🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.46 AU - 0.72 AU

Year: 167 Days

Day: 37.9 Hours

Environment

Temp: 135 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,314,216 km

• M1: 71,807 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.6 AU - 0.92 AU

Year: 244 Days

Day: 38.9 Hours

Environment

Temp: 157 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.97 AU - 1.03 AU

Year: 369 Days

Day: 40 Hours

Environment

Temp: 31 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,314,216 km

• M1: 29,920 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.54 AU - 1.96 AU

Year: 854 Days

Day: 24.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,314,216 km

• M1: 40,691 km (0.119 R)

Asteroid Belt

Center: 3.44 AU

Composition

Type: Inner (Rocky/Metallic)

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: 620.2

Radius: 8.3

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.38 AU - 5.88 AU

Year: 4287 Days

Day: 13.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,314,216 km

• M1: 103,372 km (0.06 R)
• M2: 452,833 km (0.066 R)
• M3: 1,004,699 km (0.034 R)
• M4: 1,758,822 km (0.08 R)
• M5: 2,034,980 km (0.12 R)
• M6: 2,340,309 km (0.079 R)
• M7: 3,136,469 km (0.09 R)
• M8: 3,817,139 km (0.035 R)
• M9: 4,592,655 km (0.079 R)
• M10: 5,662,878 km (0.059 R)
• M11: 6,271,592 km (0.104 R)
• M12: 7,052,193 km (0.039 R)
• M13: 7,687,535 km (0.032 R)
• M14: 8,360,576 km (0.098 R)
• M15: 8,655,434 km (0.092 R)
• M16: 9,987,004 km (0.068 R)
• M17: 10,530,643 km (0.038 R)
• M18: 11,450,071 km (0.03 R)
• M19: 15,723,933 km (0.08 R)
• M20: 16,459,506 km (0.089 R)
• M21: 17,217,967 km (0.039 R)
• M22: 17,635,794 km (0.115 R)
• M23: 18,678,940 km (0.109 R)
• M24: 20,619,224 km (0.118 R)
• M25: 20,887,603 km (0.106 R)
• M26: 22,335,560 km (0.07 R)
• M27: 24,895,629 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.2

Radius: 15

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 8.25 AU - 12.47 AU

Year: 12303 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,314,216 km

• M1: 241,002 km (0.076 R)
• M2: 965,505 km (0.115 R)
• M3: 1,453,194 km (0.056 R)
• M4: 2,223,324 km (0.041 R)
• M5: 3,107,597 km (0.119 R)
• M6: 3,700,603 km (0.111 R)
• M7: 5,360,690 km (0.099 R)
• M8: 7,791,805 km (0.116 R)
• M9: 8,844,825 km (0.083 R)
• M10: 10,099,801 km (0.106 R)
• M11: 11,058,574 km (0.106 R)
• M12: 13,420,874 km (0.086 R)
• M13: 14,163,478 km (0.036 R)
• M14: 14,720,580 km (0.095 R)
• M15: 15,657,212 km (0.11 R)
• M16: 17,970,444 km (0.111 R)
• M17: 21,489,136 km (0.098 R)
• M18: 26,582,494 km (0.099 R)
• M19: 28,298,681 km (0.106 R)
• M20: 31,010,143 km (0.119 R)
• M21: 34,387,464 km (0.119 R)
• M22: 35,395,754 km (0.118 R)
• M23: 36,294,239 km (0.041 R)
• M24: 40,317,524 km (0.038 R)
• M25: 45,376,475 km (0.105 R)
• M26: 47,358,647 km (0.103 R)
• M27: 51,006,142 km (0.096 R)
• M28: 52,648,876 km (0.098 R)
• M29: 55,178,726 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.9

Radius: 6.4

Gravity: 12.52 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 15.22 AU - 16.42 AU

Year: 23216 Days

Day: 20.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,314,216 km

• M1: 79,586 km (0.072 R)
• M2: 391,797 km (0.042 R)
• M3: 795,711 km (0.081 R)
• M4: 1,328,878 km (0.064 R)
• M5: 1,530,685 km (0.092 R)
• M6: 2,158,548 km (0.12 R)
• M7: 2,945,732 km (0.118 R)
• M8: 3,432,972 km (0.084 R)
• M9: 3,909,890 km (0.071 R)
• M10: 4,295,852 km (0.106 R)
• M11: 4,958,571 km (0.119 R)
• M12: 5,333,762 km (0.065 R)
• M13: 6,354,618 km (0.083 R)
• M14: 7,843,865 km (0.058 R)
• M15: 12,352,595 km (0.089 R)
• M16: 13,539,505 km (0.074 R)
• M17: 13,829,426 km (0.07 R)
• M18: 14,197,736 km (0.038 R)
• M19: 15,263,770 km (0.102 R)
• M20: 17,554,113 km (0.066 R)
• M21: 21,798,055 km (0.113 R)
• M22: 28,415,667 km (0.089 R)
• M23: 31,475,392 km (0.098 R)
• M24: 32,888,643 km (0.116 R)
• M25: 35,155,051 km (0.105 R)
• M26: 39,258,221 km (0.088 R)
• M27: 46,403,165 km (0.048 R)
• M28: 50,627,360 km (0.067 R)
• M29: 51,501,909 km (0.072 R)
• M30: 52,921,892 km (0.099 R)
• M31: 55,654,597 km (0.108 R)
• M32: 56,773,589 km (0.027 R)
• M33: 60,807,944 km (0.044 R)
• M34: 61,795,888 km (0.064 R)
• M35: 67,527,132 km (0.101 R)
• M36: 69,872,229 km (0.118 R)
• M37: 70,956,065 km (0.071 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 13,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit