• M2: 306,376 km (0.114 R)
• M3: 616,194 km (0.047 R)
• M4: 1,138,589 km (0.089 R)
• M5: 1,362,986 km (0.062 R)
• M6: 1,865,336 km (0.026 R)
• M7: 2,461,334 km (0.097 R)
• M8: 4,938,076 km (0.115 R)
• M9: 5,740,220 km (0.067 R)
• M10: 6,407,277 km (0.029 R)
• M11: 6,670,419 km (0.057 R)
• M12: 7,503,081 km (0.089 R)
• M13: 7,894,579 km (0.035 R)
• M14: 8,248,378 km (0.092 R)
• M15: 10,355,763 km (0.083 R)
• M16: 13,145,314 km (0.051 R)
• M17: 14,598,508 km (0.104 R)
• M18: 14,901,593 km (0.086 R)
• M19: 20,432,975 km (0.113 R)
• M20: 21,003,541 km (0.07 R)
• M21: 21,584,878 km (0.045 R)
• M22: 22,982,571 km (0.099 R)
• M23: 23,496,141 km (0.099 R)
• M24: 25,957,475 km (0.087 R)
• M25: 28,585,311 km (0.095 R)
• M26: 33,176,320 km (0.066 R)
• M27: 35,851,579 km (0.077 R)
• M28: 37,100,870 km (0.077 R)
• M29: 42,697,027 km (0.048 R)
• M30: 50,709,789 km (0.075 R)
• M31: 54,068,560 km (0.105 R)
• M32: 64,824,797 km (0.09 R)
• M33: 70,055,037 km (0.107 R)
• M34: 73,324,499 km (0.068 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,852 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit