🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.42 AU - 0.68 AU

Year: 145 Days

Day: 37.6 Hours

Environment

Temp: 226 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,045,737 km

• M1: 80,633 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.49 AU - 0.63 AU

Year: 149 Days

Day: 27.1 Hours

Environment

Temp: 204 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.72 AU - 0.92 AU

Year: 265 Days

Day: 23.5 Hours

Environment

Temp: 144 °C

Axial Tilt: 94.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,045,737 km

• M1: 76,594 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.97 AU - 1.27 AU

Year: 422 Days

Day: 16.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 78,045,737 km

• M1: 35,006 km (0.065 R)
• M2: 711,338 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.12 AU - 1.46 AU

Year: 522 Days

Day: 20.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,045,737 km

• M1: 118,482 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.38 AU - 4.92 AU

Year: 3013 Days

Day: 47.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,045,737 km

• M1: 33,809 km (0.042 R)
• M2: 92,302 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.2

Radius: 7.3

Gravity: 14.6 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 14.75 AU - 17.11 AU

Year: 22663 Days

Day: 21.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,045,737 km

• M1: 117,883 km (0.07 R)
• M2: 450,589 km (0.108 R)
• M3: 730,038 km (0.12 R)
• M4: 959,521 km (0.109 R)
• M5: 1,676,843 km (0.097 R)
• M6: 2,044,554 km (0.094 R)
• M7: 2,395,062 km (0.11 R)
• M8: 3,478,898 km (0.109 R)
• M9: 4,709,790 km (0.028 R)
• M10: 5,607,826 km (0.09 R)
• M11: 6,341,454 km (0.038 R)
• M12: 8,591,406 km (0.094 R)
• M13: 9,271,029 km (0.1 R)
• M14: 9,804,046 km (0.093 R)
• M15: 10,170,561 km (0.085 R)
• M16: 11,525,768 km (0.06 R)
• M17: 12,422,607 km (0.092 R)
• M18: 16,139,217 km (0.074 R)
• M19: 17,795,116 km (0.109 R)
• M20: 23,764,370 km (0.071 R)
• M21: 25,099,830 km (0.106 R)
• M22: 25,901,525 km (0.112 R)
• M23: 28,532,503 km (0.094 R)
• M24: 29,912,543 km (0.051 R)
• M25: 34,458,972 km (0.089 R)
• M26: 35,735,191 km (0.104 R)
• M27: 41,790,315 km (0.12 R)
• M28: 42,109,856 km (0.113 R)
• M29: 51,366,374 km (0.109 R)
• M30: 61,684,288 km (0.102 R)
• M31: 63,352,753 km (0.064 R)
• M32: 66,344,262 km (0.115 R)
• M33: 71,233,569 km (0.051 R)
• M34: 72,147,612 km (0.102 R)
• M35: 72,607,626 km (0.038 R)
• M36: 73,301,161 km (0.066 R)
• M37: 74,466,978 km (0.046 R)
• M38: 78,038,328 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334

Radius: 4.2

Gravity: 18.93 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 17.76 AU - 20.44 AU

Year: 29754 Days

Day: 22.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,045,737 km

• M1: 52,210 km (0.112 R)
• M2: 211,980 km (0.116 R)
• M3: 348,264 km (0.11 R)
• M4: 630,555 km (0.06 R)
• M5: 860,337 km (0.095 R)
• M6: 2,420,942 km (0.107 R)
• M7: 2,560,368 km (0.066 R)
• M8: 2,984,478 km (0.082 R)
• M9: 3,199,599 km (0.112 R)
• M10: 3,630,740 km (0.109 R)
• M11: 4,298,246 km (0.103 R)
• M12: 4,607,914 km (0.084 R)
• M13: 4,786,384 km (0.104 R)
• M14: 4,969,342 km (0.106 R)
• M15: 5,271,829 km (0.025 R)
• M16: 6,427,921 km (0.077 R)
• M17: 6,605,793 km (0.053 R)
• M18: 7,254,599 km (0.092 R)
• M19: 9,918,937 km (0.042 R)
• M20: 12,887,408 km (0.071 R)
• M21: 13,313,612 km (0.116 R)
• M22: 15,586,752 km (0.118 R)
• M23: 17,842,538 km (0.087 R)
• M24: 19,002,370 km (0.117 R)
• M25: 24,360,068 km (0.059 R)
• M26: 25,341,131 km (0.104 R)
• M27: 27,033,981 km (0.097 R)
• M28: 27,265,259 km (0.109 R)
• M29: 30,144,270 km (0.079 R)
• M30: 30,393,051 km (0.044 R)
• M31: 34,424,864 km (0.117 R)
• M32: 44,326,298 km (0.097 R)
• M33: 45,949,884 km (0.074 R)
• M34: 46,942,765 km (0.099 R)
• M35: 50,881,677 km (0.083 R)
• M36: 61,181,789 km (0.032 R)
• M37: 65,662,844 km (0.11 R)
• M38: 71,676,080 km (0.058 R)
• M39: 75,500,101 km (0.099 R)
• M40: 75,729,285 km (0.083 R)
• M41: 76,881,637 km (0.079 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 20,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit