🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.63 AU - 1.73 AU

Year: 906 Days

Day: 15 Hours

Environment

Temp: -87 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.16 AU - 3.36 AU

Year: 1909 Days

Day: 42.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.2

Radius: 9.8

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.53 AU - 3.67 AU

Year: 2843 Days

Day: 6.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,800,665 km

• M1: 125,513 km (0.099 R)
• M2: 433,385 km (0.06 R)
• M3: 793,467 km (0.047 R)
• M4: 1,105,229 km (0.029 R)
• M5: 1,717,384 km (0.108 R)
• M6: 2,672,716 km (0.089 R)
• M7: 2,995,697 km (0.064 R)
• M8: 4,165,852 km (0.095 R)
• M9: 4,710,987 km (0.079 R)
• M10: 5,046,535 km (0.07 R)
• M11: 5,691,301 km (0.065 R)
• M12: 8,467,987 km (0.088 R)
• M13: 8,965,849 km (0.092 R)
• M14: 9,483,308 km (0.09 R)
• M15: 10,057,016 km (0.08 R)
• M16: 10,653,762 km (0.082 R)
• M17: 11,673,571 km (0.108 R)
• M18: 12,800,043 km (0.117 R)
• M19: 13,997,574 km (0.117 R)
• M20: 14,884,091 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.4

Radius: 13.7

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.04 AU - 5.52 AU

Year: 4350 Days

Day: 11.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,800,665 km

• M1: 170,392 km (0.051 R)
• M2: 773,870 km (0.112 R)
• M3: 1,224,459 km (0.09 R)
• M4: 1,896,003 km (0.104 R)
• M5: 2,910,576 km (0.094 R)
• M6: 3,943,998 km (0.044 R)
• M7: 5,453,142 km (0.088 R)
• M8: 6,539,970 km (0.112 R)
• M9: 7,251,906 km (0.039 R)
• M10: 8,754,617 km (0.067 R)
• M11: 9,338,797 km (0.111 R)
• M12: 10,032,332 km (0.107 R)
• M13: 10,891,922 km (0.056 R)
• M14: 12,224,839 km (0.071 R)
• M15: 13,306,731 km (0.097 R)
• M16: 14,883,642 km (0.102 R)
• M17: 17,235,919 km (0.042 R)
• M18: 23,398,453 km (0.104 R)
• M19: 24,221,840 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995

Radius: 11.7

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.5 AU - 6.6 AU

Year: 5442 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,800,665 km

• M1: 145,559 km (0.114 R)
• M2: 561,590 km (0.096 R)
• M3: 928,255 km (0.084 R)
• M4: 1,488,349 km (0.117 R)
• M5: 1,956,291 km (0.084 R)
• M6: 2,521,921 km (0.08 R)
• M7: 2,951,416 km (0.119 R)
• M8: 4,257,107 km (0.103 R)
• M9: 4,704,703 km (0.118 R)
• M10: 5,947,563 km (0.106 R)
• M11: 7,213,759 km (0.119 R)
• M12: 8,944,307 km (0.076 R)
• M13: 9,816,313 km (0.114 R)
• M14: 10,180,584 km (0.103 R)
• M15: 10,553,980 km (0.096 R)
• M16: 13,709,747 km (0.114 R)
• M17: 15,047,751 km (0.053 R)
• M18: 16,217,307 km (0.098 R)
• M19: 18,459,928 km (0.051 R)
• M20: 22,592,420 km (0.117 R)
• M21: 23,959,894 km (0.119 R)
• M22: 24,873,488 km (0.069 R)
• M23: 27,214,695 km (0.102 R)
• M24: 32,532,151 km (0.055 R)
• M25: 33,139,968 km (0.119 R)
• M26: 33,652,340 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.5

Radius: 4.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 12.89 AU - 14.69 AU

Year: 21315 Days

Day: 23 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,800,665 km

• M1: 58,493 km (0.061 R)
• M2: 875,746 km (0.067 R)
• M3: 1,364,183 km (0.041 R)
• M4: 1,588,281 km (0.091 R)
• M5: 5,491,887 km (0.055 R)
• M6: 7,020,329 km (0.08 R)
• M7: 8,603,673 km (0.114 R)
• M8: 10,886,536 km (0.068 R)
• M9: 14,053,673 km (0.117 R)
• M10: 22,912,709 km (0.064 R)
• M11: 23,636,164 km (0.077 R)
• M12: 33,232,269 km (0.108 R)
• M13: 35,313,774 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.2

Radius: 7.2

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 16.93 AU - 17.95 AU

Year: 30315 Days

Day: 24.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,800,665 km

• M1: 89,609 km (0.062 R)
• M2: 630,106 km (0.111 R)
• M3: 916,586 km (0.119 R)
• M4: 1,592,469 km (0.083 R)
• M5: 6,154,157 km (0.077 R)
• M6: 11,410,578 km (0.071 R)
• M7: 11,854,135 km (0.05 R)
• M8: 13,047,328 km (0.116 R)
• M9: 13,673,096 km (0.11 R)
• M10: 23,827,500 km (0.063 R)
• M11: 32,245,821 km (0.059 R)
• M12: 34,164,563 km (0.106 R)
• M13: 44,441,189 km (0.114 R)
• M14: 47,949,409 km (0.032 R)
• M15: 49,770,912 km (0.107 R)
• M16: 51,124,175 km (0.11 R)
• M17: 58,074,492 km (0.103 R)
• M18: 63,830,569 km (0.115 R)
• M19: 65,830,693 km (0.111 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 10,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit