🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.51 AU - 0.57 AU

Year: 177 Days

Day: 15.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 35,691,815 km

• M1: 287,677 km (0.08 R)
• M2: 334,052 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.5 AU - 0.6 AU

Year: 182 Days

Day: 26.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 11.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 35,691,815 km

• M1: 65,673 km (0.062 R)
• M2: 165,455 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.42 AU - 0.7 AU

Year: 187 Days

Day: 27.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.56 AU - 0.9 AU

Year: 278 Days

Day: 40.8 Hours

Environment

Temp: -34 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,691,815 km

• M1: 208,390 km (0.08 R)
• M2: 520,002 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.76 AU - 0.88 AU

Year: 331 Days

Day: 20.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.92 AU - 1.44 AU

Year: 572 Days

Day: 24.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 177.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.4

Radius: 14.7

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.28 AU - 3.42 AU

Year: 2736 Days

Day: 11.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,691,815 km

• M1: 185,651 km (0.071 R)
• M2: 344,823 km (0.088 R)
• M3: 448,943 km (0.105 R)
• M4: 621,130 km (0.067 R)
• M5: 838,496 km (0.111 R)
• M6: 935,735 km (0.105 R)
• M7: 1,316,162 km (0.092 R)
• M8: 1,436,588 km (0.105 R)
• M9: 1,639,742 km (0.116 R)
• M10: 2,069,836 km (0.073 R)
• M11: 2,178,893 km (0.116 R)
• M12: 2,425,879 km (0.109 R)
• M13: 2,570,391 km (0.048 R)
• M14: 2,741,830 km (0.053 R)
• M15: 3,279,335 km (0.057 R)
• M16: 3,511,511 km (0.109 R)
• M17: 4,040,190 km (0.076 R)
• M18: 4,289,569 km (0.036 R)
• M19: 4,522,792 km (0.068 R)
• M20: 4,767,385 km (0.105 R)
• M21: 4,964,854 km (0.109 R)
• M22: 5,135,246 km (0.051 R)

Asteroid Belt

Center: 7.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.2

Radius: 3.8

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 10.24 AU - 14.82 AU

Year: 19792 Days

Day: 21.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 35,691,815 km

• M1: 457,769 km (0.103 R)
• M2: 977,772 km (0.105 R)
• M3: 1,025,793 km (0.069 R)
• M4: 1,140,833 km (0.104 R)
• M5: 1,566,140 km (0.088 R)
• M6: 1,795,623 km (0.116 R)
• M7: 3,283,374 km (0.068 R)
• M8: 3,404,249 km (0.081 R)
• M9: 4,133,838 km (0.08 R)
• M10: 4,691,240 km (0.11 R)
• M11: 6,469,360 km (0.072 R)
• M12: 6,590,534 km (0.079 R)
• M13: 6,620,903 km (0.112 R)
• M14: 7,746,477 km (0.075 R)
• M15: 7,907,444 km (0.09 R)
• M16: 8,036,996 km (0.109 R)
• M17: 8,862,627 km (0.093 R)
• M18: 9,473,584 km (0.055 R)
• M19: 9,611,065 km (0.045 R)
• M20: 10,699,838 km (0.087 R)
• M21: 11,276,837 km (0.1 R)
• M22: 13,451,691 km (0.104 R)
• M23: 17,112,800 km (0.11 R)
• M24: 17,871,261 km (0.085 R)
• M25: 17,913,597 km (0.08 R)
• M26: 18,083,839 km (0.106 R)
• M27: 18,812,979 km (0.099 R)
• M28: 20,610,547 km (0.058 R)
• M29: 22,324,939 km (0.038 R)
• M30: 22,462,120 km (0.11 R)
• M31: 24,743,787 km (0.045 R)
• M32: 26,418,086 km (0.114 R)
• M33: 27,000,471 km (0.081 R)
• M34: 27,342,152 km (0.06 R)
• M35: 28,524,574 km (0.038 R)
• M36: 29,021,987 km (0.094 R)
• M37: 29,071,953 km (0.107 R)
• M38: 29,975,225 km (0.095 R)
• M39: 30,938,784 km (0.072 R)
• M40: 30,989,797 km (0.063 R)
• M41: 31,398,648 km (0.086 R)
• M42: 31,501,123 km (0.084 R)
• M43: 31,860,906 km (0.036 R)
• M44: 32,325,257 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 13,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit