🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.43 AU - 0.59 AU

Year: 127 Days

Day: 38.5 Hours

Environment

Temp: 289 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.51 AU - 0.61 AU

Year: 146 Days

Day: 45.8 Hours

Environment

Temp: 190 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.57 AU - 1.61 AU

Year: 698 Days

Day: 19.8 Hours

Environment

Temp: -17 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,145,212 km

• M1: 980,764 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.8 AU - 2.06 AU

Year: 934 Days

Day: 27.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,145,212 km

• M1: 752,477 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.98 AU - 2.82 AU

Year: 1295 Days

Day: 27.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.18 AU - 4.46 AU

Year: 3127 Days

Day: 31.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,145,212 km

• M1: 29,920 km (0.037 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.49 AU - 5.25 AU

Year: 3181 Days

Day: 15.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.7

Radius: 8.5

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 9.13 AU - 11.51 AU

Year: 11546 Days

Day: 8.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,145,212 km

• M1: 105,915 km (0.092 R)
• M2: 380,876 km (0.058 R)
• M3: 878,289 km (0.057 R)
• M4: 1,165,517 km (0.098 R)
• M5: 2,360,804 km (0.072 R)
• M6: 3,057,032 km (0.067 R)
• M7: 4,390,847 km (0.111 R)
• M8: 5,440,426 km (0.112 R)
• M9: 5,938,138 km (0.107 R)
• M10: 7,375,025 km (0.098 R)
• M11: 7,778,042 km (0.119 R)
• M12: 9,633,504 km (0.119 R)
• M13: 11,875,079 km (0.11 R)
• M14: 12,485,588 km (0.05 R)
• M15: 14,568,140 km (0.109 R)
• M16: 16,325,167 km (0.116 R)
• M17: 18,074,116 km (0.074 R)
• M18: 18,807,444 km (0.05 R)
• M19: 20,648,246 km (0.093 R)
• M20: 22,188,207 km (0.105 R)
• M21: 23,716,498 km (0.088 R)
• M22: 25,223,099 km (0.12 R)
• M23: 34,834,014 km (0.038 R)
• M24: 36,198,795 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.2

Radius: 7.8

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.25 AU - 21.47 AU

Year: 25189 Days

Day: 19.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,145,212 km

• M1: 107,262 km (0.114 R)
• M2: 1,676,394 km (0.083 R)
• M3: 2,250,999 km (0.101 R)
• M4: 2,950,220 km (0.117 R)
• M5: 3,380,463 km (0.098 R)
• M6: 4,120,673 km (0.084 R)
• M7: 5,043,243 km (0.111 R)
• M8: 6,463,226 km (0.081 R)
• M9: 6,747,462 km (0.074 R)
• M10: 7,040,076 km (0.096 R)
• M11: 8,296,548 km (0.12 R)
• M12: 9,881,388 km (0.072 R)
• M13: 10,910,472 km (0.089 R)
• M14: 12,151,835 km (0.057 R)
• M15: 12,732,574 km (0.101 R)
• M16: 14,186,366 km (0.109 R)
• M17: 17,058,196 km (0.114 R)
• M18: 19,304,558 km (0.114 R)
• M19: 20,296,093 km (0.098 R)
• M20: 22,596,459 km (0.032 R)
• M21: 23,252,745 km (0.042 R)
• M22: 23,809,399 km (0.109 R)
• M23: 25,065,273 km (0.093 R)
• M24: 27,214,396 km (0.08 R)
• M25: 35,117,352 km (0.112 R)
• M26: 41,754,411 km (0.118 R)
• M27: 54,073,646 km (0.037 R)
• M28: 55,247,092 km (0.088 R)
• M29: 60,319,208 km (0.072 R)
• M30: 60,947,968 km (0.119 R)
• M31: 63,940,075 km (0.094 R)
• M32: 69,066,046 km (0.1 R)
• M33: 69,984,577 km (0.052 R)
• M34: 72,789,088 km (0.101 R)
• M35: 81,650,667 km (0.098 R)
• M36: 88,479,960 km (0.115 R)
• M37: 93,145,169 km (0.108 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 13,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit