🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.24 AU - 1.32 AU

Year: 432 Days

Day: 43.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.35 AU - 1.37 AU

Year: 473 Days

Day: 16.1 Hours

Environment

Temp: 117 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.28 AU - 2.3 AU

Year: 1033 Days

Day: 16.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 115,834,024 km

• M1: 32,313 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.42 AU - 3.78 AU

Year: 1628 Days

Day: 37.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 16.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.6

Radius: 10.3

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 13.35 AU - 20.63 AU

Year: 20885 Days

Day: 14.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 115,834,024 km

• M1: 139,126 km (0.096 R)
• M2: 516,711 km (0.032 R)
• M3: 1,286,242 km (0.118 R)
• M4: 1,786,348 km (0.044 R)
• M5: 3,560,579 km (0.095 R)
• M6: 4,377,383 km (0.101 R)
• M7: 5,039,503 km (0.102 R)
• M8: 11,274,144 km (0.095 R)
• M9: 12,588,362 km (0.117 R)
• M10: 16,359,275 km (0.06 R)
• M11: 16,965,595 km (0.086 R)
• M12: 17,318,945 km (0.037 R)
• M13: 18,687,467 km (0.108 R)
• M14: 24,213,014 km (0.11 R)
• M15: 27,709,864 km (0.114 R)
• M16: 40,823,913 km (0.099 R)
• M17: 43,403,728 km (0.109 R)
• M18: 44,398,404 km (0.058 R)
• M19: 45,578,133 km (0.079 R)
• M20: 46,605,870 km (0.118 R)
• M21: 57,350,438 km (0.069 R)
• M22: 63,931,099 km (0.059 R)
• M23: 76,386,917 km (0.104 R)
• M24: 85,359,647 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 21.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.3

Radius: 7.8

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 16.76 AU - 25.84 AU

Year: 29317 Days

Day: 17.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 115,834,024 km

• M1: 97,089 km (0.093 R)
• M2: 489,933 km (0.078 R)
• M3: 879,785 km (0.1 R)
• M4: 1,323,792 km (0.086 R)
• M5: 2,114,865 km (0.115 R)
• M6: 2,397,007 km (0.092 R)
• M7: 3,425,342 km (0.118 R)
• M8: 4,655,336 km (0.085 R)
• M9: 6,441,385 km (0.043 R)
• M10: 6,821,065 km (0.032 R)
• M11: 7,487,074 km (0.102 R)
• M12: 8,195,719 km (0.116 R)
• M13: 8,692,384 km (0.034 R)
• M14: 9,421,375 km (0.066 R)
• M15: 9,966,509 km (0.105 R)
• M16: 12,488,281 km (0.09 R)
• M17: 15,631,182 km (0.098 R)
• M18: 16,163,302 km (0.091 R)
• M19: 19,700,693 km (0.075 R)
• M20: 19,965,332 km (0.08 R)
• M21: 20,411,433 km (0.103 R)
• M22: 21,509,182 km (0.087 R)
• M23: 24,833,097 km (0.049 R)
• M24: 33,720,108 km (0.105 R)
• M25: 36,563,664 km (0.099 R)
• M26: 44,364,146 km (0.091 R)
• M27: 48,891,726 km (0.108 R)
• M28: 49,865,309 km (0.118 R)
• M29: 55,103,029 km (0.108 R)
• M30: 61,069,142 km (0.051 R)
• M31: 64,498,075 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 24.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.6

Radius: 3.6

Gravity: 59.77 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 23.57 AU - 24.67 AU

Year: 35327 Days

Day: 17.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 115,834,024 km

• M1: 44,730 km (0.116 R)
• M2: 686,804 km (0.103 R)
• M3: 971,040 km (0.101 R)
• M4: 1,942,229 km (0.118 R)
• M5: 3,803,526 km (0.085 R)
• M6: 3,946,691 km (0.116 R)
• M7: 7,235,151 km (0.106 R)
• M8: 9,908,166 km (0.116 R)
• M9: 14,003,557 km (0.116 R)
• M10: 18,378,846 km (0.104 R)
• M11: 18,788,595 km (0.098 R)
• M12: 21,714,580 km (0.11 R)
• M13: 25,813,113 km (0.054 R)
• M14: 40,101,804 km (0.066 R)
• M15: 43,082,990 km (0.117 R)
• M16: 44,719,591 km (0.119 R)
• M17: 48,698,296 km (0.107 R)
• M18: 49,876,828 km (0.041 R)
• M19: 77,614,517 km (0.065 R)
• M20: 78,683,244 km (0.114 R)
• M21: 79,761,695 km (0.112 R)
• M22: 94,084,943 km (0.108 R)
• M23: 95,910,935 km (0.078 R)
• M24: 101,212,534 km (0.054 R)
• M25: 104,420,511 km (0.1 R)

Kuiper Belt

Range: 36.8 - 64.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 15,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit