🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.55 AU - 0.59 AU

Year: 159 Days

Day: 12.3 Hours

Environment

Temp: 202 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 34,616,236 km

• M1: 39,943 km (0.069 R)
• M2: 184,155 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.58 AU - 0.9 AU

Year: 235 Days

Day: 30.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 137.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.9 AU - 1.14 AU

Year: 380 Days

Day: 25.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.8 AU - 1.28 AU

Year: 391 Days

Day: 46.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 34,616,236 km

• M1: 20,046 km (0.113 R)
• M2: 526,136 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.05 AU - 1.11 AU

Year: 414 Days

Day: 33.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.94 AU - 2.16 AU

Year: 1083 Days

Day: 32.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.48 AU - 3.24 AU

Year: 1785 Days

Day: 24.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,616,236 km

• M1: 61,036 km (0.097 R)
• M2: 149,747 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.4

Radius: 8.1

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5 AU - 7.62 AU

Year: 5848 Days

Day: 5.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,616,236 km

• M1: 100,679 km (0.054 R)
• M2: 368,011 km (0.073 R)
• M3: 855,401 km (0.098 R)
• M4: 1,192,295 km (0.081 R)
• M5: 2,091,079 km (0.039 R)
• M6: 2,515,488 km (0.099 R)
• M7: 3,042,671 km (0.066 R)
• M8: 4,044,977 km (0.091 R)
• M9: 5,865,134 km (0.088 R)
• M10: 6,446,172 km (0.111 R)
• M11: 7,811,702 km (0.099 R)
• M12: 8,204,246 km (0.118 R)
• M13: 10,657,801 km (0.11 R)
• M14: 11,755,550 km (0.119 R)
• M15: 12,968,789 km (0.098 R)
• M16: 13,476,674 km (0.044 R)
• M17: 13,779,011 km (0.096 R)
• M18: 14,895,909 km (0.058 R)
• M19: 15,265,864 km (0.111 R)
• M20: 15,594,531 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.1

Radius: 10.3

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 9.32 AU - 13.4 AU

Year: 14127 Days

Day: 7.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,616,236 km

• M1: 134,937 km (0.087 R)
• M2: 497,413 km (0.088 R)
• M3: 910,303 km (0.104 R)
• M4: 1,666,819 km (0.097 R)
• M5: 2,234,843 km (0.063 R)
• M6: 2,555,132 km (0.089 R)
• M7: 4,104,218 km (0.096 R)
• M8: 5,537,216 km (0.09 R)
• M9: 7,608,249 km (0.112 R)
• M10: 9,215,827 km (0.069 R)
• M11: 9,848,477 km (0.078 R)
• M12: 10,252,092 km (0.072 R)
• M13: 14,984,172 km (0.096 R)
• M14: 15,383,747 km (0.09 R)
• M15: 18,536,074 km (0.053 R)
• M16: 20,834,495 km (0.051 R)
• M17: 38,857,299 km (0.105 R)
• M18: 42,200,961 km (0.052 R)
• M19: 47,568,682 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.3

Radius: 4.7

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 13.33 AU - 17.39 AU

Year: 22211 Days

Day: 15.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,616,236 km

• M1: 59,091 km (0.041 R)
• M2: 263,442 km (0.112 R)
• M3: 572,960 km (0.047 R)
• M4: 1,000,810 km (0.083 R)
• M5: 2,564,257 km (0.119 R)
• M6: 2,711,312 km (0.113 R)
• M7: 2,902,947 km (0.092 R)
• M8: 4,833,956 km (0.108 R)
• M9: 5,714,489 km (0.12 R)
• M10: 7,863,911 km (0.094 R)
• M11: 8,018,745 km (0.104 R)
• M12: 8,254,811 km (0.117 R)
• M13: 9,117,541 km (0.098 R)
• M14: 10,405,729 km (0.082 R)
• M15: 11,069,046 km (0.073 R)
• M16: 15,109,086 km (0.105 R)
• M17: 18,697,340 km (0.071 R)
• M18: 20,908,995 km (0.097 R)
• M19: 25,588,417 km (0.061 R)
• M20: 25,758,360 km (0.09 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 17,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit