🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.71 AU - 0.79 AU

Year: 230 Days

Day: 16.5 Hours

Environment

Temp: 180 °C

Axial Tilt: 76.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,406,124 km

• M1: 166,353 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.92 AU - 1.16 AU

Year: 376 Days

Day: 33.7 Hours

Environment

Temp: 153 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,406,124 km

• M1: 44,431 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.2 AU - 1.96 AU

Year: 705 Days

Day: 35.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.18 AU - 2.52 AU

Year: 1278 Days

Day: 37.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,406,124 km

• M1: 47,871 km (0.098 R)
• M2: 1,147,565 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.18 AU - 3.32 AU

Year: 1618 Days

Day: 41.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,406,124 km

• M1: 376,837 km (0.113 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.9 AU - 3.48 AU

Year: 2021 Days

Day: 46.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.37 AU - 5.17 AU

Year: 3130 Days

Day: 12.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.9

Radius: 8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.79 AU - 7.33 AU

Year: 5292 Days

Day: 8.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 93.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,406,124 km

• M1: 99,483 km (0.101 R)
• M2: 356,492 km (0.065 R)
• M3: 926,908 km (0.102 R)
• M4: 1,243,009 km (0.049 R)
• M5: 1,765,105 km (0.105 R)
• M6: 2,042,161 km (0.091 R)
• M7: 2,410,022 km (0.072 R)
• M8: 4,228,234 km (0.056 R)
• M9: 4,557,798 km (0.057 R)
• M10: 5,084,233 km (0.057 R)
• M11: 5,484,557 km (0.064 R)
• M12: 5,963,570 km (0.032 R)
• M13: 6,624,643 km (0.103 R)
• M14: 8,527,228 km (0.05 R)
• M15: 11,339,070 km (0.089 R)
• M16: 13,224,452 km (0.096 R)
• M17: 13,675,938 km (0.104 R)
• M18: 15,255,093 km (0.051 R)
• M19: 16,777,102 km (0.059 R)
• M20: 17,665,115 km (0.064 R)
• M21: 20,851,699 km (0.116 R)
• M22: 22,297,413 km (0.085 R)
• M23: 23,588,742 km (0.119 R)
• M24: 25,310,464 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.8

Radius: 10.9

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.72 AU - 12.38 AU

Year: 12157 Days

Day: 12.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,406,124 km

• M1: 249,380 km (0.094 R)
• M2: 623,973 km (0.094 R)
• M3: 1,100,442 km (0.095 R)
• M4: 1,630,318 km (0.028 R)
• M5: 2,249,802 km (0.063 R)
• M6: 2,906,836 km (0.033 R)
• M7: 4,420,467 km (0.053 R)
• M8: 6,137,402 km (0.1 R)
• M9: 6,520,373 km (0.119 R)
• M10: 7,166,486 km (0.082 R)
• M11: 7,635,176 km (0.1 R)
• M12: 8,492,671 km (0.106 R)
• M13: 10,669,769 km (0.093 R)
• M14: 11,567,356 km (0.062 R)
• M15: 13,007,236 km (0.102 R)
• M16: 15,386,141 km (0.104 R)
• M17: 16,900,520 km (0.114 R)
• M18: 19,559,622 km (0.111 R)
• M19: 20,391,985 km (0.107 R)
• M20: 21,421,667 km (0.074 R)
• M21: 22,127,320 km (0.115 R)
• M22: 22,485,906 km (0.115 R)
• M23: 23,030,891 km (0.119 R)
• M24: 24,337,180 km (0.066 R)
• M25: 26,791,632 km (0.1 R)
• M26: 27,301,611 km (0.106 R)
• M27: 29,406,603 km (0.072 R)
• M28: 29,840,138 km (0.065 R)
• M29: 34,414,392 km (0.118 R)
• M30: 35,382,290 km (0.036 R)
• M31: 39,698,787 km (0.089 R)
• M32: 43,507,399 km (0.102 R)
• M33: 44,070,635 km (0.092 R)
• M34: 46,665,859 km (0.091 R)
• M35: 49,056,583 km (0.104 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 11,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit