🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.54 AU - 0.7 AU

Year: 225 Days

Day: 22.4 Hours

Environment

Temp: -19 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,797,976 km

• M1: 83,326 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.78 AU - 0.88 AU

Year: 348 Days

Day: 38.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.86 AU - 1.04 AU

Year: 426 Days

Day: 45.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,797,976 km

• M1: 72,106 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.65 AU - 2.07 AU

Year: 1167 Days

Day: 23.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 179 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.04 AU - 2.12 AU

Year: 1380 Days

Day: 27.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.9

Radius: 8.1

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.58 AU - 5.36 AU

Year: 4349 Days

Day: 7.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 163.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,797,976 km

• M1: 100,829 km (0.1 R)
• M2: 515,215 km (0.031 R)
• M3: 790,774 km (0.097 R)
• M4: 1,047,185 km (0.108 R)
• M5: 2,048,144 km (0.119 R)
• M6: 2,445,626 km (0.112 R)
• M7: 3,157,413 km (0.103 R)
• M8: 3,457,506 km (0.091 R)
• M9: 4,115,437 km (0.108 R)
• M10: 4,499,156 km (0.078 R)
• M11: 4,802,391 km (0.088 R)
• M12: 5,649,564 km (0.05 R)
• M13: 6,308,692 km (0.044 R)
• M14: 6,786,956 km (0.087 R)
• M15: 7,851,644 km (0.09 R)
• M16: 8,944,756 km (0.115 R)
• M17: 10,570,586 km (0.094 R)
• M18: 11,017,285 km (0.072 R)
• M19: 12,140,914 km (0.104 R)
• M20: 12,730,480 km (0.081 R)
• M21: 14,724,021 km (0.098 R)
• M22: 15,968,825 km (0.082 R)
• M23: 19,785,066 km (0.072 R)
• M24: 20,326,760 km (0.076 R)
• M25: 21,939,425 km (0.104 R)
• M26: 22,519,865 km (0.076 R)
• M27: 25,101,326 km (0.117 R)
• M28: 25,417,426 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343

Radius: 3.3

Gravity: 31.5 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 12.88 AU - 15.68 AU

Year: 24832 Days

Day: 17.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,797,976 km

• M1: 40,990 km (0.085 R)
• M2: 155,582 km (0.084 R)
• M3: 281,244 km (0.086 R)
• M4: 1,005,298 km (0.046 R)
• M5: 1,267,094 km (0.086 R)
• M6: 1,672,953 km (0.08 R)
• M7: 2,413,612 km (0.101 R)
• M8: 2,758,585 km (0.081 R)
• M9: 3,603,214 km (0.116 R)
• M10: 4,210,881 km (0.111 R)
• M11: 5,983,167 km (0.112 R)
• M12: 7,283,472 km (0.105 R)
• M13: 8,147,848 km (0.071 R)
• M14: 8,501,647 km (0.116 R)
• M15: 9,348,969 km (0.119 R)
• M16: 11,458,000 km (0.085 R)
• M17: 12,689,490 km (0.111 R)
• M18: 16,585,766 km (0.043 R)
• M19: 17,902,228 km (0.113 R)
• M20: 19,733,455 km (0.083 R)
• M21: 20,370,592 km (0.077 R)
• M22: 27,066,294 km (0.083 R)
• M23: 29,118,029 km (0.091 R)
• M24: 33,144,306 km (0.082 R)
• M25: 34,433,989 km (0.06 R)
• M26: 35,223,567 km (0.085 R)
• M27: 37,250,169 km (0.107 R)
• M28: 58,165,148 km (0.089 R)
• M29: 68,137,193 km (0.115 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 16,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit