🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.07 AU - 1.69 AU

Year: 565 Days

Day: 27.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,609,739 km

• M1: 20,495 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.58 AU - 3.24 AU

Year: 1729 Days

Day: 27.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.98 AU - 3.06 AU

Year: 1828 Days

Day: 15.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.6 AU - 3.98 AU

Year: 2570 Days

Day: 22 Hours

Environment

Temp: -114 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,609,739 km

• M1: 1,790,088 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.7 AU - 5.96 AU

Year: 3697 Days

Day: 19.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.88 AU - 5.24 AU

Year: 3964 Days

Day: 41 Hours

Environment

Temp: -119 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 11.4

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.87 AU - 8.87 AU

Year: 6968 Days

Day: 11.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,609,739 km

• M1: 170,242 km (0.08 R)
• M2: 1,298,510 km (0.09 R)
• M3: 1,798,914 km (0.107 R)
• M4: 2,171,114 km (0.095 R)
• M5: 2,526,708 km (0.078 R)
• M6: 4,667,902 km (0.112 R)
• M7: 5,439,229 km (0.095 R)
• M8: 6,071,878 km (0.093 R)
• M9: 7,448,328 km (0.116 R)
• M10: 11,957,507 km (0.096 R)
• M11: 12,871,251 km (0.105 R)
• M12: 17,825,484 km (0.114 R)
• M13: 22,988,106 km (0.1 R)
• M14: 27,827,897 km (0.073 R)
• M15: 31,092,571 km (0.098 R)
• M16: 31,947,074 km (0.113 R)

Asteroid Belt

Center: 10.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.5

Radius: 7.1

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.64 AU - 17 AU

Year: 17892 Days

Day: 18 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,609,739 km

• M1: 88,562 km (0.118 R)
• M2: 316,699 km (0.085 R)
• M3: 1,235,828 km (0.059 R)
• M4: 1,974,243 km (0.116 R)
• M5: 3,096,676 km (0.102 R)
• M6: 5,234,280 km (0.07 R)
• M7: 5,713,591 km (0.117 R)
• M8: 6,690,765 km (0.08 R)
• M9: 8,200,656 km (0.101 R)
• M10: 8,439,265 km (0.087 R)
• M11: 9,268,186 km (0.094 R)
• M12: 9,702,469 km (0.113 R)
• M13: 10,059,709 km (0.031 R)
• M14: 11,676,263 km (0.094 R)
• M15: 13,624,476 km (0.091 R)
• M16: 18,694,348 km (0.118 R)
• M17: 26,074,161 km (0.06 R)
• M18: 26,851,920 km (0.116 R)
• M19: 28,363,158 km (0.048 R)
• M20: 29,649,550 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.1

Radius: 6.2

Gravity: 24.51 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 11.57 AU - 18.55 AU

Year: 20353 Days

Day: 18.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,609,739 km

• M1: 77,043 km (0.078 R)
• M2: 337,792 km (0.085 R)
• M3: 543,339 km (0.096 R)
• M4: 927,208 km (0.093 R)
• M5: 2,340,608 km (0.119 R)
• M6: 4,374,541 km (0.103 R)
• M7: 5,428,907 km (0.064 R)
• M8: 6,596,817 km (0.114 R)
• M9: 7,313,541 km (0.08 R)
• M10: 11,760,038 km (0.109 R)
• M11: 12,242,940 km (0.117 R)
• M12: 13,174,785 km (0.074 R)
• M13: 14,152,856 km (0.058 R)
• M14: 16,852,051 km (0.102 R)
• M15: 18,459,928 km (0.101 R)
• M16: 20,959,110 km (0.103 R)
• M17: 27,810,394 km (0.079 R)
• M18: 28,914,725 km (0.113 R)
• M19: 35,586,940 km (0.12 R)
• M20: 39,891,170 km (0.119 R)
• M21: 43,542,255 km (0.043 R)
• M22: 45,701,252 km (0.094 R)
• M23: 46,039,642 km (0.108 R)
• M24: 46,379,678 km (0.082 R)
• M25: 51,683,372 km (0.092 R)
• M26: 57,181,093 km (0.066 R)
• M27: 62,015,648 km (0.087 R)
• M28: 74,107,644 km (0.111 R)
• M29: 77,178,738 km (0.073 R)
• M30: 78,624,303 km (0.081 R)
• M31: 83,321,077 km (0.088 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 20,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit