🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.51 AU - 0.53 AU

Year: 135 Days

Day: 19.5 Hours

Environment

Temp: 190 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.55 AU - 0.61 AU

Year: 159 Days

Day: 19.6 Hours

Environment

Temp: 239 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.52 AU - 0.66 AU

Year: 163 Days

Day: 18.9 Hours

Environment

Temp: 206 °C

Axial Tilt: 68.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,401,791 km

• M1: 365,468 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.86 AU - 1.4 AU

Year: 432 Days

Day: 41.6 Hours

Environment

Temp: 12 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.26 AU - 1.42 AU

Year: 558 Days

Day: 18.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 28.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.83 AU - 2.29 AU

Year: 1064 Days

Day: 35.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.11 AU - 4.33 AU

Year: 3120 Days

Day: 47.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.7

Radius: 4.7

Gravity: 30.41 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.1 AU - 17.86 AU

Year: 20866 Days

Day: 17.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 85,401,791 km

• M1: 74,350 km (0.057 R)
• M2: 258,206 km (0.047 R)
• M3: 496,665 km (0.081 R)
• M4: 788,381 km (0.064 R)
• M5: 991,535 km (0.097 R)
• M6: 1,377,348 km (0.038 R)
• M7: 1,554,172 km (0.097 R)
• M8: 2,510,252 km (0.046 R)
• M9: 2,676,904 km (0.112 R)
• M10: 2,876,318 km (0.108 R)
• M11: 4,058,441 km (0.103 R)
• M12: 5,182,070 km (0.09 R)
• M13: 6,279,371 km (0.097 R)
• M14: 10,671,714 km (0.12 R)
• M15: 10,983,924 km (0.092 R)
• M16: 15,218,891 km (0.097 R)
• M17: 15,376,268 km (0.086 R)
• M18: 17,179,819 km (0.065 R)
• M19: 18,044,346 km (0.058 R)
• M20: 18,937,594 km (0.063 R)
• M21: 24,598,228 km (0.107 R)
• M22: 25,252,569 km (0.065 R)
• M23: 28,460,247 km (0.099 R)
• M24: 30,161,474 km (0.054 R)
• M25: 33,898,878 km (0.03 R)
• M26: 34,437,430 km (0.12 R)
• M27: 41,352,143 km (0.066 R)
• M28: 42,587,671 km (0.087 R)
• M29: 48,453,554 km (0.068 R)
• M30: 57,461,290 km (0.116 R)
• M31: 58,226,633 km (0.097 R)
• M32: 59,387,363 km (0.108 R)
• M33: 63,571,466 km (0.068 R)
• M34: 65,839,668 km (0.083 R)
• M35: 66,048,358 km (0.077 R)
• M36: 72,298,407 km (0.118 R)
• M37: 72,743,461 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.9

Radius: 5.9

Gravity: 16.95 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 16.42 AU - 17.94 AU

Year: 25628 Days

Day: 16.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,401,791 km

• M1: 73,303 km (0.072 R)
• M2: 260,899 km (0.076 R)
• M3: 735,722 km (0.114 R)
• M4: 1,045,390 km (0.042 R)
• M5: 1,679,386 km (0.049 R)
• M6: 1,867,430 km (0.11 R)
• M7: 2,111,724 km (0.084 R)
• M8: 2,400,298 km (0.078 R)
• M9: 2,869,437 km (0.105 R)
• M10: 4,537,154 km (0.082 R)
• M11: 5,057,455 km (0.084 R)
• M12: 8,164,154 km (0.115 R)
• M13: 10,050,883 km (0.079 R)
• M14: 10,235,636 km (0.106 R)
• M15: 11,259,633 km (0.115 R)
• M16: 13,286,834 km (0.057 R)
• M17: 24,940,957 km (0.087 R)
• M18: 29,090,802 km (0.052 R)
• M19: 31,263,113 km (0.075 R)
• M20: 34,370,859 km (0.091 R)
• M21: 36,071,338 km (0.114 R)
• M22: 38,877,046 km (0.077 R)
• M23: 41,666,149 km (0.036 R)
• M24: 44,918,406 km (0.093 R)
• M25: 45,420,457 km (0.058 R)
• M26: 47,120,786 km (0.055 R)
• M27: 52,846,495 km (0.088 R)
• M28: 57,433,016 km (0.117 R)
• M29: 65,654,616 km (0.049 R)
• M30: 66,734,563 km (0.051 R)
• M31: 67,388,006 km (0.117 R)
• M32: 76,990,843 km (0.038 R)
• M33: 79,404,455 km (0.034 R)
• M34: 79,893,042 km (0.05 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 14,387 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit