🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.45 AU - 0.69 AU

Year: 155 Days

Day: 14.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.18 AU - 1.48 AU

Year: 552 Days

Day: 44.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 98,027,726 km

• M1: 119,080 km (0.081 R)
• M2: 148,999 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.09 AU - 3.55 AU

Year: 2177 Days

Day: 17.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.5

Radius: 13.1

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.95 AU - 7.61 AU

Year: 6354 Days

Day: 9.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 98,027,726 km

• M1: 167,849 km (0.104 R)
• M2: 815,757 km (0.036 R)
• M3: 1,494,632 km (0.086 R)
• M4: 2,280,021 km (0.059 R)
• M5: 2,751,853 km (0.084 R)
• M6: 3,400,808 km (0.088 R)
• M7: 3,854,240 km (0.068 R)
• M8: 4,599,237 km (0.114 R)
• M9: 7,197,004 km (0.094 R)
• M10: 8,900,475 km (0.066 R)
• M11: 10,609,780 km (0.108 R)
• M12: 14,927,025 km (0.104 R)
• M13: 18,322,149 km (0.069 R)
• M14: 18,802,657 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.7

Radius: 4.4

Gravity: 33.2 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 12.69 AU - 16.73 AU

Year: 20304 Days

Day: 22.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 98,027,726 km

• M1: 54,753 km (0.102 R)
• M2: 308,471 km (0.042 R)
• M3: 493,224 km (0.057 R)
• M4: 693,087 km (0.047 R)
• M5: 957,726 km (0.108 R)
• M6: 1,107,174 km (0.094 R)
• M7: 1,485,806 km (0.097 R)
• M8: 2,360,355 km (0.116 R)
• M9: 3,894,182 km (0.101 R)
• M10: 4,278,948 km (0.08 R)
• M11: 7,278,236 km (0.1 R)
• M12: 7,961,150 km (0.052 R)
• M13: 8,900,625 km (0.06 R)
• M14: 11,633,030 km (0.117 R)
• M15: 13,259,009 km (0.089 R)
• M16: 17,121,028 km (0.057 R)
• M17: 19,764,871 km (0.11 R)
• M18: 20,990,526 km (0.086 R)
• M19: 27,308,044 km (0.069 R)
• M20: 27,769,254 km (0.116 R)
• M21: 37,125,554 km (0.043 R)
• M22: 40,607,744 km (0.102 R)
• M23: 41,511,165 km (0.062 R)
• M24: 44,619,211 km (0.072 R)
• M25: 44,938,153 km (0.115 R)
• M26: 46,884,721 km (0.062 R)
• M27: 62,305,868 km (0.105 R)
• M28: 72,129,212 km (0.105 R)
• M29: 73,231,150 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.5

Radius: 5.7

Gravity: 20.61 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 15.99 AU - 16.65 AU

Year: 23727 Days

Day: 24.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 98,027,726 km

• M1: 73,004 km (0.118 R)
• M2: 302,936 km (0.117 R)
• M3: 669,301 km (0.069 R)
• M4: 1,848,581 km (0.082 R)
• M5: 2,048,892 km (0.101 R)
• M6: 3,221,291 km (0.114 R)
• M7: 4,423,459 km (0.108 R)
• M8: 4,710,388 km (0.086 R)
• M9: 4,933,738 km (0.096 R)
• M10: 5,482,164 km (0.12 R)
• M11: 6,201,879 km (0.053 R)
• M12: 8,462,901 km (0.112 R)
• M13: 10,639,849 km (0.114 R)
• M14: 10,895,512 km (0.073 R)
• M15: 12,873,645 km (0.102 R)
• M16: 13,909,311 km (0.067 R)
• M17: 14,138,196 km (0.106 R)
• M18: 15,565,060 km (0.09 R)
• M19: 20,516,002 km (0.077 R)
• M20: 23,830,941 km (0.102 R)
• M21: 28,577,831 km (0.095 R)
• M22: 33,506,781 km (0.099 R)
• M23: 36,315,033 km (0.102 R)
• M24: 37,924,556 km (0.097 R)
• M25: 46,349,908 km (0.09 R)
• M26: 47,894,357 km (0.054 R)
• M27: 48,766,961 km (0.106 R)
• M28: 58,281,984 km (0.062 R)
• M29: 60,687,667 km (0.108 R)
• M30: 77,000,866 km (0.116 R)
• M31: 79,164,351 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.1

Radius: 6.5

Gravity: 17.85 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 14.54 AU - 21.8 AU

Year: 27874 Days

Day: 22.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,027,726 km

• M1: 82,728 km (0.119 R)
• M2: 690,993 km (0.111 R)
• M3: 1,123,779 km (0.082 R)
• M4: 1,574,817 km (0.119 R)
• M5: 1,903,633 km (0.054 R)
• M6: 2,230,953 km (0.114 R)
• M7: 3,320,474 km (0.066 R)
• M8: 3,998,901 km (0.076 R)
• M9: 8,032,358 km (0.09 R)
• M10: 8,367,607 km (0.089 R)
• M11: 10,380,297 km (0.054 R)
• M12: 16,023,727 km (0.088 R)
• M13: 21,770,679 km (0.092 R)
• M14: 24,923,753 km (0.107 R)
• M15: 44,276,183 km (0.072 R)
• M16: 55,480,465 km (0.093 R)
• M17: 57,103,901 km (0.086 R)
• M18: 70,300,677 km (0.118 R)
• M19: 72,680,779 km (0.065 R)
• M20: 74,378,565 km (0.03 R)
• M21: 76,102,531 km (0.062 R)
• M22: 76,849,473 km (0.118 R)
• M23: 88,647,509 km (0.106 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 11,820 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit