🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.44 AU - 0.7 AU

Year: 160 Days

Day: 34.2 Hours

Environment

Temp: 218 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.75 AU - 1.11 AU

Year: 334 Days

Day: 17.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.34 AU - 1.72 AU

Year: 705 Days

Day: 19.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.94 AU - 3.2 AU

Year: 1536 Days

Day: 30.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,295,871 km

• M1: 926,160 km (0.08 R)

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.1

Radius: 10.7

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.5 AU - 7.44 AU

Year: 5438 Days

Day: 7.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,295,871 km

• M1: 133,142 km (0.05 R)
• M2: 686,953 km (0.057 R)
• M3: 1,034,469 km (0.108 R)
• M4: 1,401,134 km (0.116 R)
• M5: 2,202,529 km (0.114 R)
• M6: 2,714,902 km (0.103 R)
• M7: 3,556,689 km (0.107 R)
• M8: 4,241,100 km (0.082 R)
• M9: 4,876,591 km (0.063 R)
• M10: 6,661,892 km (0.037 R)
• M11: 7,169,179 km (0.094 R)
• M12: 8,376,134 km (0.052 R)
• M13: 8,807,126 km (0.101 R)
• M14: 10,145,728 km (0.106 R)
• M15: 10,681,288 km (0.115 R)
• M16: 11,282,522 km (0.071 R)
• M17: 12,401,663 km (0.082 R)
• M18: 13,222,657 km (0.082 R)
• M19: 13,700,173 km (0.105 R)
• M20: 16,202,646 km (0.09 R)
• M21: 18,074,265 km (0.047 R)
• M22: 21,289,722 km (0.066 R)
• M23: 21,946,307 km (0.083 R)
• M24: 25,842,284 km (0.073 R)
• M25: 26,926,121 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.4

Radius: 12.9

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.39 AU - 10.11 AU

Year: 8834 Days

Day: 12.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 52.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,295,871 km

• M1: 160,519 km (0.055 R)
• M2: 613,800 km (0.046 R)
• M3: 1,153,400 km (0.097 R)
• M4: 1,626,428 km (0.11 R)
• M5: 2,469,262 km (0.111 R)
• M6: 2,893,522 km (0.115 R)
• M7: 5,171,898 km (0.104 R)
• M8: 6,014,882 km (0.112 R)
• M9: 6,563,307 km (0.096 R)
• M10: 8,279,045 km (0.1 R)
• M11: 9,384,723 km (0.114 R)
• M12: 10,225,762 km (0.081 R)
• M13: 11,170,473 km (0.112 R)
• M14: 12,873,196 km (0.069 R)
• M15: 13,538,906 km (0.113 R)
• M16: 14,227,655 km (0.07 R)
• M17: 15,071,387 km (0.096 R)
• M18: 17,002,097 km (0.114 R)
• M19: 17,803,942 km (0.102 R)
• M20: 19,170,219 km (0.046 R)
• M21: 23,958,847 km (0.095 R)
• M22: 29,908,205 km (0.051 R)
• M23: 30,329,622 km (0.11 R)
• M24: 31,617,809 km (0.114 R)
• M25: 42,069,764 km (0.072 R)
• M26: 48,284,508 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.3

Radius: 5

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 15.79 AU - 17.69 AU

Year: 25532 Days

Day: 21.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,295,871 km

• M1: 63,579 km (0.116 R)
• M2: 389,254 km (0.071 R)
• M3: 593,604 km (0.064 R)
• M4: 804,089 km (0.116 R)
• M5: 1,326,185 km (0.092 R)
• M6: 2,658,504 km (0.097 R)
• M7: 2,937,953 km (0.106 R)
• M8: 3,606,505 km (0.084 R)
• M9: 3,868,451 km (0.051 R)
• M10: 4,459,513 km (0.089 R)
• M11: 5,272,278 km (0.103 R)
• M12: 10,071,228 km (0.101 R)
• M13: 10,643,589 km (0.078 R)
• M14: 16,447,837 km (0.072 R)
• M15: 17,240,556 km (0.081 R)
• M16: 19,531,498 km (0.097 R)
• M17: 23,787,408 km (0.073 R)
• M18: 27,407,227 km (0.082 R)
• M19: 27,909,278 km (0.074 R)
• M20: 34,536,912 km (0.055 R)
• M21: 37,901,967 km (0.089 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 16,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit