🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.59 AU - 0.67 AU

Year: 178 Days

Day: 30.8 Hours

Environment

Temp: 154 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.04 AU - 1.24 AU

Year: 434 Days

Day: 24.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 71,518,389 km

• M1: 28,124 km (0.098 R)
• M2: 58,942 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.1 AU - 1.18 AU

Year: 434 Days

Day: 33.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.2 AU - 1.36 AU

Year: 516 Days

Day: 38 Hours

Environment

Temp: -2 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.88 AU - 2.74 AU

Year: 1251 Days

Day: 16.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 94.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,518,389 km

• M1: 57,595 km (0.106 R)
• M2: 110,702 km (0.06 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.94 AU - 2.72 AU

Year: 1268 Days

Day: 12.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 141.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,518,389 km

• M1: 37,549 km (0.073 R)
• M2: 622,477 km (0.098 R)

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.3

Radius: 8.4

Gravity: 12.84 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.79 AU - 6.23 AU

Year: 4610 Days

Day: 14.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,518,389 km

• M1: 104,569 km (0.111 R)
• M2: 495,319 km (0.11 R)
• M3: 791,522 km (0.098 R)
• M4: 1,198,877 km (0.083 R)
• M5: 1,516,623 km (0.119 R)
• M6: 2,033,484 km (0.116 R)
• M7: 3,395,722 km (0.051 R)
• M8: 4,329,961 km (0.103 R)
• M9: 4,951,241 km (0.101 R)
• M10: 7,636,223 km (0.116 R)
• M11: 11,165,237 km (0.098 R)
• M12: 11,786,667 km (0.113 R)
• M13: 13,414,591 km (0.108 R)
• M14: 14,449,210 km (0.092 R)
• M15: 16,615,088 km (0.111 R)
• M16: 18,260,814 km (0.108 R)
• M17: 20,151,581 km (0.117 R)
• M18: 23,690,468 km (0.118 R)
• M19: 24,556,042 km (0.066 R)
• M20: 27,109,229 km (0.109 R)
• M21: 27,709,266 km (0.103 R)
• M22: 31,309,488 km (0.048 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.4

Radius: 10.5

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.26 AU - 11.92 AU

Year: 11424 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,518,389 km

• M1: 130,898 km (0.083 R)
• M2: 841,488 km (0.076 R)
• M3: 1,503,010 km (0.114 R)
• M4: 1,941,780 km (0.118 R)
• M5: 2,653,417 km (0.077 R)
• M6: 3,080,968 km (0.089 R)
• M7: 5,492,486 km (0.067 R)
• M8: 6,580,062 km (0.116 R)
• M9: 7,564,865 km (0.072 R)
• M10: 12,447,291 km (0.094 R)
• M11: 13,592,313 km (0.034 R)
• M12: 13,949,104 km (0.095 R)
• M13: 21,254,117 km (0.044 R)
• M14: 26,677,190 km (0.069 R)
• M15: 31,795,831 km (0.088 R)
• M16: 33,493,766 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.5

Radius: 4.7

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 17.38 AU - 23.32 AU

Year: 32722 Days

Day: 17 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,518,389 km

• M1: 58,493 km (0.042 R)
• M2: 290,070 km (0.077 R)
• M3: 503,546 km (0.033 R)
• M4: 683,213 km (0.07 R)
• M5: 1,021,753 km (0.112 R)
• M6: 1,215,632 km (0.116 R)
• M7: 1,434,045 km (0.118 R)
• M8: 2,817,825 km (0.085 R)
• M9: 3,255,549 km (0.057 R)
• M10: 4,429,144 km (0.097 R)
• M11: 4,947,650 km (0.118 R)
• M12: 7,668,686 km (0.048 R)
• M13: 9,426,611 km (0.075 R)
• M14: 10,757,583 km (0.09 R)
• M15: 13,362,082 km (0.082 R)
• M16: 15,035,334 km (0.106 R)
• M17: 15,648,685 km (0.086 R)
• M18: 16,519,046 km (0.025 R)
• M19: 27,743,524 km (0.116 R)
• M20: 36,235,895 km (0.086 R)
• M21: 37,059,133 km (0.104 R)
• M22: 46,629,955 km (0.09 R)
• M23: 50,435,426 km (0.106 R)
• M24: 50,605,519 km (0.099 R)
• M25: 56,615,613 km (0.095 R)
• M26: 57,537,735 km (0.118 R)
• M27: 59,222,655 km (0.072 R)
• M28: 68,767,598 km (0.116 R)
• M29: 70,028,259 km (0.11 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 18,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit