🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.4 AU - 0.64 AU

Year: 164 Days

Day: 20.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.61 AU - 0.79 AU

Year: 256 Days

Day: 18.6 Hours

Environment

Temp: -0 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.8 AU - 0.94 AU

Year: 354 Days

Day: 42.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.26 AU - 2.08 AU

Year: 942 Days

Day: 17.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,865,081 km

• M1: 169,494 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.33 AU - 2.35 AU

Year: 1563 Days

Day: 34.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,865,081 km

• M1: 139,276 km (0.113 R)

Asteroid Belt

Center: 2.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.5

Radius: 12.5

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.91 AU - 3.95 AU

Year: 2773 Days

Day: 10.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,865,081 km

• M1: 155,432 km (0.079 R)
• M2: 824,284 km (0.103 R)
• M3: 1,260,362 km (0.087 R)
• M4: 2,090,630 km (0.107 R)
• M5: 2,522,818 km (0.11 R)
• M6: 3,366,251 km (0.092 R)
• M7: 4,089,707 km (0.084 R)
• M8: 4,727,143 km (0.065 R)
• M9: 5,179,976 km (0.057 R)
• M10: 6,716,047 km (0.113 R)
• M11: 8,994,722 km (0.113 R)
• M12: 9,617,946 km (0.096 R)
• M13: 10,075,117 km (0.084 R)
• M14: 10,546,799 km (0.039 R)
• M15: 15,173,114 km (0.088 R)
• M16: 17,085,722 km (0.102 R)
• M17: 18,505,406 km (0.118 R)
• M18: 19,454,305 km (0.086 R)
• M19: 21,968,597 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.9

Radius: 14.5

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.5 AU - 5.3 AU

Year: 4029 Days

Day: 6 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,865,081 km

• M1: 180,265 km (0.088 R)
• M2: 688,150 km (0.117 R)
• M3: 1,154,297 km (0.04 R)
• M4: 2,018,225 km (0.077 R)
• M5: 3,695,067 km (0.071 R)
• M6: 4,755,417 km (0.047 R)
• M7: 6,194,848 km (0.12 R)
• M8: 8,390,645 km (0.104 R)
• M9: 9,098,842 km (0.12 R)
• M10: 10,596,616 km (0.041 R)
• M11: 12,682,309 km (0.075 R)
• M12: 14,980,880 km (0.104 R)
• M13: 15,571,493 km (0.09 R)
• M14: 17,383,572 km (0.083 R)
• M15: 17,926,163 km (0.092 R)
• M16: 19,506,066 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.9

Radius: 8

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.45 AU - 12.87 AU

Year: 15194 Days

Day: 25 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,865,081 km

• M1: 100,829 km (0.087 R)
• M2: 425,606 km (0.091 R)
• M3: 700,567 km (0.111 R)
• M4: 1,026,541 km (0.118 R)
• M5: 2,031,389 km (0.063 R)
• M6: 2,438,296 km (0.092 R)
• M7: 2,874,373 km (0.069 R)
• M8: 4,369,754 km (0.096 R)
• M9: 4,804,336 km (0.074 R)
• M10: 5,230,690 km (0.083 R)
• M11: 6,365,689 km (0.053 R)
• M12: 7,013,447 km (0.09 R)
• M13: 7,944,545 km (0.107 R)
• M14: 8,746,838 km (0.094 R)
• M15: 12,046,967 km (0.087 R)
• M16: 14,366,632 km (0.064 R)
• M17: 17,540,949 km (0.051 R)
• M18: 21,248,134 km (0.097 R)
• M19: 22,299,059 km (0.077 R)
• M20: 23,686,130 km (0.116 R)
• M21: 25,235,066 km (0.108 R)
• M22: 26,631,263 km (0.097 R)
• M23: 29,226,188 km (0.058 R)
• M24: 29,811,864 km (0.067 R)
• M25: 31,127,727 km (0.097 R)
• M26: 33,491,223 km (0.069 R)
• M27: 35,439,736 km (0.03 R)
• M28: 40,711,714 km (0.067 R)
• M29: 53,646,395 km (0.03 R)
• M30: 56,489,054 km (0.11 R)
• M31: 57,397,561 km (0.105 R)
• M32: 62,279,538 km (0.095 R)
• M33: 62,859,978 km (0.114 R)
• M34: 67,227,937 km (0.059 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 17,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit