🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.84 AU

Year: 242 Days

Day: 14.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.05 AU - 1.09 AU

Year: 404 Days

Day: 33 Hours

Environment

Temp: 20 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.11 AU - 1.27 AU

Year: 474 Days

Day: 37.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.48 AU - 2.1 AU

Year: 875 Days

Day: 39.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.68 AU - 2.5 AU

Year: 1104 Days

Day: 25.1 Hours

Environment

Temp: -77 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.15 AU - 2.41 AU

Year: 1257 Days

Day: 35 Hours

Environment

Temp: -89 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.62 AU - 4.1 AU

Year: 2770 Days

Day: 31.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,911,875 km

• M1: 15,409 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 10.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.75 AU - 6.37 AU

Year: 4789 Days

Day: 6.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,911,875 km

• M1: 128,056 km (0.084 R)
• M2: 611,706 km (0.12 R)
• M3: 1,020,557 km (0.098 R)
• M4: 1,412,503 km (0.094 R)
• M5: 1,892,712 km (0.104 R)
• M6: 2,318,917 km (0.119 R)
• M7: 2,711,761 km (0.056 R)
• M8: 3,478,898 km (0.111 R)
• M9: 4,451,733 km (0.08 R)
• M10: 5,112,208 km (0.108 R)
• M11: 5,596,756 km (0.086 R)
• M12: 7,173,966 km (0.047 R)
• M13: 8,048,365 km (0.112 R)
• M14: 9,138,186 km (0.092 R)
• M15: 10,403,485 km (0.093 R)
• M16: 10,932,762 km (0.119 R)
• M17: 11,479,991 km (0.083 R)
• M18: 15,103,102 km (0.109 R)
• M19: 15,571,044 km (0.083 R)
• M20: 19,731,660 km (0.038 R)
• M21: 20,733,666 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.3

Radius: 10.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 8.23 AU - 13.21 AU

Year: 12820 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,911,875 km

• M1: 130,599 km (0.078 R)
• M2: 692,638 km (0.071 R)
• M3: 2,147,328 km (0.079 R)
• M4: 4,656,533 km (0.112 R)
• M5: 5,250,137 km (0.11 R)
• M6: 5,964,318 km (0.101 R)
• M7: 6,513,192 km (0.117 R)
• M8: 13,439,574 km (0.12 R)
• M9: 14,255,480 km (0.057 R)
• M10: 14,708,313 km (0.09 R)
• M11: 16,901,867 km (0.066 R)
• M12: 17,409,303 km (0.087 R)
• M13: 19,462,384 km (0.078 R)
• M14: 29,401,666 km (0.116 R)
• M15: 43,610,622 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.9

Radius: 3.3

Gravity: 40.12 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.82 AU - 15.68 AU

Year: 16629 Days

Day: 24.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,911,875 km

• M1: 44,281 km (0.111 R)
• M2: 356,492 km (0.111 R)
• M3: 490,232 km (0.112 R)
• M4: 871,408 km (0.062 R)
• M5: 1,572,573 km (0.117 R)
• M6: 2,652,071 km (0.109 R)
• M7: 6,933,263 km (0.088 R)
• M8: 8,853,202 km (0.071 R)
• M9: 10,758,331 km (0.092 R)
• M10: 11,926,541 km (0.113 R)
• M11: 12,416,623 km (0.09 R)
• M12: 13,241,356 km (0.116 R)
• M13: 13,371,357 km (0.053 R)
• M14: 15,497,741 km (0.066 R)
• M15: 16,154,924 km (0.115 R)
• M16: 16,377,975 km (0.113 R)
• M17: 21,372,300 km (0.083 R)
• M18: 29,118,777 km (0.077 R)
• M19: 34,833,715 km (0.039 R)
• M20: 35,832,430 km (0.118 R)
• M21: 38,149,103 km (0.118 R)
• M22: 38,280,749 km (0.113 R)
• M23: 43,220,919 km (0.107 R)
• M24: 47,801,456 km (0.095 R)
• M25: 52,858,164 km (0.028 R)
• M26: 53,021,674 km (0.096 R)
• M27: 53,185,633 km (0.052 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 12,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit