🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.14 AU - 1.24 AU

Year: 477 Days

Day: 20.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.05 AU - 1.49 AU

Year: 525 Days

Day: 39.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 44,682,144 km

• M1: 318,195 km (0.118 R)
• M2: 687,103 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.36 AU - 2.22 AU

Year: 879 Days

Day: 34.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,682,144 km

• M1: 899,831 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.55 AU - 2.19 AU

Year: 939 Days

Day: 17.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,682,144 km

• M1: 907,909 km (0.053 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.8 AU - 4.02 AU

Year: 2312 Days

Day: 24.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,682,144 km

• M1: 36,801 km (0.097 R)

Asteroid Belt

Center: 4.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.3

Radius: 11

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.48 AU - 5.26 AU

Year: 3945 Days

Day: 8.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,682,144 km

• M1: 137,480 km (0.094 R)
• M2: 520,002 km (0.094 R)
• M3: 989,440 km (0.096 R)
• M4: 1,468,602 km (0.072 R)
• M5: 2,043,507 km (0.101 R)
• M6: 3,500,740 km (0.086 R)
• M7: 4,176,174 km (0.069 R)
• M8: 5,671,405 km (0.076 R)
• M9: 6,540,569 km (0.084 R)
• M10: 7,461,942 km (0.113 R)
• M11: 7,811,253 km (0.079 R)
• M12: 8,244,937 km (0.106 R)
• M13: 11,375,572 km (0.046 R)
• M14: 12,607,510 km (0.052 R)
• M15: 13,306,581 km (0.118 R)
• M16: 14,350,026 km (0.079 R)
• M17: 15,334,829 km (0.108 R)
• M18: 16,481,497 km (0.105 R)
• M19: 17,075,699 km (0.069 R)
• M20: 17,684,263 km (0.109 R)
• M21: 21,432,887 km (0.075 R)
• M22: 21,998,217 km (0.066 R)
• M23: 23,306,750 km (0.075 R)
• M24: 24,131,483 km (0.118 R)
• M25: 26,399,087 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.1

Radius: 13.4

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.59 AU - 7.87 AU

Year: 7136 Days

Day: 9.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,682,144 km

• M1: 166,652 km (0.073 R)
• M2: 783,743 km (0.078 R)
• M3: 1,277,865 km (0.118 R)
• M4: 1,862,493 km (0.12 R)
• M5: 2,794,787 km (0.098 R)
• M6: 3,377,621 km (0.11 R)
• M7: 4,320,087 km (0.079 R)
• M8: 5,600,346 km (0.114 R)
• M9: 6,344,446 km (0.054 R)
• M10: 8,666,504 km (0.057 R)
• M11: 10,958,493 km (0.097 R)
• M12: 11,648,139 km (0.115 R)
• M13: 13,114,198 km (0.117 R)
• M14: 14,481,672 km (0.036 R)
• M15: 17,622,330 km (0.12 R)
• M16: 18,569,733 km (0.102 R)
• M17: 20,223,687 km (0.119 R)
• M18: 22,628,174 km (0.096 R)
• M19: 24,281,978 km (0.066 R)
• M20: 24,746,779 km (0.094 R)
• M21: 26,912,059 km (0.112 R)
• M22: 27,577,171 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.5

Radius: 13.9

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.88 AU - 11.18 AU

Year: 11661 Days

Day: 11.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,682,144 km

• M1: 322,234 km (0.051 R)
• M2: 1,047,783 km (0.107 R)
• M3: 2,055,924 km (0.119 R)
• M4: 2,524,763 km (0.092 R)
• M5: 3,166,538 km (0.115 R)
• M6: 5,706,710 km (0.045 R)
• M7: 9,472,238 km (0.039 R)
• M8: 13,235,522 km (0.034 R)
• M9: 14,939,891 km (0.104 R)
• M10: 15,661,102 km (0.105 R)
• M11: 27,807,402 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.9

Radius: 6.3

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 11.44 AU - 17.02 AU

Year: 19705 Days

Day: 20 Hours

Environment

Temp: -192 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,682,144 km

• M1: 83,924 km (0.099 R)
• M2: 600,037 km (0.11 R)
• M3: 1,637,947 km (0.039 R)
• M4: 1,941,930 km (0.117 R)
• M5: 2,623,797 km (0.101 R)
• M6: 3,724,538 km (0.114 R)
• M7: 5,687,412 km (0.076 R)
• M8: 6,946,876 km (0.064 R)
• M9: 10,811,887 km (0.084 R)
• M10: 14,604,043 km (0.113 R)
• M11: 15,707,627 km (0.067 R)
• M12: 15,975,108 km (0.083 R)
• M13: 23,520,226 km (0.09 R)
• M14: 31,948,570 km (0.109 R)
• M15: 38,320,542 km (0.09 R)
• M16: 39,172,053 km (0.106 R)
• M17: 40,160,745 km (0.08 R)
• M18: 42,059,142 km (0.062 R)
• M19: 43,884,087 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 11,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit