🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.92 AU - 1.32 AU

Year: 444 Days

Day: 36.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,563,619 km

• M1: 27,825 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.84 AU - 2.28 AU

Year: 1108 Days

Day: 42.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.35 AU - 3.51 AU

Year: 1879 Days

Day: 22.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 150.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.57 AU - 4.27 AU

Year: 2370 Days

Day: 42.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.9

Radius: 10.2

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.66 AU - 10.02 AU

Year: 9849 Days

Day: 14 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,563,619 km

• M1: 126,859 km (0.103 R)
• M2: 521,648 km (0.068 R)
• M3: 1,121,086 km (0.095 R)
• M4: 1,577,809 km (0.109 R)
• M5: 1,975,589 km (0.09 R)
• M6: 2,496,040 km (0.108 R)
• M7: 3,150,082 km (0.077 R)
• M8: 3,590,199 km (0.078 R)
• M9: 6,294,779 km (0.106 R)
• M10: 6,995,795 km (0.119 R)
• M11: 9,840,698 km (0.072 R)
• M12: 10,181,781 km (0.078 R)
• M13: 12,566,820 km (0.053 R)
• M14: 15,432,217 km (0.035 R)
• M15: 21,754,373 km (0.12 R)
• M16: 22,167,562 km (0.086 R)
• M17: 22,586,137 km (0.071 R)
• M18: 24,048,456 km (0.105 R)
• M19: 27,256,433 km (0.082 R)
• M20: 29,012,562 km (0.071 R)
• M21: 34,507,741 km (0.119 R)
• M22: 36,328,945 km (0.112 R)
• M23: 38,694,387 km (0.117 R)
• M24: 40,409,975 km (0.115 R)
• M25: 43,729,851 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.9

Radius: 6

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 10.61 AU - 13.53 AU

Year: 15714 Days

Day: 15.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,563,619 km

• M1: 144,811 km (0.071 R)
• M2: 348,413 km (0.048 R)
• M3: 652,097 km (0.103 R)
• M4: 864,526 km (0.091 R)
• M5: 1,100,143 km (0.091 R)
• M6: 1,324,540 km (0.112 R)
• M7: 2,132,817 km (0.099 R)
• M8: 5,324,787 km (0.07 R)
• M9: 6,916,957 km (0.062 R)
• M10: 7,511,758 km (0.087 R)
• M11: 16,098,676 km (0.105 R)
• M12: 19,439,047 km (0.114 R)
• M13: 21,490,931 km (0.062 R)
• M14: 22,205,710 km (0.096 R)
• M15: 29,258,651 km (0.062 R)
• M16: 30,136,341 km (0.088 R)
• M17: 40,301,666 km (0.119 R)
• M18: 48,620,206 km (0.03 R)
• M19: 52,694,204 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.1

Radius: 6.2

Gravity: 16.91 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 12.48 AU - 20.72 AU

Year: 25345 Days

Day: 24.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,563,619 km

• M1: 77,342 km (0.103 R)
• M2: 354,996 km (0.049 R)
• M3: 766,539 km (0.033 R)
• M4: 1,227,002 km (0.113 R)
• M5: 1,896,602 km (0.111 R)
• M6: 2,559,320 km (0.051 R)
• M7: 2,837,722 km (0.072 R)
• M8: 3,366,251 km (0.075 R)
• M9: 3,764,182 km (0.109 R)
• M10: 5,346,927 km (0.074 R)
• M11: 6,106,735 km (0.04 R)
• M12: 8,263,786 km (0.104 R)
• M13: 11,211,014 km (0.09 R)
• M14: 14,317,414 km (0.106 R)
• M15: 15,033,240 km (0.103 R)
• M16: 15,689,376 km (0.091 R)
• M17: 16,536,100 km (0.052 R)
• M18: 16,796,101 km (0.062 R)
• M19: 19,259,080 km (0.041 R)
• M20: 21,538,802 km (0.102 R)
• M21: 30,085,029 km (0.104 R)
• M22: 31,788,052 km (0.107 R)
• M23: 33,416,275 km (0.118 R)
• M24: 40,173,461 km (0.064 R)
• M25: 45,376,026 km (0.086 R)
• M26: 48,314,428 km (0.041 R)
• M27: 55,336,103 km (0.082 R)
• M28: 56,112,516 km (0.087 R)
• M29: 58,686,197 km (0.098 R)
• M30: 58,887,407 km (0.06 R)
• M31: 59,291,171 km (0.109 R)
• M32: 60,104,086 km (0.114 R)
• M33: 64,280,859 km (0.114 R)
• M34: 67,097,039 km (0.084 R)
• M35: 68,201,819 km (0.119 R)
• M36: 72,510,387 km (0.091 R)
• M37: 75,322,977 km (0.086 R)
• M38: 80,418,579 km (0.091 R)
• M39: 85,998,281 km (0.095 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 13,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit