🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.2 AU - 1.28 AU

Year: 526 Days

Day: 19.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,858,045 km

• M1: 712,983 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.23 AU - 1.57 AU

Year: 631 Days

Day: 31.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,858,045 km

• M1: 23,038 km (0.072 R)
• M2: 39,793 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.92 AU - 2.72 AU

Year: 1346 Days

Day: 37.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.4 AU - 2.44 AU

Year: 1434 Days

Day: 41.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.97 AU - 3.21 AU

Year: 1587 Days

Day: 20.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.3 AU - 4.32 AU

Year: 2832 Days

Day: 28.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.3

Radius: 14

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.13 AU - 5.31 AU

Year: 4542 Days

Day: 6.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,858,045 km

• M1: 174,132 km (0.081 R)
• M2: 653,144 km (0.097 R)
• M3: 2,544,061 km (0.1 R)
• M4: 3,025,318 km (0.108 R)
• M5: 4,617,189 km (0.103 R)
• M6: 5,416,640 km (0.082 R)
• M7: 5,999,473 km (0.074 R)
• M8: 6,478,485 km (0.117 R)
• M9: 7,481,838 km (0.104 R)
• M10: 8,240,599 km (0.12 R)
• M11: 10,067,638 km (0.109 R)
• M12: 14,862,249 km (0.044 R)
• M13: 15,428,477 km (0.106 R)
• M14: 17,157,829 km (0.073 R)
• M15: 17,666,761 km (0.103 R)
• M16: 18,953,452 km (0.071 R)
• M17: 19,436,503 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.1

Radius: 8.1

Gravity: 14.36 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.97 AU - 10.47 AU

Year: 10661 Days

Day: 9.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,858,045 km

• M1: 100,679 km (0.053 R)
• M2: 373,546 km (0.11 R)
• M3: 1,157,588 km (0.026 R)
• M4: 1,413,401 km (0.089 R)
• M5: 1,836,314 km (0.115 R)
• M6: 2,321,909 km (0.067 R)
• M7: 3,220,393 km (0.092 R)
• M8: 4,484,795 km (0.098 R)
• M9: 5,435,339 km (0.111 R)
• M10: 6,435,551 km (0.112 R)
• M11: 13,206,949 km (0.054 R)
• M12: 16,504,086 km (0.064 R)
• M13: 18,581,103 km (0.105 R)
• M14: 21,348,813 km (0.085 R)
• M15: 21,790,875 km (0.116 R)
• M16: 29,610,505 km (0.06 R)
• M17: 29,939,620 km (0.067 R)
• M18: 35,296,421 km (0.114 R)
• M19: 38,720,716 km (0.077 R)
• M20: 43,622,141 km (0.088 R)
• M21: 55,462,064 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.5

Radius: 7.2

Gravity: 12.72 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 11.74 AU - 13.22 AU

Year: 16789 Days

Day: 20.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,858,045 km

• M1: 89,609 km (0.108 R)
• M2: 423,362 km (0.113 R)
• M3: 664,813 km (0.093 R)
• M4: 956,080 km (0.045 R)
• M5: 1,821,204 km (0.073 R)
• M6: 5,001,057 km (0.097 R)
• M7: 8,236,859 km (0.109 R)
• M8: 11,137,711 km (0.106 R)
• M9: 14,948,567 km (0.095 R)
• M10: 16,944,352 km (0.101 R)
• M11: 19,372,625 km (0.1 R)
• M12: 20,171,029 km (0.066 R)
• M13: 22,503,858 km (0.054 R)
• M14: 23,685,083 km (0.09 R)
• M15: 25,010,819 km (0.065 R)
• M16: 26,709,353 km (0.062 R)
• M17: 31,049,038 km (0.11 R)
• M18: 34,531,976 km (0.102 R)
• M19: 35,704,673 km (0.108 R)
• M20: 37,991,576 km (0.094 R)
• M21: 38,682,419 km (0.055 R)
• M22: 39,381,490 km (0.039 R)
• M23: 59,346,822 km (0.101 R)
• M24: 60,651,166 km (0.095 R)
• M25: 66,458,256 km (0.078 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 11,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit