🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.53 AU - 0.81 AU

Year: 195 Days

Day: 30.6 Hours

Environment

Temp: 134 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.1 AU - 1.52 AU

Year: 534 Days

Day: 34.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,309,498 km

• M1: 343,327 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.11 AU - 3.19 AU

Year: 1538 Days

Day: 16.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.42 AU - 4.68 AU

Year: 2905 Days

Day: 16.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,309,498 km

• M1: 102,026 km (0.074 R)
• M2: 2,235,591 km (0.037 R)

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.8

Radius: 9.3

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.19 AU - 6.11 AU

Year: 4787 Days

Day: 8.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,309,498 km

• M1: 115,639 km (0.075 R)
• M2: 870,211 km (0.082 R)
• M3: 1,238,670 km (0.075 R)
• M4: 1,593,666 km (0.057 R)
• M5: 2,803,913 km (0.115 R)
• M6: 4,031,214 km (0.098 R)
• M7: 4,689,444 km (0.072 R)
• M8: 5,951,003 km (0.12 R)
• M9: 6,636,910 km (0.12 R)
• M10: 7,632,184 km (0.087 R)
• M11: 9,188,600 km (0.047 R)
• M12: 10,455,096 km (0.053 R)
• M13: 11,214,455 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.8

Radius: 14.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 10.08 AU - 14.3 AU

Year: 15171 Days

Day: 10.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,309,498 km

• M1: 179,069 km (0.074 R)
• M2: 826,379 km (0.11 R)
• M3: 1,660,088 km (0.098 R)
• M4: 2,108,732 km (0.048 R)
• M5: 3,209,174 km (0.104 R)
• M6: 3,774,354 km (0.115 R)
• M7: 4,249,178 km (0.109 R)
• M8: 7,482,736 km (0.067 R)
• M9: 9,518,613 km (0.12 R)
• M10: 10,235,337 km (0.12 R)
• M11: 13,400,678 km (0.118 R)
• M12: 14,301,856 km (0.096 R)
• M13: 14,949,016 km (0.089 R)
• M14: 18,993,544 km (0.098 R)
• M15: 22,541,258 km (0.066 R)
• M16: 24,521,933 km (0.05 R)
• M17: 25,870,259 km (0.12 R)
• M18: 26,940,482 km (0.108 R)
• M19: 27,596,768 km (0.085 R)
• M20: 35,929,968 km (0.041 R)
• M21: 36,725,380 km (0.089 R)
• M22: 41,456,562 km (0.092 R)
• M23: 42,331,560 km (0.069 R)
• M24: 46,266,732 km (0.105 R)
• M25: 48,323,104 km (0.052 R)
• M26: 48,967,871 km (0.118 R)
• M27: 51,940,680 km (0.094 R)
• M28: 53,299,777 km (0.084 R)
• M29: 56,622,495 km (0.073 R)
• M30: 57,699,749 km (0.074 R)
• M31: 58,607,958 km (0.112 R)
• M32: 59,157,431 km (0.081 R)
• M33: 61,389,880 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.2

Radius: 3

Gravity: 27.13 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 16.33 AU - 18.61 AU

Year: 26028 Days

Day: 16.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,309,498 km

• M1: 44,879 km (0.089 R)
• M2: 142,866 km (0.064 R)
• M3: 267,481 km (0.045 R)
• M4: 364,420 km (0.032 R)
• M5: 1,078,152 km (0.049 R)
• M6: 1,403,378 km (0.082 R)
• M7: 1,915,152 km (0.05 R)
• M8: 2,326,097 km (0.078 R)
• M9: 2,563,509 km (0.11 R)
• M10: 2,912,820 km (0.077 R)
• M11: 3,214,409 km (0.112 R)
• M12: 3,345,906 km (0.053 R)
• M13: 4,466,992 km (0.068 R)
• M14: 6,012,039 km (0.046 R)
• M15: 6,131,568 km (0.081 R)
• M16: 7,012,849 km (0.04 R)
• M17: 7,738,548 km (0.073 R)
• M18: 9,179,176 km (0.087 R)
• M19: 10,045,796 km (0.11 R)
• M20: 10,384,486 km (0.096 R)
• M21: 13,170,447 km (0.096 R)
• M22: 13,507,790 km (0.032 R)
• M23: 13,712,889 km (0.096 R)
• M24: 14,554,227 km (0.1 R)
• M25: 14,697,692 km (0.027 R)
• M26: 14,987,612 km (0.053 R)
• M27: 21,059,640 km (0.042 R)
• M28: 23,235,990 km (0.098 R)
• M29: 26,399,985 km (0.075 R)
• M30: 30,303,741 km (0.114 R)
• M31: 36,654,620 km (0.101 R)
• M32: 37,995,765 km (0.109 R)
• M33: 40,775,592 km (0.112 R)
• M34: 46,424,707 km (0.104 R)
• M35: 46,735,721 km (0.084 R)
• M36: 61,087,094 km (0.12 R)
• M37: 63,350,210 km (0.088 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 15,803 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit