🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.75 AU - 0.89 AU

Year: 273 Days

Day: 38.1 Hours

Environment

Temp: 142 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,790,589 km

• M1: 90,058 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.94 AU - 1.22 AU

Year: 412 Days

Day: 26.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,790,589 km

• M1: 287,527 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1 AU - 1.4 AU

Year: 483 Days

Day: 23 Hours

Environment

Temp: -5 °C

Axial Tilt: 41.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.6 AU - 2.02 AU

Year: 894 Days

Day: 30.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.87 AU - 3.07 AU

Year: 1425 Days

Day: 36.7 Hours

Environment

Temp: -80 °C

Axial Tilt: 95.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.05 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472

Radius: 8.1

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.57 AU - 5.67 AU

Year: 4891 Days

Day: 7.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,790,589 km

• M1: 100,679 km (0.072 R)
• M2: 555,606 km (0.079 R)
• M3: 843,582 km (0.076 R)
• M4: 1,373,757 km (0.109 R)
• M5: 2,240,827 km (0.066 R)
• M6: 2,818,873 km (0.042 R)
• M7: 3,295,342 km (0.112 R)
• M8: 3,573,594 km (0.086 R)
• M9: 4,480,157 km (0.049 R)
• M10: 5,103,831 km (0.092 R)
• M11: 6,190,360 km (0.096 R)
• M12: 7,257,292 km (0.114 R)
• M13: 8,663,661 km (0.118 R)
• M14: 9,470,742 km (0.053 R)
• M15: 9,872,263 km (0.104 R)
• M16: 11,013,395 km (0.113 R)
• M17: 11,412,522 km (0.116 R)
• M18: 14,377,552 km (0.104 R)
• M19: 14,694,550 km (0.058 R)
• M20: 15,617,719 km (0.108 R)
• M21: 16,121,714 km (0.111 R)
• M22: 17,221,707 km (0.111 R)
• M23: 17,519,257 km (0.065 R)
• M24: 17,820,248 km (0.048 R)
• M25: 19,058,918 km (0.099 R)
• M26: 19,570,094 km (0.07 R)
• M27: 21,914,742 km (0.083 R)
• M28: 24,892,188 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.8

Radius: 9.2

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.62 AU - 5.72 AU

Year: 4956 Days

Day: 8.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,790,589 km

• M1: 114,742 km (0.116 R)
• M2: 578,345 km (0.075 R)
• M3: 967,001 km (0.115 R)
• M4: 1,505,254 km (0.106 R)
• M5: 1,856,659 km (0.113 R)
• M6: 2,416,006 km (0.095 R)
• M7: 3,532,455 km (0.055 R)
• M8: 4,114,091 km (0.068 R)
• M9: 4,783,392 km (0.112 R)
• M10: 8,874,894 km (0.041 R)
• M11: 9,743,758 km (0.07 R)
• M12: 11,512,753 km (0.115 R)
• M13: 13,690,000 km (0.113 R)
• M14: 26,330,272 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.3

Radius: 11.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.93 AU - 13.73 AU

Year: 14000 Days

Day: 6.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,790,589 km

• M1: 148,102 km (0.108 R)
• M2: 886,667 km (0.108 R)
• M3: 1,548,637 km (0.085 R)
• M4: 1,963,921 km (0.111 R)
• M5: 4,561,837 km (0.071 R)
• M6: 6,404,434 km (0.109 R)
• M7: 7,456,407 km (0.077 R)
• M8: 9,391,306 km (0.116 R)
• M9: 11,070,691 km (0.057 R)
• M10: 16,865,215 km (0.05 R)
• M11: 19,130,277 km (0.054 R)
• M12: 19,882,155 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.3

Radius: 5.8

Gravity: 20.49 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 10.36 AU - 17.08 AU

Year: 18655 Days

Day: 16.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,790,589 km

• M1: 73,004 km (0.111 R)
• M2: 369,956 km (0.111 R)
• M3: 1,600,996 km (0.091 R)
• M4: 1,864,139 km (0.11 R)
• M5: 2,806,007 km (0.087 R)
• M6: 6,140,693 km (0.074 R)
• M7: 9,053,364 km (0.111 R)
• M8: 9,549,131 km (0.063 R)
• M9: 15,857,973 km (0.106 R)
• M10: 16,415,973 km (0.117 R)
• M11: 17,069,715 km (0.098 R)
• M12: 19,045,604 km (0.119 R)
• M13: 21,457,122 km (0.037 R)
• M14: 22,238,322 km (0.092 R)
• M15: 22,536,022 km (0.091 R)
• M16: 24,483,936 km (0.106 R)
• M17: 30,019,805 km (0.113 R)
• M18: 39,437,739 km (0.119 R)
• M19: 49,627,747 km (0.108 R)
• M20: 50,136,230 km (0.113 R)
• M21: 58,187,139 km (0.108 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: 372 - 19,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit