🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.43 AU - 0.65 AU

Year: 149 Days

Day: 43.1 Hours

Environment

Temp: 203 °C

Axial Tilt: 123.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.62 AU - 0.72 AU

Year: 206 Days

Day: 17.1 Hours

Environment

Temp: 119 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,671,474 km

• M1: 282,291 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.74 AU - 0.88 AU

Year: 273 Days

Day: 13.6 Hours

Environment

Temp: 156 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.77 AU - 1.05 AU

Year: 325 Days

Day: 12 Hours

Environment

Temp: 24 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.03 AU - 1.43 AU

Year: 511 Days

Day: 24.3 Hours

Environment

Temp: -17 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.54 AU - 3.28 AU

Year: 1860 Days

Day: 47.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.2

Radius: 13.6

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 7.17 AU - 9.51 AU

Year: 9026 Days

Day: 9.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 37,671,474 km

• M1: 224,696 km (0.026 R)
• M2: 363,972 km (0.113 R)
• M3: 515,215 km (0.117 R)
• M4: 652,845 km (0.072 R)
• M5: 790,625 km (0.118 R)
• M6: 878,588 km (0.118 R)
• M7: 1,065,885 km (0.095 R)
• M8: 1,249,890 km (0.09 R)
• M9: 1,355,058 km (0.111 R)
• M10: 1,669,961 km (0.106 R)
• M11: 1,906,774 km (0.082 R)
• M12: 2,050,089 km (0.116 R)
• M13: 2,304,406 km (0.043 R)
• M14: 2,413,462 km (0.09 R)
• M15: 2,546,754 km (0.105 R)
• M16: 2,637,111 km (0.11 R)
• M17: 3,348,898 km (0.095 R)
• M18: 3,448,231 km (0.103 R)
• M19: 3,829,855 km (0.084 R)
• M20: 3,933,975 km (0.115 R)
• M21: 4,038,993 km (0.116 R)
• M22: 4,716,970 km (0.094 R)
• M23: 4,913,243 km (0.109 R)
• M24: 5,083,784 km (0.075 R)
• M25: 5,285,143 km (0.112 R)
• M26: 5,695,789 km (0.094 R)
• M27: 5,965,365 km (0.107 R)
• M28: 6,147,425 km (0.094 R)
• M29: 6,362,248 km (0.109 R)
• M30: 6,579,464 km (0.06 R)
• M31: 6,767,808 km (0.043 R)
• M32: 7,571,298 km (0.091 R)
• M33: 7,834,889 km (0.051 R)
• M34: 8,001,093 km (0.062 R)
• M35: 8,746,688 km (0.088 R)
• M36: 9,127,864 km (0.076 R)
• M37: 9,232,881 km (0.1 R)
• M38: 10,596,466 km (0.096 R)
• M39: 10,891,623 km (0.1 R)
• M40: 11,002,923 km (0.104 R)
• M41: 11,793,099 km (0.094 R)
• M42: 14,353,467 km (0.088 R)
• M43: 14,516,529 km (0.103 R)
• M44: 14,885,736 km (0.058 R)
• M45: 15,466,026 km (0.082 R)
• M46: 16,011,460 km (0.096 R)
• M47: 16,606,112 km (0.112 R)
• M48: 17,078,392 km (0.101 R)
• M49: 17,164,710 km (0.084 R)
• M50: 17,251,178 km (0.064 R)
• M51: 17,642,226 km (0.118 R)
• M52: 18,922,036 km (0.11 R)
• M53: 19,641,004 km (0.069 R)
• M54: 20,231,766 km (0.102 R)
• M55: 20,644,057 km (0.108 R)
• M56: 21,477,168 km (0.119 R)
• M57: 21,944,811 km (0.096 R)
• M58: 23,752,252 km (0.1 R)
• M59: 24,138,963 km (0.066 R)
• M60: 24,820,531 km (0.038 R)
• M61: 25,065,422 km (0.114 R)
• M62: 25,854,701 km (0.066 R)
• M63: 26,502,011 km (0.1 R)
• M64: 27,255,535 km (0.111 R)
• M65: 28,578,429 km (0.098 R)
• M66: 29,092,747 km (0.055 R)
• M67: 29,714,027 km (0.058 R)
• M68: 30,601,591 km (0.048 R)
• M69: 31,550,939 km (0.103 R)
• M70: 31,922,690 km (0.053 R)
• M71: 32,082,460 km (0.106 R)
• M72: 33,262,488 km (0.059 R)
• M73: 33,749,280 km (0.067 R)
• M74: 33,857,738 km (0.11 R)
• M75: 35,333,820 km (0.089 R)
• M76: 36,329,544 km (0.067 R)
• M77: 36,775,046 km (0.077 R)
• M78: 37,502,840 km (0.108 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 15,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit