🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.65 AU - 0.65 AU

Year: 184 Days

Day: 36.9 Hours

Environment

Temp: 173 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1 AU - 1.42 AU

Year: 468 Days

Day: 47.2 Hours

Environment

Temp: 27 °C

Axial Tilt: 134.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 76,382,936 km

• M1: 185,501 km (0.066 R)
• M2: 234,719 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.04 AU - 6.36 AU

Year: 4168 Days

Day: 18 Hours

Environment

Temp: -125 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,382,936 km

• M1: 151,243 km (0.113 R)

Asteroid Belt

Center: 6.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.6

Radius: 14.2

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.73 AU - 7.23 AU

Year: 6481 Days

Day: 6.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,382,936 km

• M1: 176,675 km (0.074 R)
• M2: 671,395 km (0.055 R)
• M3: 1,196,035 km (0.111 R)
• M4: 2,290,493 km (0.051 R)
• M5: 2,745,570 km (0.105 R)
• M6: 3,340,670 km (0.117 R)
• M7: 4,021,191 km (0.047 R)
• M8: 4,741,804 km (0.107 R)
• M9: 7,057,728 km (0.094 R)
• M10: 8,257,054 km (0.111 R)
• M11: 9,670,754 km (0.102 R)
• M12: 13,694,638 km (0.085 R)
• M13: 17,891,606 km (0.088 R)
• M14: 19,242,176 km (0.105 R)
• M15: 20,659,765 km (0.087 R)
• M16: 21,429,446 km (0.09 R)
• M17: 22,218,276 km (0.055 R)
• M18: 23,100,903 km (0.095 R)
• M19: 23,854,128 km (0.108 R)
• M20: 24,857,631 km (0.09 R)
• M21: 28,636,024 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.6

Radius: 7.2

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 12.37 AU - 20.39 AU

Year: 23300 Days

Day: 16.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,382,936 km

• M1: 89,759 km (0.091 R)
• M2: 317,297 km (0.073 R)
• M3: 681,717 km (0.051 R)
• M4: 1,837,211 km (0.1 R)
• M5: 2,170,067 km (0.081 R)
• M6: 2,474,199 km (0.058 R)
• M7: 2,881,405 km (0.064 R)
• M8: 3,195,261 km (0.044 R)
• M9: 3,560,878 km (0.09 R)
• M10: 4,477,315 km (0.044 R)
• M11: 4,827,224 km (0.102 R)
• M12: 5,083,036 km (0.088 R)
• M13: 9,065,332 km (0.097 R)
• M14: 9,342,985 km (0.118 R)
• M15: 10,571,334 km (0.089 R)
• M16: 15,520,779 km (0.088 R)
• M17: 16,486,583 km (0.062 R)
• M18: 17,577,600 km (0.037 R)
• M19: 20,466,784 km (0.105 R)
• M20: 28,803,873 km (0.05 R)
• M21: 29,891,151 km (0.083 R)
• M22: 30,506,895 km (0.102 R)
• M23: 30,755,527 km (0.054 R)
• M24: 37,136,624 km (0.071 R)
• M25: 39,445,518 km (0.114 R)
• M26: 41,848,209 km (0.112 R)
• M27: 43,713,096 km (0.116 R)
• M28: 49,639,266 km (0.059 R)
• M29: 56,452,252 km (0.102 R)
• M30: 58,534,954 km (0.093 R)
• M31: 62,052,449 km (0.115 R)
• M32: 73,669,172 km (0.093 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 18,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit