🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.49 AU - 0.67 AU

Year: 158 Days

Day: 17.3 Hours

Environment

Temp: 170 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,311,468 km

• M1: 85,570 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.59 AU - 0.69 AU

Year: 183 Days

Day: 37.1 Hours

Environment

Temp: 172 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.61 AU - 1.93 AU

Year: 843 Days

Day: 28.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.45 AU - 3.53 AU

Year: 2335 Days

Day: 38.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,311,468 km

• M1: 926,460 km (0.064 R)
• M2: 1,300,155 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.28 AU - 3.86 AU

Year: 2416 Days

Day: 34.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.9

Radius: 12.8

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.85 AU - 6.93 AU

Year: 5785 Days

Day: 6.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,311,468 km

• M1: 193,280 km (0.093 R)
• M2: 731,833 km (0.112 R)
• M3: 1,436,888 km (0.076 R)
• M4: 2,241,574 km (0.095 R)
• M5: 2,728,516 km (0.096 R)
• M6: 3,458,703 km (0.098 R)
• M7: 4,393,091 km (0.093 R)
• M8: 4,822,437 km (0.1 R)
• M9: 6,315,723 km (0.086 R)
• M10: 6,900,052 km (0.065 R)
• M11: 8,872,500 km (0.108 R)
• M12: 10,057,166 km (0.073 R)
• M13: 15,991,264 km (0.057 R)
• M14: 19,188,919 km (0.031 R)
• M15: 20,196,610 km (0.107 R)
• M16: 20,862,769 km (0.1 R)
• M17: 23,675,209 km (0.05 R)
• M18: 27,086,639 km (0.061 R)
• M19: 30,233,430 km (0.104 R)
• M20: 35,398,895 km (0.112 R)
• M21: 36,367,691 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.3

Radius: 9.7

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.85 AU - 10.21 AU

Year: 8923 Days

Day: 9.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,311,468 km

• M1: 121,025 km (0.074 R)
• M2: 755,619 km (0.1 R)
• M3: 1,466,508 km (0.118 R)
• M4: 2,351,828 km (0.086 R)
• M5: 2,749,160 km (0.089 R)
• M6: 3,125,100 km (0.051 R)
• M7: 3,904,504 km (0.084 R)
• M8: 4,436,624 km (0.078 R)
• M9: 5,138,388 km (0.066 R)
• M10: 5,811,578 km (0.078 R)
• M11: 6,327,691 km (0.045 R)
• M12: 6,651,720 km (0.088 R)
• M13: 7,691,275 km (0.115 R)
• M14: 9,612,262 km (0.117 R)
• M15: 10,483,520 km (0.036 R)
• M16: 11,618,668 km (0.042 R)
• M17: 12,051,156 km (0.048 R)
• M18: 13,296,109 km (0.119 R)
• M19: 14,131,763 km (0.078 R)
• M20: 16,508,723 km (0.114 R)
• M21: 16,849,208 km (0.117 R)
• M22: 17,263,893 km (0.059 R)
• M23: 18,622,392 km (0.093 R)
• M24: 21,713,084 km (0.105 R)
• M25: 22,619,497 km (0.113 R)
• M26: 26,129,063 km (0.103 R)
• M27: 28,206,230 km (0.114 R)
• M28: 29,784,487 km (0.093 R)
• M29: 30,903,180 km (0.105 R)
• M30: 32,260,930 km (0.105 R)
• M31: 38,567,229 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924

Radius: 7.8

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 13.88 AU - 14.38 AU

Year: 19023 Days

Day: 16 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,311,468 km

• M1: 146,905 km (0.081 R)
• M2: 611,257 km (0.044 R)
• M3: 985,551 km (0.088 R)
• M4: 1,247,945 km (0.057 R)
• M5: 1,574,368 km (0.035 R)
• M6: 2,516,535 km (0.031 R)
• M7: 3,317,333 km (0.072 R)
• M8: 3,639,118 km (0.07 R)
• M9: 4,210,731 km (0.108 R)
• M10: 4,840,837 km (0.066 R)
• M11: 5,943,673 km (0.066 R)
• M12: 7,350,641 km (0.108 R)
• M13: 8,691,487 km (0.108 R)
• M14: 11,582,466 km (0.055 R)
• M15: 11,983,837 km (0.044 R)
• M16: 12,325,369 km (0.102 R)
• M17: 16,946,896 km (0.104 R)
• M18: 18,350,423 km (0.101 R)
• M19: 27,715,549 km (0.061 R)
• M20: 33,949,890 km (0.084 R)
• M21: 36,314,135 km (0.107 R)
• M22: 37,029,811 km (0.105 R)
• M23: 42,938,778 km (0.088 R)
• M24: 53,392,826 km (0.112 R)
• M25: 61,905,095 km (0.054 R)
• M26: 62,926,250 km (0.038 R)
• M27: 65,211,956 km (0.108 R)
• M28: 66,056,585 km (0.046 R)
• M29: 69,289,395 km (0.051 R)
• M30: 71,055,997 km (0.091 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 17,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit