🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.47 AU - 0.59 AU

Year: 136 Days

Day: 29.8 Hours

Environment

Temp: 276 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,429,576 km

• M1: 105,766 km (0.091 R)
• M2: 274,213 km (0.038 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.44 AU - 0.72 AU

Year: 155 Days

Day: 13.1 Hours

Environment

Temp: 209 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,429,576 km

• M1: 85,720 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.19 AU - 1.71 AU

Year: 614 Days

Day: 26.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 69.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.96 AU - 3.94 AU

Year: 2252 Days

Day: 40 Hours

Environment

Temp: -96 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,429,576 km

• M1: 918,232 km (0.04 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.9

Radius: 11.1

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.59 AU - 7.17 AU

Year: 5664 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,429,576 km

• M1: 138,079 km (0.076 R)
• M2: 486,343 km (0.084 R)
• M3: 1,166,564 km (0.091 R)
• M4: 2,230,355 km (0.118 R)
• M5: 2,623,797 km (0.111 R)
• M6: 3,688,784 km (0.084 R)
• M7: 4,243,493 km (0.111 R)
• M8: 5,021,402 km (0.095 R)
• M9: 5,399,885 km (0.105 R)
• M10: 7,364,105 km (0.079 R)
• M11: 8,087,410 km (0.101 R)
• M12: 9,068,174 km (0.049 R)
• M13: 9,587,428 km (0.098 R)
• M14: 10,876,364 km (0.114 R)
• M15: 12,225,437 km (0.083 R)
• M16: 12,913,587 km (0.12 R)
• M17: 14,251,441 km (0.114 R)
• M18: 15,435,209 km (0.071 R)
• M19: 20,905,704 km (0.095 R)
• M20: 23,063,055 km (0.096 R)
• M21: 29,005,830 km (0.088 R)
• M22: 30,229,391 km (0.097 R)
• M23: 30,805,642 km (0.081 R)
• M24: 31,782,217 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.5

Radius: 10

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.01 AU - 9.37 AU

Year: 9792 Days

Day: 10.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,429,576 km

• M1: 134,189 km (0.118 R)
• M2: 695,780 km (0.079 R)
• M3: 1,684,771 km (0.102 R)
• M4: 5,808,437 km (0.046 R)
• M5: 7,738,099 km (0.051 R)
• M6: 8,116,283 km (0.075 R)
• M7: 10,330,481 km (0.079 R)
• M8: 11,166,434 km (0.081 R)
• M9: 20,111,190 km (0.096 R)
• M10: 25,820,892 km (0.085 R)
• M11: 27,882,500 km (0.095 R)
• M12: 31,462,975 km (0.094 R)
• M13: 32,623,556 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.1

Radius: 6.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 13.04 AU - 21.36 AU

Year: 25071 Days

Day: 18.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,429,576 km

• M1: 88,712 km (0.098 R)
• M2: 501,003 km (0.111 R)
• M3: 2,743,924 km (0.081 R)
• M4: 4,246,036 km (0.117 R)
• M5: 6,016,378 km (0.06 R)
• M6: 13,028,778 km (0.11 R)
• M7: 17,786,439 km (0.081 R)
• M8: 18,003,505 km (0.071 R)
• M9: 37,526,027 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.4

Radius: 6.6

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 17.01 AU - 24.43 AU

Year: 33148 Days

Day: 20.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,429,576 km

• M1: 82,129 km (0.083 R)
• M2: 323,131 km (0.093 R)
• M3: 1,059,303 km (0.068 R)
• M4: 1,271,881 km (0.097 R)
• M5: 2,089,433 km (0.105 R)
• M6: 2,541,219 km (0.06 R)
• M7: 3,269,761 km (0.029 R)
• M8: 3,697,311 km (0.104 R)
• M9: 6,458,589 km (0.097 R)
• M10: 8,990,682 km (0.109 R)
• M11: 9,771,284 km (0.052 R)
• M12: 10,002,413 km (0.092 R)
• M13: 11,339,668 km (0.115 R)
• M14: 14,290,037 km (0.054 R)
• M15: 15,119,707 km (0.115 R)
• M16: 15,585,555 km (0.096 R)
• M17: 16,221,496 km (0.082 R)
• M18: 18,761,069 km (0.111 R)
• M19: 21,456,673 km (0.051 R)
• M20: 22,443,121 km (0.062 R)
• M21: 24,083,612 km (0.093 R)
• M22: 26,244,702 km (0.094 R)
• M23: 26,691,850 km (0.119 R)
• M24: 29,242,943 km (0.098 R)
• M25: 30,454,387 km (0.116 R)
• M26: 34,958,330 km (0.083 R)
• M27: 35,228,354 km (0.052 R)
• M28: 36,184,284 km (0.03 R)
• M29: 40,034,036 km (0.107 R)
• M30: 42,439,570 km (0.079 R)
• M31: 44,148,127 km (0.085 R)
• M32: 48,703,232 km (0.031 R)
• M33: 52,142,188 km (0.079 R)
• M34: 57,598,771 km (0.087 R)
• M35: 61,244,620 km (0.113 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 11,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit