🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.53 AU - 0.53 AU

Year: 249 Days

Day: 21.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.65 AU - 0.69 AU

Year: 354 Days

Day: 42.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.3

Radius: 8.8

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.94 AU - 1.52 AU

Year: 881 Days

Day: 6 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,311,447 km

• M1: 110,702 km (0.095 R)
• M2: 443,857 km (0.045 R)
• M3: 846,724 km (0.081 R)
• M4: 1,146,817 km (0.119 R)
• M5: 1,463,366 km (0.078 R)
• M6: 1,829,283 km (0.098 R)
• M7: 2,120,251 km (0.118 R)
• M8: 2,747,664 km (0.107 R)
• M9: 3,254,053 km (0.109 R)
• M10: 4,470,433 km (0.098 R)
• M11: 5,882,936 km (0.106 R)
• M12: 6,679,994 km (0.098 R)
• M13: 7,669,883 km (0.099 R)
• M14: 8,835,699 km (0.104 R)
• M15: 9,675,990 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.8

Radius: 13.3

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.1 AU - 1.56 AU

Year: 990 Days

Day: 6.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,311,447 km

• M1: 165,455 km (0.104 R)
• M2: 718,967 km (0.104 R)
• M3: 1,987,707 km (0.063 R)
• M4: 2,622,151 km (0.056 R)
• M5: 3,340,670 km (0.113 R)
• M6: 4,145,058 km (0.049 R)
• M7: 4,760,952 km (0.114 R)
• M8: 5,204,809 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.3

Radius: 8.6

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.12 AU - 6.4 AU

Year: 8926 Days

Day: 7.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,311,447 km

• M1: 109,057 km (0.092 R)
• M2: 421,866 km (0.11 R)
• M3: 910,602 km (0.058 R)
• M4: 1,402,181 km (0.113 R)
• M5: 1,746,256 km (0.081 R)
• M6: 2,215,993 km (0.084 R)
• M7: 2,892,924 km (0.116 R)
• M8: 4,365,116 km (0.094 R)
• M9: 5,137,490 km (0.101 R)
• M10: 7,668,985 km (0.097 R)
• M11: 8,346,963 km (0.048 R)
• M12: 10,067,638 km (0.104 R)
• M13: 12,407,049 km (0.044 R)
• M14: 13,460,667 km (0.059 R)
• M15: 16,014,153 km (0.114 R)
• M16: 16,699,760 km (0.099 R)
• M17: 18,129,467 km (0.062 R)
• M18: 18,648,571 km (0.083 R)
• M19: 19,177,549 km (0.095 R)
• M20: 20,265,575 km (0.036 R)
• M21: 22,309,979 km (0.091 R)
• M22: 25,122,569 km (0.072 R)
• M23: 27,091,726 km (0.053 R)
• M24: 31,017,623 km (0.118 R)
• M25: 31,867,488 km (0.089 R)
• M26: 33,060,980 km (0.107 R)
• M27: 38,013,717 km (0.12 R)
• M28: 41,109,196 km (0.111 R)
• M29: 43,307,536 km (0.113 R)
• M30: 43,703,522 km (0.066 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 11,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit