🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.58 AU - 0.92 AU

Year: 235 Days

Day: 31.8 Hours

Environment

Temp: 162 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.93 AU - 1.05 AU

Year: 356 Days

Day: 47.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 150.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,983,932 km

• M1: 28,573 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.57 AU - 1.61 AU

Year: 725 Days

Day: 27.5 Hours

Environment

Temp: -29 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,983,932 km

• M1: 810,072 km (0.027 R)

Asteroid Belt

Center: 6.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.8

Radius: 9.8

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.32 AU - 13.38 AU

Year: 15696 Days

Day: 9.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,983,932 km

• M1: 122,072 km (0.074 R)
• M2: 635,941 km (0.102 R)
• M3: 947,104 km (0.115 R)
• M4: 1,268,440 km (0.063 R)
• M5: 2,259,526 km (0.064 R)
• M6: 2,800,622 km (0.11 R)
• M7: 3,902,859 km (0.108 R)
• M8: 5,641,037 km (0.12 R)
• M9: 6,851,582 km (0.119 R)
• M10: 7,518,191 km (0.115 R)
• M11: 7,938,411 km (0.118 R)
• M12: 8,877,437 km (0.12 R)
• M13: 12,266,427 km (0.09 R)
• M14: 12,784,185 km (0.111 R)
• M15: 13,519,608 km (0.099 R)
• M16: 15,295,933 km (0.036 R)
• M17: 20,006,621 km (0.1 R)
• M18: 21,181,413 km (0.052 R)
• M19: 25,084,122 km (0.085 R)
• M20: 30,487,298 km (0.083 R)
• M21: 33,147,447 km (0.119 R)
• M22: 34,278,856 km (0.067 R)
• M23: 38,236,617 km (0.106 R)
• M24: 49,768,220 km (0.073 R)
• M25: 50,753,471 km (0.057 R)
• M26: 54,824,777 km (0.044 R)
• M27: 55,173,490 km (0.063 R)
• M28: 59,108,662 km (0.095 R)
• M29: 59,659,332 km (0.11 R)
• M30: 60,957,542 km (0.036 R)

Asteroid Belt

Center: 12.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.6

Radius: 6.7

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 11.4 AU - 15.7 AU

Year: 18038 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,983,932 km

• M1: 84,224 km (0.062 R)
• M2: 358,736 km (0.095 R)
• M3: 831,615 km (0.111 R)
• M4: 1,113,607 km (0.118 R)
• M5: 2,267,754 km (0.08 R)
• M6: 2,651,173 km (0.056 R)
• M7: 2,915,064 km (0.095 R)
• M8: 3,294,295 km (0.109 R)
• M9: 3,896,576 km (0.05 R)
• M10: 4,268,177 km (0.118 R)
• M11: 5,561,002 km (0.095 R)
• M12: 6,335,470 km (0.114 R)
• M13: 7,916,271 km (0.095 R)
• M14: 9,640,536 km (0.053 R)
• M15: 13,235,522 km (0.041 R)
• M16: 14,008,943 km (0.061 R)
• M17: 16,146,098 km (0.079 R)
• M18: 17,178,922 km (0.089 R)
• M19: 17,943,217 km (0.117 R)
• M20: 19,212,855 km (0.051 R)
• M21: 21,752,727 km (0.055 R)
• M22: 22,737,530 km (0.116 R)
• M23: 28,532,203 km (0.11 R)
• M24: 28,744,184 km (0.069 R)
• M25: 31,146,576 km (0.112 R)
• M26: 33,916,530 km (0.119 R)
• M27: 38,115,443 km (0.093 R)
• M28: 40,206,073 km (0.086 R)
• M29: 47,825,242 km (0.111 R)
• M30: 48,575,925 km (0.081 R)
• M31: 49,334,386 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193

Radius: 7.8

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.68 AU - 18.32 AU

Year: 23146 Days

Day: 20.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,983,932 km

• M1: 97,089 km (0.117 R)
• M2: 473,477 km (0.065 R)
• M3: 1,394,551 km (0.102 R)
• M4: 1,716,336 km (0.087 R)
• M5: 2,273,439 km (0.101 R)
• M6: 7,904,003 km (0.09 R)
• M7: 9,228,842 km (0.098 R)
• M8: 10,531,540 km (0.091 R)
• M9: 10,917,204 km (0.119 R)
• M10: 13,756,123 km (0.101 R)
• M11: 16,457,561 km (0.05 R)
• M12: 28,199,049 km (0.082 R)
• M13: 30,249,288 km (0.064 R)
• M14: 33,685,551 km (0.055 R)
• M15: 36,993,160 km (0.116 R)
• M16: 38,790,578 km (0.109 R)
• M17: 39,578,510 km (0.115 R)
• M18: 46,269,724 km (0.054 R)
• M19: 47,007,241 km (0.12 R)
• M20: 48,809,297 km (0.03 R)
• M21: 52,871,029 km (0.113 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 13,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit