🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.43 AU - 0.59 AU

Year: 133 Days

Day: 37.5 Hours

Environment

Temp: 211 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.64 AU - 1 AU

Year: 271 Days

Day: 41.9 Hours

Environment

Temp: 119 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,229,785 km

• M1: 146,008 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.3 AU - 1.5 AU

Year: 605 Days

Day: 47.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.76 AU - 1.8 AU

Year: 867 Days

Day: 45.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,229,785 km

• M1: 77,641 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.81 AU - 1.87 AU

Year: 912 Days

Day: 27.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,229,785 km

• M1: 61,186 km (0.116 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.92 AU - 2.3 AU

Year: 1119 Days

Day: 46.2 Hours

Environment

Temp: -72 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,229,785 km

• M1: 698,622 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.7

Radius: 10.7

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.74 AU - 10.52 AU

Year: 10915 Days

Day: 10 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 38,229,785 km

• M1: 165,605 km (0.095 R)
• M2: 257,308 km (0.081 R)
• M3: 778,956 km (0.118 R)
• M4: 884,423 km (0.06 R)
• M5: 1,077,105 km (0.104 R)
• M6: 1,756,429 km (0.072 R)
• M7: 1,960,181 km (0.105 R)
• M8: 2,193,254 km (0.105 R)
• M9: 2,368,433 km (0.09 R)
• M10: 2,686,479 km (0.093 R)
• M11: 3,489,520 km (0.059 R)
• M12: 3,643,307 km (0.071 R)
• M13: 3,851,696 km (0.067 R)
• M14: 4,117,981 km (0.11 R)
• M15: 4,226,140 km (0.068 R)
• M16: 4,335,346 km (0.12 R)
• M17: 4,640,376 km (0.099 R)
• M18: 4,981,160 km (0.098 R)
• M19: 5,507,595 km (0.097 R)
• M20: 6,424,331 km (0.085 R)
• M21: 6,550,143 km (0.048 R)
• M22: 7,486,775 km (0.083 R)
• M23: 7,752,610 km (0.052 R)
• M24: 8,396,330 km (0.083 R)
• M25: 8,568,517 km (0.074 R)
• M26: 9,554,816 km (0.093 R)
• M27: 9,698,729 km (0.112 R)
• M28: 10,318,064 km (0.105 R)
• M29: 10,762,968 km (0.111 R)
• M30: 11,100,760 km (0.104 R)
• M31: 11,365,997 km (0.092 R)
• M32: 13,080,389 km (0.082 R)
• M33: 13,240,309 km (0.11 R)
• M34: 13,440,920 km (0.063 R)
• M35: 13,683,119 km (0.056 R)
• M36: 14,253,984 km (0.109 R)
• M37: 14,377,253 km (0.119 R)
• M38: 14,666,426 km (0.095 R)
• M39: 15,418,753 km (0.081 R)
• M40: 15,503,127 km (0.068 R)
• M41: 15,757,144 km (0.081 R)
• M42: 15,927,386 km (0.111 R)
• M43: 16,055,292 km (0.076 R)
• M44: 16,700,508 km (0.095 R)
• M45: 16,874,041 km (0.098 R)
• M46: 17,048,024 km (0.087 R)
• M47: 17,266,586 km (0.091 R)
• M48: 17,398,083 km (0.114 R)
• M49: 17,529,878 km (0.075 R)
• M50: 17,971,791 km (0.067 R)
• M51: 18,283,253 km (0.055 R)
• M52: 21,448,445 km (0.096 R)
• M53: 21,542,692 km (0.072 R)
• M54: 23,165,829 km (0.106 R)
• M55: 23,894,520 km (0.091 R)
• M56: 26,629,767 km (0.079 R)
• M57: 27,086,789 km (0.105 R)
• M58: 29,410,343 km (0.086 R)
• M59: 30,093,407 km (0.065 R)
• M60: 32,066,154 km (0.104 R)
• M61: 32,335,879 km (0.103 R)
• M62: 33,313,351 km (0.088 R)
• M63: 33,531,914 km (0.059 R)
• M64: 34,797,662 km (0.096 R)
• M65: 35,019,366 km (0.108 R)
• M66: 35,241,518 km (0.105 R)
• M67: 36,023,018 km (0.059 R)
• M68: 36,753,654 km (0.097 R)
• M69: 37,773,612 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 17,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit