🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.38 AU - 0.64 AU

Year: 130 Days

Day: 19.8 Hours

Environment

Temp: 239 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,257,612 km

• M1: 45,927 km (0.084 R)
• M2: 223,350 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.99 AU - 1.53 AU

Year: 504 Days

Day: 43.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,257,612 km

• M1: 90,656 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.32 AU - 1.6 AU

Year: 629 Days

Day: 33 Hours

Environment

Temp: 5 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.9 AU - 2 AU

Year: 971 Days

Day: 32 Hours

Environment

Temp: -57 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.56 AU - 5.62 AU

Year: 3505 Days

Day: 28.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,257,612 km

• M1: 159,172 km (0.039 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.9

Radius: 11.8

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.47 AU - 5.55 AU

Year: 4610 Days

Day: 12 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,257,612 km

• M1: 167,849 km (0.104 R)
• M2: 568,771 km (0.088 R)
• M3: 1,807,890 km (0.078 R)
• M4: 2,342,403 km (0.093 R)
• M5: 3,361,464 km (0.085 R)
• M6: 6,045,848 km (0.066 R)
• M7: 7,317,281 km (0.113 R)
• M8: 9,108,566 km (0.119 R)
• M9: 9,959,628 km (0.058 R)
• M10: 12,008,520 km (0.053 R)
• M11: 12,832,505 km (0.064 R)
• M12: 14,701,282 km (0.118 R)
• M13: 15,251,204 km (0.065 R)
• M14: 15,757,742 km (0.08 R)
• M15: 19,889,187 km (0.097 R)
• M16: 20,835,543 km (0.08 R)
• M17: 24,538,389 km (0.033 R)
• M18: 25,705,851 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.9

Radius: 11.7

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.86 AU - 6.66 AU

Year: 4928 Days

Day: 12.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,257,612 km

• M1: 145,559 km (0.073 R)
• M2: 549,473 km (0.112 R)
• M3: 918,980 km (0.111 R)
• M4: 2,154,509 km (0.1 R)
• M5: 2,642,048 km (0.03 R)
• M6: 4,059,338 km (0.028 R)
• M7: 4,476,866 km (0.077 R)
• M8: 5,228,894 km (0.118 R)
• M9: 6,610,880 km (0.069 R)
• M10: 7,648,640 km (0.097 R)
• M11: 8,521,095 km (0.115 R)
• M12: 11,415,514 km (0.062 R)
• M13: 11,828,704 km (0.11 R)
• M14: 12,817,396 km (0.108 R)
• M15: 13,582,888 km (0.053 R)
• M16: 16,063,221 km (0.055 R)
• M17: 16,635,283 km (0.037 R)
• M18: 18,546,695 km (0.041 R)
• M19: 19,176,502 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.2

Radius: 5.3

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 12.74 AU - 19.22 AU

Year: 22770 Days

Day: 17.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,257,612 km

• M1: 80,932 km (0.068 R)
• M2: 291,566 km (0.068 R)
• M3: 509,830 km (0.108 R)
• M4: 1,025,493 km (0.083 R)
• M5: 1,268,291 km (0.091 R)
• M6: 1,688,661 km (0.099 R)
• M7: 2,434,855 km (0.093 R)
• M8: 2,690,069 km (0.096 R)
• M9: 3,179,404 km (0.083 R)
• M10: 3,753,710 km (0.096 R)
• M11: 4,124,114 km (0.052 R)
• M12: 7,044,713 km (0.038 R)
• M13: 8,823,731 km (0.114 R)
• M14: 9,477,773 km (0.101 R)
• M15: 9,896,049 km (0.04 R)
• M16: 10,163,530 km (0.07 R)
• M17: 10,601,702 km (0.12 R)
• M18: 12,173,826 km (0.075 R)
• M19: 14,709,659 km (0.066 R)
• M20: 15,341,262 km (0.11 R)
• M21: 17,577,002 km (0.106 R)
• M22: 21,058,743 km (0.063 R)
• M23: 21,950,795 km (0.088 R)
• M24: 26,790,884 km (0.1 R)
• M25: 31,254,735 km (0.098 R)
• M26: 31,484,368 km (0.078 R)
• M27: 37,856,788 km (0.1 R)
• M28: 39,574,322 km (0.051 R)
• M29: 41,343,167 km (0.048 R)
• M30: 42,598,143 km (0.116 R)
• M31: 44,600,361 km (0.12 R)
• M32: 49,255,697 km (0.094 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 18,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit