🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.44 AU - 0.72 AU

Year: 160 Days

Day: 43.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 105,345,076 km

• M1: 39,045 km (0.094 R)
• M2: 93,199 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.83 AU - 0.95 AU

Year: 304 Days

Day: 47.9 Hours

Environment

Temp: 99 °C

Axial Tilt: 47.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,345,076 km

• M1: 78,988 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.97 AU - 1.55 AU

Year: 512 Days

Day: 19 Hours

Environment

Temp: -9 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 105,345,076 km

• M1: 139,126 km (0.104 R)
• M2: 200,910 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.52 AU - 1.58 AU

Year: 698 Days

Day: 19.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.5 AU - 1.7 AU

Year: 732 Days

Day: 36.9 Hours

Environment

Temp: -30 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,345,076 km

• M1: 103,522 km (0.059 R)
• M2: 256,411 km (0.098 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.15 AU - 3.21 AU

Year: 2051 Days

Day: 17.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,345,076 km

• M1: 158,873 km (0.073 R)
• M2: 1,751,193 km (0.116 R)

Asteroid Belt

Center: 4.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.3

Radius: 12.6

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.78 AU - 6.3 AU

Year: 4716 Days

Day: 6.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,345,076 km

• M1: 156,779 km (0.119 R)
• M2: 686,056 km (0.108 R)
• M3: 2,612,727 km (0.094 R)
• M4: 3,110,439 km (0.114 R)
• M5: 4,097,037 km (0.113 R)
• M6: 4,872,103 km (0.104 R)
• M7: 5,495,478 km (0.116 R)
• M8: 6,714,252 km (0.112 R)
• M9: 7,723,888 km (0.104 R)
• M10: 8,536,653 km (0.069 R)
• M11: 10,583,900 km (0.088 R)
• M12: 11,275,042 km (0.096 R)
• M13: 14,448,611 km (0.086 R)
• M14: 14,869,879 km (0.102 R)
• M15: 17,042,937 km (0.12 R)
• M16: 18,174,945 km (0.083 R)
• M17: 18,728,307 km (0.105 R)
• M18: 21,597,594 km (0.101 R)
• M19: 24,822,924 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.4

Radius: 5.2

Gravity: 28.82 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 15.44 AU - 23.06 AU

Year: 30545 Days

Day: 24.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 105,345,076 km

• M1: 64,776 km (0.111 R)
• M2: 366,066 km (0.093 R)
• M3: 1,345,633 km (0.067 R)
• M4: 1,830,928 km (0.113 R)
• M5: 2,160,044 km (0.103 R)
• M6: 2,964,431 km (0.097 R)
• M7: 3,386,746 km (0.078 R)
• M8: 4,501,699 km (0.079 R)
• M9: 4,735,072 km (0.075 R)
• M10: 6,025,952 km (0.105 R)
• M11: 6,652,169 km (0.106 R)
• M12: 7,006,715 km (0.036 R)
• M13: 7,214,956 km (0.105 R)
• M14: 7,698,755 km (0.083 R)
• M15: 8,089,654 km (0.04 R)
• M16: 11,635,274 km (0.073 R)
• M17: 15,827,455 km (0.091 R)
• M18: 17,868,867 km (0.098 R)
• M19: 20,079,475 km (0.097 R)
• M20: 21,577,249 km (0.083 R)
• M21: 21,907,711 km (0.118 R)
• M22: 23,378,557 km (0.075 R)
• M23: 23,726,970 km (0.086 R)
• M24: 31,305,748 km (0.048 R)
• M25: 35,103,290 km (0.054 R)
• M26: 38,065,029 km (0.114 R)
• M27: 40,351,034 km (0.115 R)
• M28: 44,479,785 km (0.091 R)
• M29: 50,992,678 km (0.08 R)
• M30: 51,775,075 km (0.102 R)
• M31: 55,808,084 km (0.116 R)
• M32: 57,900,809 km (0.116 R)
• M33: 64,037,762 km (0.113 R)
• M34: 65,637,113 km (0.062 R)
• M35: 67,262,793 km (0.06 R)
• M36: 69,871,331 km (0.111 R)
• M37: 70,111,735 km (0.086 R)
• M38: 72,546,590 km (0.073 R)
• M39: 83,930,838 km (0.047 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 20,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit