🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.88 AU - 0.94 AU

Year: 331 Days

Day: 20.1 Hours

Environment

Temp: 38 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 64,427,695 km

• M1: 265,686 km (0.117 R)
• M2: 442,211 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.9 AU - 1.2 AU

Year: 410 Days

Day: 22 Hours

Environment

Temp: 8 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.61 AU - 2.33 AU

Year: 1053 Days

Day: 31.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3 AU - 4.1 AU

Year: 2547 Days

Day: 37 Hours

Environment

Temp: -125 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,427,695 km

• M1: 340,036 km (0.108 R)

Asteroid Belt

Center: 4.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.1

Radius: 9.5

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.21 AU - 6.05 AU

Year: 4425 Days

Day: 6.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,427,695 km

• M1: 125,064 km (0.078 R)
• M2: 628,161 km (0.082 R)
• M3: 1,069,625 km (0.087 R)
• M4: 1,499,419 km (0.118 R)
• M5: 1,839,306 km (0.087 R)
• M6: 2,171,563 km (0.092 R)
• M7: 2,851,186 km (0.086 R)
• M8: 3,561,776 km (0.089 R)
• M9: 4,506,636 km (0.029 R)
• M10: 5,810,381 km (0.092 R)
• M11: 6,255,585 km (0.12 R)
• M12: 6,659,798 km (0.112 R)
• M13: 7,800,033 km (0.099 R)
• M14: 10,592,726 km (0.115 R)
• M15: 13,525,143 km (0.085 R)
• M16: 15,399,605 km (0.081 R)
• M17: 19,854,929 km (0.104 R)
• M18: 21,003,691 km (0.109 R)
• M19: 26,443,967 km (0.098 R)
• M20: 26,928,963 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.6

Radius: 13.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 9.46 AU - 13.5 AU

Year: 14812 Days

Day: 6.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,427,695 km

• M1: 166,652 km (0.079 R)
• M2: 737,966 km (0.03 R)
• M3: 1,275,771 km (0.107 R)
• M4: 1,729,651 km (0.118 R)
• M5: 2,388,330 km (0.073 R)
• M6: 4,850,113 km (0.114 R)
• M7: 6,056,769 km (0.1 R)
• M8: 6,912,170 km (0.046 R)
• M9: 7,980,298 km (0.077 R)
• M10: 8,815,354 km (0.056 R)
• M11: 9,454,137 km (0.043 R)
• M12: 10,443,128 km (0.08 R)
• M13: 11,673,122 km (0.106 R)
• M14: 12,203,446 km (0.097 R)
• M15: 13,439,424 km (0.112 R)
• M16: 14,153,903 km (0.097 R)
• M17: 16,744,639 km (0.109 R)
• M18: 17,419,774 km (0.115 R)
• M19: 20,219,349 km (0.116 R)
• M20: 21,331,759 km (0.106 R)
• M21: 23,865,648 km (0.09 R)
• M22: 25,010,819 km (0.116 R)
• M23: 26,796,719 km (0.104 R)
• M24: 31,631,423 km (0.12 R)
• M25: 34,194,184 km (0.104 R)
• M26: 37,018,292 km (0.09 R)
• M27: 38,164,661 km (0.051 R)
• M28: 42,019,499 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.7

Radius: 8

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.79 AU - 15.63 AU

Year: 17255 Days

Day: 18.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,427,695 km

• M1: 103,073 km (0.052 R)
• M2: 480,957 km (0.083 R)
• M3: 913,145 km (0.081 R)
• M4: 1,784,703 km (0.056 R)
• M5: 4,730,584 km (0.098 R)
• M6: 5,431,151 km (0.087 R)
• M7: 6,079,358 km (0.062 R)
• M8: 10,455,694 km (0.064 R)
• M9: 13,378,388 km (0.041 R)
• M10: 13,855,904 km (0.104 R)
• M11: 14,415,400 km (0.11 R)
• M12: 16,261,289 km (0.058 R)
• M13: 16,726,688 km (0.105 R)
• M14: 20,685,346 km (0.117 R)
• M15: 21,694,683 km (0.108 R)
• M16: 24,919,116 km (0.106 R)
• M17: 25,746,392 km (0.12 R)
• M18: 26,805,994 km (0.068 R)
• M19: 29,696,823 km (0.11 R)
• M20: 30,043,292 km (0.112 R)
• M21: 31,336,416 km (0.1 R)
• M22: 33,532,064 km (0.111 R)
• M23: 35,828,092 km (0.069 R)
• M24: 39,744,713 km (0.078 R)
• M25: 40,589,193 km (0.111 R)
• M26: 41,733,617 km (0.116 R)
• M27: 44,840,167 km (0.09 R)
• M28: 45,448,880 km (0.117 R)
• M29: 54,559,091 km (0.113 R)
• M30: 56,657,950 km (0.043 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 13,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit