🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.45 AU - 0.71 AU

Year: 155 Days

Day: 41.8 Hours

Environment

Temp: 179 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,379,986 km

• M1: 62,981 km (0.068 R)
• M2: 80,633 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.62 AU - 0.74 AU

Year: 197 Days

Day: 19.4 Hours

Environment

Temp: 196 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.82 AU - 1 AU

Year: 305 Days

Day: 40.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.6 AU - 4.06 AU

Year: 2136 Days

Day: 18.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,379,986 km

• M1: 61,335 km (0.074 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.52 AU - 3.58 AU

Year: 2351 Days

Day: 43.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,379,986 km

• M1: 114,143 km (0.056 R)
• M2: 169,494 km (0.102 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.14 AU - 5.72 AU

Year: 3847 Days

Day: 40.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.5

Radius: 14.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.97 AU - 9.95 AU

Year: 9426 Days

Day: 5.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 39,379,986 km

• M1: 207,043 km (0.105 R)
• M2: 397,930 km (0.116 R)
• M3: 609,163 km (0.114 R)
• M4: 925,562 km (0.111 R)
• M5: 1,138,290 km (0.038 R)
• M6: 1,712,596 km (0.093 R)
• M7: 1,874,910 km (0.056 R)
• M8: 4,173,631 km (0.062 R)
• M9: 4,535,807 km (0.118 R)
• M10: 5,024,843 km (0.048 R)
• M11: 5,172,047 km (0.098 R)
• M12: 5,380,437 km (0.062 R)
• M13: 5,531,082 km (0.044 R)
• M14: 5,898,345 km (0.052 R)
• M15: 6,368,681 km (0.105 R)
• M16: 6,528,301 km (0.105 R)
• M17: 6,818,821 km (0.109 R)
• M18: 7,179,800 km (0.103 R)
• M19: 7,446,234 km (0.066 R)
• M20: 7,715,959 km (0.052 R)
• M21: 8,265,282 km (0.096 R)
• M22: 8,439,564 km (0.044 R)
• M23: 8,615,192 km (0.105 R)
• M24: 8,827,322 km (0.073 R)
• M25: 9,840,847 km (0.108 R)
• M26: 10,587,191 km (0.104 R)
• M27: 10,700,736 km (0.04 R)
• M28: 10,929,172 km (0.069 R)
• M29: 11,390,681 km (0.082 R)
• M30: 11,976,656 km (0.066 R)
• M31: 12,572,504 km (0.036 R)
• M32: 12,813,656 km (0.073 R)
• M33: 13,546,087 km (0.045 R)
• M34: 14,839,211 km (0.091 R)
• M35: 15,264,817 km (0.076 R)
• M36: 15,393,322 km (0.097 R)
• M37: 15,954,164 km (0.051 R)
• M38: 16,128,146 km (0.059 R)
• M39: 16,390,242 km (0.069 R)
• M40: 17,542,295 km (0.102 R)
• M41: 17,676,933 km (0.113 R)
• M42: 18,766,155 km (0.116 R)
• M43: 19,042,014 km (0.085 R)
• M44: 20,158,313 km (0.116 R)
• M45: 20,866,958 km (0.11 R)
• M46: 21,343,876 km (0.065 R)
• M47: 21,679,873 km (0.044 R)
• M48: 22,114,455 km (0.105 R)
• M49: 22,600,648 km (0.036 R)
• M50: 22,698,335 km (0.088 R)
• M51: 23,435,404 km (0.111 R)
• M52: 23,881,355 km (0.069 R)
• M53: 24,330,298 km (0.104 R)
• M54: 24,430,379 km (0.112 R)
• M55: 25,388,404 km (0.107 R)
• M56: 25,693,434 km (0.1 R)
• M57: 26,153,448 km (0.073 R)
• M58: 27,237,135 km (0.113 R)
• M59: 28,282,973 km (0.117 R)
• M60: 28,440,949 km (0.091 R)
• M61: 29,341,977 km (0.106 R)
• M62: 29,929,896 km (0.043 R)
• M63: 30,413,846 km (0.036 R)
• M64: 30,792,029 km (0.078 R)
• M65: 31,498,580 km (0.052 R)
• M66: 32,485,626 km (0.069 R)
• M67: 33,260,394 km (0.05 R)
• M68: 33,371,695 km (0.104 R)
• M69: 34,321,641 km (0.078 R)
• M70: 34,433,989 km (0.099 R)
• M71: 34,884,727 km (0.038 R)
• M72: 35,054,222 km (0.042 R)
• M73: 35,337,261 km (0.093 R)
• M74: 36,191,166 km (0.087 R)
• M75: 36,936,761 km (0.087 R)
• M76: 37,051,952 km (0.076 R)
• M77: 37,167,142 km (0.061 R)
• M78: 38,268,183 km (0.111 R)
• M79: 38,559,749 km (0.066 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: 471 - 15,942 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit