🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.53 AU - 0.65 AU

Year: 168 Days

Day: 35.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.79 AU - 1.07 AU

Year: 333 Days

Day: 25.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,505,431 km

• M1: 344,225 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.14 AU - 1.28 AU

Year: 494 Days

Day: 43.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.94 AU - 2.36 AU

Year: 1169 Days

Day: 43.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.6

Radius: 12

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.61 AU - 11.29 AU

Year: 10773 Days

Day: 5.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,505,431 km

• M1: 149,299 km (0.099 R)
• M2: 525,537 km (0.12 R)
• M3: 4,465,347 km (0.118 R)
• M4: 6,450,511 km (0.069 R)
• M5: 7,058,626 km (0.094 R)
• M6: 8,579,139 km (0.081 R)
• M7: 9,315,310 km (0.05 R)
• M8: 12,016,449 km (0.098 R)
• M9: 12,875,590 km (0.06 R)
• M10: 13,384,521 km (0.066 R)
• M11: 13,840,945 km (0.092 R)
• M12: 21,195,625 km (0.113 R)
• M13: 27,539,771 km (0.115 R)
• M14: 29,687,099 km (0.049 R)
• M15: 33,709,786 km (0.067 R)
• M16: 34,191,641 km (0.029 R)
• M17: 37,307,166 km (0.055 R)
• M18: 39,664,379 km (0.11 R)
• M19: 50,559,293 km (0.12 R)
• M20: 55,090,313 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.6

Radius: 6.7

Gravity: 21.93 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 16.06 AU - 16.72 AU

Year: 24608 Days

Day: 24.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 36,505,431 km

• M1: 83,326 km (0.088 R)
• M2: 611,257 km (0.099 R)
• M3: 1,220,569 km (0.084 R)
• M4: 1,462,319 km (0.119 R)
• M5: 1,794,875 km (0.119 R)
• M6: 2,065,797 km (0.086 R)
• M7: 4,199,511 km (0.056 R)
• M8: 5,320,149 km (0.099 R)
• M9: 6,483,422 km (0.028 R)
• M10: 8,418,171 km (0.042 R)
• M11: 10,052,528 km (0.076 R)
• M12: 11,462,039 km (0.111 R)
• M13: 11,744,630 km (0.114 R)
• M14: 13,151,448 km (0.069 R)
• M15: 13,539,654 km (0.086 R)
• M16: 15,596,027 km (0.096 R)
• M17: 17,107,713 km (0.108 R)
• M18: 18,327,684 km (0.095 R)
• M19: 19,008,205 km (0.051 R)
• M20: 28,664,448 km (0.031 R)
• M21: 30,247,044 km (0.1 R)
• M22: 38,250,231 km (0.087 R)
• M23: 38,881,983 km (0.088 R)
• M24: 39,842,551 km (0.114 R)
• M25: 41,478,553 km (0.041 R)
• M26: 48,287,350 km (0.099 R)
• M27: 49,583,466 km (0.119 R)
• M28: 51,474,982 km (0.104 R)
• M29: 58,265,528 km (0.09 R)
• M30: 58,891,895 km (0.115 R)
• M31: 59,311,965 km (0.1 R)
• M32: 67,218,811 km (0.111 R)
• M33: 73,833,281 km (0.074 R)
• M34: 75,305,025 km (0.119 R)
• M35: 79,580,831 km (0.093 R)
• M36: 82,170,221 km (0.075 R)
• M37: 90,832,536 km (0.091 R)
• M38: 92,521,795 km (0.059 R)
• M39: 96,836,198 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.4

Radius: 4.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 15 AU - 24.12 AU

Year: 32082 Days

Day: 20 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,505,431 km

• M1: 75,996 km (0.062 R)
• M2: 228,735 km (0.118 R)
• M3: 1,342,192 km (0.044 R)
• M4: 1,756,578 km (0.116 R)
• M5: 3,203,339 km (0.091 R)
• M6: 4,890,953 km (0.069 R)
• M7: 5,891,613 km (0.103 R)
• M8: 7,353,184 km (0.112 R)
• M9: 7,656,718 km (0.105 R)
• M10: 11,265,916 km (0.049 R)
• M11: 12,719,559 km (0.102 R)
• M12: 13,435,235 km (0.09 R)
• M13: 14,352,270 km (0.07 R)
• M14: 16,891,544 km (0.096 R)
• M15: 20,672,182 km (0.1 R)
• M16: 24,223,934 km (0.101 R)
• M17: 25,235,515 km (0.109 R)
• M18: 27,252,394 km (0.112 R)
• M19: 32,810,553 km (0.101 R)
• M20: 34,467,050 km (0.09 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 19,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit