🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.44 AU - 0.64 AU

Year: 142 Days

Day: 29.5 Hours

Environment

Temp: 223 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.08 AU - 1.24 AU

Year: 447 Days

Day: 17.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.2 AU - 1.94 AU

Year: 705 Days

Day: 25.9 Hours

Environment

Temp: -38 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.7 AU - 2.74 AU

Year: 1185 Days

Day: 25 Hours

Environment

Temp: -74 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.41 AU - 4.77 AU

Year: 2963 Days

Day: 17.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.4

Radius: 8.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.03 AU - 5.51 AU

Year: 4333 Days

Day: 14.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,333,727 km

• M1: 110,403 km (0.066 R)
• M2: 596,596 km (0.081 R)
• M3: 1,091,017 km (0.116 R)
• M4: 1,739,973 km (0.09 R)
• M5: 2,319,814 km (0.103 R)
• M6: 2,970,715 km (0.04 R)
• M7: 3,235,952 km (0.079 R)
• M8: 4,064,125 km (0.091 R)
• M9: 4,476,716 km (0.069 R)
• M10: 5,101,138 km (0.103 R)
• M11: 6,589,038 km (0.083 R)
• M12: 7,937,214 km (0.039 R)
• M13: 8,743,098 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 13

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.12 AU - 7.6 AU

Year: 7151 Days

Day: 8.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,333,727 km

• M1: 161,715 km (0.051 R)
• M2: 809,773 km (0.067 R)
• M3: 1,253,630 km (0.103 R)
• M4: 1,959,134 km (0.116 R)
• M5: 2,501,127 km (0.093 R)
• M6: 3,400,210 km (0.092 R)
• M7: 3,981,847 km (0.084 R)
• M8: 4,454,875 km (0.102 R)
• M9: 5,099,043 km (0.044 R)
• M10: 6,383,940 km (0.118 R)
• M11: 7,729,872 km (0.066 R)
• M12: 8,585,272 km (0.055 R)
• M13: 9,921,480 km (0.113 R)
• M14: 10,841,358 km (0.044 R)
• M15: 11,485,676 km (0.105 R)
• M16: 12,106,656 km (0.038 R)
• M17: 13,890,611 km (0.088 R)
• M18: 14,985,518 km (0.099 R)
• M19: 16,855,940 km (0.11 R)
• M20: 19,340,312 km (0.119 R)
• M21: 20,496,105 km (0.119 R)
• M22: 22,647,472 km (0.057 R)
• M23: 27,818,173 km (0.098 R)
• M24: 29,114,438 km (0.113 R)
• M25: 29,911,197 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.7

Radius: 4.4

Gravity: 38.16 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 14.03 AU - 21.67 AU

Year: 27010 Days

Day: 19.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 95,333,727 km

• M1: 147,204 km (0.093 R)
• M2: 629,059 km (0.098 R)
• M3: 851,810 km (0.119 R)
• M4: 1,083,089 km (0.109 R)
• M5: 1,291,179 km (0.059 R)
• M6: 1,653,206 km (0.059 R)
• M7: 1,909,318 km (0.089 R)
• M8: 2,057,868 km (0.085 R)
• M9: 2,354,521 km (0.106 R)
• M10: 3,733,813 km (0.116 R)
• M11: 4,426,451 km (0.083 R)
• M12: 4,764,393 km (0.096 R)
• M13: 5,706,560 km (0.068 R)
• M14: 6,198,438 km (0.102 R)
• M15: 6,525,758 km (0.11 R)
• M16: 10,137,500 km (0.053 R)
• M17: 10,526,155 km (0.068 R)
• M18: 11,893,330 km (0.099 R)
• M19: 13,069,020 km (0.093 R)
• M20: 15,820,424 km (0.068 R)
• M21: 21,153,737 km (0.118 R)
• M22: 22,434,295 km (0.051 R)
• M23: 29,357,535 km (0.106 R)
• M24: 40,411,621 km (0.12 R)
• M25: 40,734,902 km (0.049 R)
• M26: 47,928,615 km (0.04 R)
• M27: 48,109,478 km (0.1 R)
• M28: 48,290,791 km (0.091 R)
• M29: 49,572,994 km (0.07 R)
• M30: 52,396,505 km (0.082 R)
• M31: 58,981,952 km (0.1 R)
• M32: 61,081,259 km (0.1 R)
• M33: 61,720,641 km (0.092 R)
• M34: 65,428,424 km (0.08 R)
• M35: 70,911,635 km (0.084 R)
• M36: 72,566,636 km (0.112 R)
• M37: 76,692,994 km (0.057 R)
• M38: 78,185,981 km (0.08 R)
• M39: 80,973,139 km (0.114 R)
• M40: 88,093,549 km (0.087 R)
• M41: 90,833,134 km (0.033 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 19,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit