🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.46 AU - 0.7 AU

Year: 169 Days

Day: 18.3 Hours

Environment

Temp: 128 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,443,740 km

• M1: 190,438 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.57 AU - 0.61 AU

Year: 174 Days

Day: 34.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.67 AU - 0.87 AU

Year: 259 Days

Day: 24.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.45 AU - 1.69 AU

Year: 753 Days

Day: 33.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 66.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.03 AU - 2.49 AU

Year: 1301 Days

Day: 47.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,443,740 km

• M1: 227,090 km (0.097 R)
• M2: 323,879 km (0.064 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.83 AU - 2.97 AU

Year: 1424 Days

Day: 33 Hours

Environment

Temp: -107 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,443,740 km

• M1: 29,022 km (0.032 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.33 AU - 2.57 AU

Year: 1468 Days

Day: 31.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,443,740 km

• M1: 370,853 km (0.107 R)

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.4

Radius: 10.3

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.97 AU - 8.27 AU

Year: 6522 Days

Day: 10 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,443,740 km

• M1: 130,749 km (0.111 R)
• M2: 536,458 km (0.097 R)
• M3: 1,379,741 km (0.117 R)
• M4: 1,878,800 km (0.078 R)
• M5: 2,460,137 km (0.082 R)
• M6: 3,981,996 km (0.084 R)
• M7: 5,541,255 km (0.092 R)
• M8: 7,246,820 km (0.077 R)
• M9: 8,759,255 km (0.071 R)
• M10: 10,908,078 km (0.085 R)
• M11: 12,667,050 km (0.116 R)
• M12: 16,219,551 km (0.048 R)
• M13: 17,537,957 km (0.088 R)
• M14: 21,999,564 km (0.077 R)
• M15: 26,002,503 km (0.114 R)
• M16: 26,624,083 km (0.062 R)
• M17: 29,115,186 km (0.103 R)
• M18: 29,497,110 km (0.112 R)
• M19: 29,979,114 km (0.077 R)
• M20: 30,368,368 km (0.054 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.3

Radius: 15

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 6.69 AU - 9.47 AU

Year: 8794 Days

Day: 13.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,443,740 km

• M1: 187,596 km (0.1 R)
• M2: 1,966,015 km (0.099 R)
• M3: 2,737,491 km (0.119 R)
• M4: 3,292,948 km (0.08 R)
• M5: 4,105,265 km (0.105 R)
• M6: 5,657,343 km (0.073 R)
• M7: 9,806,888 km (0.074 R)
• M8: 12,549,765 km (0.112 R)
• M9: 19,438,897 km (0.05 R)
• M10: 21,082,379 km (0.095 R)
• M11: 24,801,382 km (0.105 R)
• M12: 25,275,159 km (0.053 R)
• M13: 27,820,566 km (0.095 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.7

Radius: 12.2

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.04 AU - 12.82 AU

Year: 12897 Days

Day: 13.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,443,740 km

• M1: 159,023 km (0.082 R)
• M2: 650,302 km (0.086 R)
• M3: 1,333,366 km (0.059 R)
• M4: 2,281,068 km (0.108 R)
• M5: 2,883,798 km (0.093 R)
• M6: 5,495,029 km (0.107 R)
• M7: 6,550,592 km (0.093 R)
• M8: 14,104,536 km (0.102 R)
• M9: 16,012,507 km (0.115 R)
• M10: 16,997,160 km (0.104 R)
• M11: 21,416,132 km (0.095 R)
• M12: 23,928,778 km (0.047 R)
• M13: 26,716,983 km (0.111 R)
• M14: 27,230,552 km (0.119 R)
• M15: 30,637,794 km (0.117 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 18,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit