🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.49 AU - 0.65 AU

Year: 164 Days

Day: 32.4 Hours

Environment

Temp: 131 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.66 AU - 0.86 AU

Year: 252 Days

Day: 21.8 Hours

Environment

Temp: 88 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.14 AU - 1.22 AU

Year: 488 Days

Day: 45.8 Hours

Environment

Temp: -12 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 66,563,224 km

• M1: 35,903 km (0.112 R)
• M2: 399,726 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.26 AU - 1.68 AU

Year: 679 Days

Day: 45.6 Hours

Environment

Temp: -60 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,563,224 km

• M1: 41,439 km (0.063 R)

Asteroid Belt

Center: 1.76 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.92 AU - 2.18 AU

Year: 1118 Days

Day: 30.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,563,224 km

• M1: 943,514 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.7

Radius: 9.4

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.05 AU - 6.43 AU

Year: 4568 Days

Day: 11 Hours

Environment

Temp: -141 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,563,224 km

• M1: 116,836 km (0.108 R)
• M2: 463,305 km (0.093 R)
• M3: 849,866 km (0.103 R)
• M4: 1,317,957 km (0.116 R)
• M5: 1,840,503 km (0.101 R)
• M6: 2,795,535 km (0.113 R)
• M7: 4,050,811 km (0.085 R)
• M8: 4,698,271 km (0.04 R)
• M9: 6,104,640 km (0.117 R)
• M10: 6,786,059 km (0.105 R)
• M11: 8,573,155 km (0.092 R)
• M12: 9,512,031 km (0.112 R)
• M13: 10,116,107 km (0.05 R)
• M14: 12,232,169 km (0.099 R)
• M15: 12,894,738 km (0.05 R)
• M16: 14,684,078 km (0.094 R)
• M17: 15,491,009 km (0.09 R)
• M18: 17,895,047 km (0.065 R)
• M19: 18,417,143 km (0.081 R)
• M20: 19,560,670 km (0.045 R)
• M21: 21,037,649 km (0.106 R)
• M22: 23,584,553 km (0.086 R)
• M23: 23,897,063 km (0.115 R)
• M24: 24,690,530 km (0.066 R)
• M25: 27,176,548 km (0.114 R)
• M26: 28,128,439 km (0.098 R)
• M27: 29,643,117 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.3

Radius: 9.4

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.31 AU - 7.83 AU

Year: 7159 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,563,224 km

• M1: 120,875 km (0.06 R)
• M2: 468,092 km (0.096 R)
• M3: 806,781 km (0.033 R)
• M4: 1,182,422 km (0.1 R)
• M5: 1,594,414 km (0.109 R)
• M6: 1,991,596 km (0.096 R)
• M7: 3,808,463 km (0.059 R)
• M8: 5,989,899 km (0.101 R)
• M9: 6,426,874 km (0.083 R)
• M10: 6,849,039 km (0.113 R)
• M11: 8,599,035 km (0.048 R)
• M12: 9,243,503 km (0.108 R)
• M13: 9,600,294 km (0.111 R)
• M14: 9,919,835 km (0.09 R)
• M15: 10,677,249 km (0.069 R)
• M16: 10,971,059 km (0.048 R)
• M17: 11,270,255 km (0.112 R)
• M18: 12,576,095 km (0.064 R)
• M19: 13,806,238 km (0.04 R)
• M20: 16,439,160 km (0.112 R)
• M21: 17,566,829 km (0.109 R)
• M22: 20,648,097 km (0.029 R)
• M23: 22,276,320 km (0.101 R)
• M24: 23,408,476 km (0.108 R)
• M25: 24,578,332 km (0.099 R)
• M26: 27,765,215 km (0.032 R)
• M27: 29,842,681 km (0.116 R)
• M28: 32,225,027 km (0.105 R)
• M29: 35,812,833 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.8

Radius: 4

Gravity: 22.74 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 12.86 AU - 17.44 AU

Year: 22455 Days

Day: 22.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,563,224 km

• M1: 49,816 km (0.114 R)
• M2: 185,950 km (0.109 R)
• M3: 648,357 km (0.111 R)
• M4: 1,705,715 km (0.112 R)
• M5: 4,211,479 km (0.046 R)
• M6: 5,412,152 km (0.101 R)
• M7: 5,793,178 km (0.109 R)
• M8: 9,729,546 km (0.057 R)
• M9: 11,856,230 km (0.11 R)
• M10: 12,563,080 km (0.085 R)
• M11: 13,571,818 km (0.099 R)
• M12: 15,978,549 km (0.116 R)
• M13: 17,897,740 km (0.112 R)
• M14: 19,610,037 km (0.118 R)
• M15: 19,875,872 km (0.104 R)
• M16: 30,771,684 km (0.047 R)
• M17: 46,781,797 km (0.12 R)
• M18: 48,215,543 km (0.098 R)
• M19: 49,350,692 km (0.112 R)
• M20: 54,417,871 km (0.098 R)
• M21: 57,256,939 km (0.115 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 18,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit