🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.78 AU - 0.78 AU

Year: 240 Days

Day: 22.4 Hours

Environment

Temp: 194 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,039,677 km

• M1: 84,672 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.85 AU - 1.33 AU

Year: 396 Days

Day: 34.4 Hours

Environment

Temp: 94 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,039,677 km

• M1: 108,309 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.86 AU - 1.4 AU

Year: 418 Days

Day: 23.7 Hours

Environment

Temp: 47 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.96 AU - 4.4 AU

Year: 2976 Days

Day: 31.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,039,677 km

• M1: 11,070 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.9 AU - 5.7 AU

Year: 3662 Days

Day: 12.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.3

Radius: 15

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 9.39 AU - 13.97 AU

Year: 13901 Days

Day: 14.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,039,677 km

• M1: 193,430 km (0.106 R)
• M2: 1,301,352 km (0.1 R)
• M3: 3,424,594 km (0.112 R)
• M4: 4,103,619 km (0.111 R)
• M5: 6,201,281 km (0.09 R)
• M6: 8,654,536 km (0.083 R)
• M7: 10,598,560 km (0.106 R)
• M8: 12,455,070 km (0.114 R)
• M9: 14,923,884 km (0.083 R)
• M10: 24,594,040 km (0.085 R)
• M11: 26,776,074 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.4

Radius: 10.7

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 11.41 AU - 12.57 AU

Year: 14458 Days

Day: 11.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,039,677 km

• M1: 133,292 km (0.069 R)
• M2: 732,431 km (0.101 R)
• M3: 1,294,470 km (0.105 R)
• M4: 1,843,794 km (0.025 R)
• M5: 2,770,852 km (0.082 R)
• M6: 3,363,409 km (0.105 R)
• M7: 3,848,555 km (0.111 R)
• M8: 4,350,755 km (0.076 R)
• M9: 4,991,483 km (0.054 R)
• M10: 7,172,769 km (0.111 R)
• M11: 7,718,353 km (0.088 R)
• M12: 8,473,373 km (0.079 R)
• M13: 10,764,016 km (0.101 R)
• M14: 11,935,816 km (0.091 R)
• M15: 12,285,875 km (0.112 R)
• M16: 14,664,182 km (0.114 R)
• M17: 15,961,794 km (0.108 R)
• M18: 17,483,204 km (0.025 R)
• M19: 18,472,195 km (0.12 R)
• M20: 18,862,347 km (0.112 R)
• M21: 19,740,187 km (0.07 R)
• M22: 22,714,791 km (0.081 R)
• M23: 26,962,323 km (0.101 R)
• M24: 30,178,678 km (0.104 R)
• M25: 30,938,784 km (0.032 R)
• M26: 32,384,349 km (0.073 R)
• M27: 32,724,235 km (0.055 R)
• M28: 33,758,106 km (0.082 R)
• M29: 34,932,300 km (0.063 R)
• M30: 36,255,194 km (0.104 R)
• M31: 36,744,528 km (0.106 R)
• M32: 44,481,880 km (0.09 R)
• M33: 45,750,320 km (0.091 R)
• M34: 48,506,960 km (0.062 R)
• M35: 49,850,648 km (0.115 R)
• M36: 51,218,870 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.3

Radius: 3.3

Gravity: 18.3 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 15.43 AU - 18.25 AU

Year: 24066 Days

Day: 22.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,039,677 km

• M1: 41,139 km (0.046 R)
• M2: 432,039 km (0.085 R)
• M3: 762,052 km (0.052 R)
• M4: 1,031,328 km (0.072 R)
• M5: 2,034,082 km (0.092 R)
• M6: 3,370,440 km (0.104 R)
• M7: 3,634,480 km (0.077 R)
• M8: 3,998,302 km (0.113 R)
• M9: 5,063,888 km (0.062 R)
• M10: 9,369,913 km (0.097 R)
• M11: 11,866,851 km (0.055 R)
• M12: 14,023,604 km (0.115 R)
• M13: 15,194,057 km (0.092 R)
• M14: 16,131,737 km (0.1 R)
• M15: 18,522,460 km (0.082 R)
• M16: 19,507,862 km (0.069 R)
• M17: 22,397,195 km (0.098 R)
• M18: 24,766,975 km (0.067 R)
• M19: 46,781,349 km (0.094 R)
• M20: 49,374,628 km (0.086 R)
• M21: 50,785,635 km (0.114 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 15,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit