🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.98 AU - 1.28 AU

Year: 448 Days

Day: 37.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,122,698 km

• M1: 480,957 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.48 AU - 1.76 AU

Year: 769 Days

Day: 22.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.43 AU - 1.83 AU

Year: 776 Days

Day: 18.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,122,698 km

• M1: 51,761 km (0.118 R)
• M2: 105,018 km (0.08 R)

Asteroid Belt

Center: 2.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.98 AU - 2.78 AU

Year: 1369 Days

Day: 15.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,122,698 km

• M1: 716,873 km (0.057 R)
• M2: 794,215 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651

Radius: 11.4

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.88 AU - 12.28 AU

Year: 12829 Days

Day: 9.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,122,698 km

• M1: 158,424 km (0.064 R)
• M2: 757,264 km (0.1 R)
• M3: 1,523,505 km (0.061 R)
• M4: 2,460,586 km (0.086 R)
• M5: 4,051,260 km (0.107 R)
• M6: 5,266,743 km (0.064 R)
• M7: 5,685,916 km (0.075 R)
• M8: 6,395,159 km (0.05 R)
• M9: 7,722,242 km (0.089 R)
• M10: 8,126,755 km (0.076 R)
• M11: 8,687,896 km (0.113 R)
• M12: 12,189,384 km (0.087 R)
• M13: 14,758,578 km (0.055 R)
• M14: 15,952,668 km (0.076 R)
• M15: 17,515,218 km (0.084 R)
• M16: 20,257,945 km (0.063 R)
• M17: 22,813,675 km (0.07 R)
• M18: 23,461,434 km (0.086 R)
• M19: 25,975,277 km (0.103 R)
• M20: 27,608,586 km (0.07 R)
• M21: 29,745,143 km (0.115 R)
• M22: 35,073,520 km (0.104 R)
• M23: 35,564,949 km (0.093 R)
• M24: 36,687,382 km (0.116 R)
• M25: 41,688,289 km (0.031 R)
• M26: 42,796,211 km (0.059 R)
• M27: 47,724,414 km (0.068 R)
• M28: 48,784,015 km (0.093 R)
• M29: 53,018,233 km (0.076 R)
• M30: 55,307,530 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962

Radius: 6.9

Gravity: 20.21 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10 AU - 14.78 AU

Year: 16258 Days

Day: 21.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,122,698 km

• M1: 85,869 km (0.072 R)
• M2: 469,588 km (0.077 R)
• M3: 724,502 km (0.101 R)
• M4: 1,023,549 km (0.091 R)
• M5: 1,678,488 km (0.076 R)
• M6: 1,969,606 km (0.093 R)
• M7: 3,840,776 km (0.086 R)
• M8: 4,089,707 km (0.111 R)
• M9: 4,449,489 km (0.12 R)
• M10: 5,736,480 km (0.094 R)
• M11: 6,145,780 km (0.113 R)
• M12: 6,618,359 km (0.085 R)
• M13: 7,161,100 km (0.099 R)
• M14: 7,491,263 km (0.079 R)
• M15: 8,648,103 km (0.115 R)
• M16: 10,329,883 km (0.032 R)
• M17: 13,670,403 km (0.083 R)
• M18: 14,326,390 km (0.086 R)
• M19: 14,851,029 km (0.097 R)
• M20: 17,498,164 km (0.092 R)
• M21: 18,622,093 km (0.037 R)
• M22: 19,337,170 km (0.058 R)
• M23: 19,793,444 km (0.083 R)
• M24: 20,917,522 km (0.1 R)
• M25: 21,886,318 km (0.108 R)
• M26: 22,581,948 km (0.104 R)
• M27: 24,544,523 km (0.084 R)
• M28: 24,864,512 km (0.078 R)
• M29: 29,281,090 km (0.075 R)
• M30: 29,641,023 km (0.102 R)
• M31: 31,110,373 km (0.073 R)
• M32: 34,592,712 km (0.118 R)
• M33: 41,560,383 km (0.06 R)
• M34: 42,934,290 km (0.1 R)
• M35: 47,402,030 km (0.102 R)
• M36: 62,447,238 km (0.078 R)
• M37: 66,702,399 km (0.116 R)
• M38: 69,643,942 km (0.051 R)
• M39: 73,551,738 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.4

Radius: 3.9

Gravity: 27.97 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 15.54 AU - 23.08 AU

Year: 31632 Days

Day: 23.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,122,698 km

• M1: 48,619 km (0.092 R)
• M2: 732,132 km (0.12 R)
• M3: 2,087,339 km (0.117 R)
• M4: 6,905,438 km (0.099 R)
• M5: 9,192,640 km (0.08 R)
• M6: 10,347,086 km (0.107 R)
• M7: 10,926,180 km (0.119 R)
• M8: 12,575,945 km (0.114 R)
• M9: 19,167,826 km (0.072 R)
• M10: 25,025,779 km (0.111 R)
• M11: 31,704,576 km (0.085 R)
• M12: 37,056,440 km (0.108 R)
• M13: 37,802,484 km (0.102 R)
• M14: 38,710,992 km (0.111 R)
• M15: 40,887,192 km (0.083 R)
• M16: 47,202,317 km (0.057 R)
• M17: 67,297,799 km (0.081 R)
• M18: 86,025,807 km (0.108 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 17,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit