🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.55 AU - 0.83 AU

Year: 215 Days

Day: 33.2 Hours

Environment

Temp: 100 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.64 AU - 0.76 AU

Year: 219 Days

Day: 45.6 Hours

Environment

Temp: 114 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.77 AU - 0.81 AU

Year: 263 Days

Day: 41.4 Hours

Environment

Temp: 127 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.53 AU - 1.87 AU

Year: 831 Days

Day: 39.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.91 AU - 3.77 AU

Year: 2287 Days

Day: 14.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.81 AU - 3.97 AU

Year: 2875 Days

Day: 26.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,659,199 km

• M1: 40,242 km (0.064 R)
• M2: 563,834 km (0.042 R)

Asteroid Belt

Center: 5.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.1

Radius: 13.3

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.16 AU - 8.92 AU

Year: 8543 Days

Day: 6.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,659,199 km

• M1: 165,455 km (0.115 R)
• M2: 847,622 km (0.114 R)
• M3: 1,438,234 km (0.061 R)
• M4: 1,952,252 km (0.119 R)
• M5: 2,824,109 km (0.095 R)
• M6: 3,667,541 km (0.069 R)
• M7: 4,996,120 km (0.106 R)
• M8: 5,921,533 km (0.105 R)
• M9: 9,483,458 km (0.086 R)
• M10: 11,368,391 km (0.11 R)
• M11: 12,455,369 km (0.105 R)
• M12: 12,966,545 km (0.104 R)
• M13: 15,933,968 km (0.114 R)
• M14: 18,003,206 km (0.119 R)
• M15: 21,677,928 km (0.084 R)
• M16: 25,825,679 km (0.098 R)
• M17: 30,885,827 km (0.082 R)
• M18: 37,857,088 km (0.098 R)
• M19: 38,451,589 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.9

Radius: 11.1

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 8.79 AU - 11.09 AU

Year: 11744 Days

Day: 10.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,659,199 km

• M1: 138,228 km (0.101 R)
• M2: 744,100 km (0.085 R)
• M3: 1,152,352 km (0.053 R)
• M4: 1,502,262 km (0.092 R)
• M5: 1,958,984 km (0.07 R)
• M6: 2,763,671 km (0.087 R)
• M7: 4,057,393 km (0.1 R)
• M8: 6,968,867 km (0.067 R)
• M9: 7,525,820 km (0.114 R)
• M10: 10,003,161 km (0.104 R)
• M11: 15,194,656 km (0.047 R)
• M12: 16,428,689 km (0.117 R)
• M13: 17,185,055 km (0.063 R)
• M14: 17,885,473 km (0.063 R)
• M15: 18,767,352 km (0.11 R)
• M16: 22,037,861 km (0.096 R)
• M17: 24,580,576 km (0.116 R)
• M18: 25,171,039 km (0.12 R)
• M19: 29,024,081 km (0.068 R)
• M20: 32,072,138 km (0.104 R)
• M21: 36,206,275 km (0.099 R)
• M22: 39,195,989 km (0.119 R)
• M23: 45,220,145 km (0.101 R)
• M24: 47,763,010 km (0.095 R)
• M25: 48,221,378 km (0.116 R)
• M26: 50,874,795 km (0.078 R)
• M27: 55,286,586 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.9

Radius: 6.2

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 9.7 AU - 15.9 AU

Year: 17161 Days

Day: 16 Hours

Environment

Temp: -194 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,659,199 km

• M1: 77,043 km (0.03 R)
• M2: 280,346 km (0.108 R)
• M3: 982,110 km (0.116 R)
• M4: 1,380,938 km (0.102 R)
• M5: 2,602,554 km (0.082 R)
• M6: 3,191,970 km (0.067 R)
• M7: 7,148,385 km (0.097 R)
• M8: 8,624,168 km (0.115 R)
• M9: 9,357,796 km (0.075 R)
• M10: 12,405,403 km (0.09 R)
• M11: 15,769,261 km (0.099 R)
• M12: 19,530,152 km (0.053 R)
• M13: 23,196,197 km (0.099 R)
• M14: 24,226,926 km (0.073 R)
• M15: 24,995,560 km (0.102 R)
• M16: 25,190,337 km (0.097 R)
• M17: 29,191,780 km (0.028 R)
• M18: 33,953,481 km (0.103 R)
• M19: 34,312,216 km (0.088 R)
• M20: 35,158,940 km (0.079 R)
• M21: 43,697,987 km (0.113 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 13,277 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit