🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.7 AU - 1.1 AU

Year: 310 Days

Day: 35.1 Hours

Environment

Temp: 96 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.55 AU - 3.23 AU

Year: 1786 Days

Day: 46.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.69 AU - 3.27 AU

Year: 1870 Days

Day: 33.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.83 AU - 5.11 AU

Year: 3435 Days

Day: 33.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,557,772 km

• M1: 186,100 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 10.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.43 AU - 5.49 AU

Year: 4015 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,557,772 km

• M1: 127,457 km (0.066 R)
• M2: 507,885 km (0.1 R)
• M3: 994,975 km (0.101 R)
• M4: 1,366,726 km (0.116 R)
• M5: 1,869,824 km (0.097 R)
• M6: 2,251,897 km (0.083 R)
• M7: 2,653,118 km (0.048 R)
• M8: 3,047,757 km (0.074 R)
• M9: 4,153,435 km (0.105 R)
• M10: 4,688,098 km (0.099 R)
• M11: 5,453,890 km (0.096 R)
• M12: 5,810,830 km (0.067 R)
• M13: 6,756,289 km (0.101 R)
• M14: 7,870,045 km (0.116 R)
• M15: 8,470,830 km (0.078 R)
• M16: 11,010,553 km (0.116 R)
• M17: 13,516,916 km (0.119 R)
• M18: 14,070,577 km (0.111 R)
• M19: 14,430,659 km (0.113 R)
• M20: 16,324,718 km (0.086 R)
• M21: 18,257,223 km (0.079 R)
• M22: 18,685,971 km (0.079 R)
• M23: 19,246,963 km (0.11 R)
• M24: 21,809,275 km (0.097 R)
• M25: 24,516,548 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 10.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.4 AU - 9.04 AU

Year: 8565 Days

Day: 13.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,557,772 km

• M1: 170,242 km (0.068 R)
• M2: 519,853 km (0.105 R)
• M3: 1,167,312 km (0.042 R)
• M4: 1,705,266 km (0.081 R)
• M5: 2,945,881 km (0.065 R)
• M6: 4,479,110 km (0.072 R)
• M7: 4,855,348 km (0.118 R)
• M8: 6,940,144 km (0.028 R)
• M9: 13,162,369 km (0.113 R)
• M10: 18,578,410 km (0.113 R)
• M11: 20,951,331 km (0.098 R)
• M12: 23,031,490 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.9

Radius: 9.8

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.79 AU - 12.51 AU

Year: 11752 Days

Day: 7.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,557,772 km

• M1: 136,284 km (0.089 R)
• M2: 688,001 km (0.102 R)
• M3: 2,641,599 km (0.067 R)
• M4: 5,247,295 km (0.066 R)
• M5: 7,386,993 km (0.099 R)
• M6: 9,681,525 km (0.105 R)
• M7: 11,747,622 km (0.059 R)
• M8: 14,430,809 km (0.06 R)
• M9: 18,048,235 km (0.112 R)
• M10: 32,562,520 km (0.114 R)
• M11: 35,727,263 km (0.048 R)
• M12: 36,231,707 km (0.1 R)
• M13: 38,693,040 km (0.079 R)
• M14: 39,225,010 km (0.116 R)
• M15: 40,303,611 km (0.12 R)
• M16: 41,125,502 km (0.093 R)
• M17: 46,892,799 km (0.086 R)
• M18: 48,568,445 km (0.096 R)
• M19: 54,165,499 km (0.07 R)
• M20: 57,895,274 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.7

Radius: 6.2

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 15.5 AU - 23.1 AU

Year: 30815 Days

Day: 19.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,557,772 km

• M1: 77,193 km (0.06 R)
• M2: 490,681 km (0.107 R)
• M3: 956,230 km (0.045 R)
• M4: 2,094,520 km (0.108 R)
• M5: 4,582,033 km (0.109 R)
• M6: 5,415,443 km (0.08 R)
• M7: 6,738,935 km (0.077 R)
• M8: 12,471,526 km (0.091 R)
• M9: 12,918,225 km (0.118 R)
• M10: 21,830,069 km (0.07 R)
• M11: 25,113,144 km (0.113 R)
• M12: 29,489,181 km (0.079 R)
• M13: 30,986,207 km (0.117 R)
• M14: 31,189,510 km (0.055 R)
• M15: 39,593,919 km (0.11 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 11,585 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit