🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.87 AU - 0.87 AU

Year: 307 Days

Day: 28 Hours

Environment

Temp: 19 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.89 AU - 0.95 AU

Year: 334 Days

Day: 27.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 107,066,448 km

• M1: 302,188 km (0.075 R)
• M2: 331,808 km (0.046 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2 AU - 2.24 AU

Year: 1169 Days

Day: 34 Hours

Environment

Temp: -92 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.71 AU - 4.15 AU

Year: 2406 Days

Day: 42.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 8.9

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.69 AU - 5.07 AU

Year: 3472 Days

Day: 5.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 107,066,448 km

• M1: 110,702 km (0.113 R)
• M2: 454,329 km (0.096 R)
• M3: 862,133 km (0.117 R)
• M4: 1,475,633 km (0.077 R)
• M5: 2,074,324 km (0.05 R)
• M6: 2,910,726 km (0.106 R)
• M7: 4,258,603 km (0.037 R)
• M8: 4,623,173 km (0.045 R)
• M9: 5,158,284 km (0.118 R)
• M10: 6,265,308 km (0.06 R)
• M11: 7,720,896 km (0.116 R)
• M12: 8,439,115 km (0.071 R)
• M13: 9,015,815 km (0.115 R)
• M14: 9,812,274 km (0.058 R)
• M15: 10,368,778 km (0.086 R)
• M16: 11,328,598 km (0.118 R)
• M17: 12,165,299 km (0.093 R)
• M18: 12,995,268 km (0.113 R)
• M19: 14,260,118 km (0.084 R)
• M20: 14,614,216 km (0.108 R)
• M21: 15,819,376 km (0.09 R)
• M22: 16,253,659 km (0.11 R)
• M23: 16,920,118 km (0.101 R)
• M24: 18,545,798 km (0.117 R)
• M25: 19,150,771 km (0.078 R)
• M26: 21,241,102 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 9.7

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.74 AU - 5.92 AU

Year: 4020 Days

Day: 7.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 107,066,448 km

• M1: 120,576 km (0.06 R)
• M2: 673,041 km (0.108 R)
• M3: 1,204,412 km (0.112 R)
• M4: 1,685,070 km (0.104 R)
• M5: 2,695,155 km (0.088 R)
• M6: 3,504,031 km (0.116 R)
• M7: 4,564,530 km (0.117 R)
• M8: 7,547,063 km (0.118 R)
• M9: 8,043,578 km (0.1 R)
• M10: 10,465,568 km (0.087 R)
• M11: 11,219,092 km (0.117 R)
• M12: 12,784,335 km (0.063 R)
• M13: 13,286,086 km (0.063 R)
• M14: 13,853,212 km (0.101 R)
• M15: 14,544,055 km (0.11 R)
• M16: 15,538,432 km (0.073 R)
• M17: 16,052,300 km (0.112 R)
• M18: 17,600,788 km (0.062 R)
• M19: 18,857,859 km (0.048 R)
• M20: 20,376,427 km (0.111 R)
• M21: 26,293,771 km (0.081 R)
• M22: 27,517,930 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.8

Radius: 7.6

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 14.08 AU - 20.38 AU

Year: 27088 Days

Day: 22.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 107,066,448 km

• M1: 144,960 km (0.068 R)
• M2: 698,323 km (0.103 R)
• M3: 3,027,263 km (0.069 R)
• M4: 3,610,395 km (0.097 R)
• M5: 5,375,650 km (0.093 R)
• M6: 5,650,760 km (0.114 R)
• M7: 6,060,210 km (0.115 R)
• M8: 8,050,011 km (0.119 R)
• M9: 8,463,200 km (0.095 R)
• M10: 9,388,314 km (0.099 R)
• M11: 11,762,581 km (0.085 R)
• M12: 12,026,771 km (0.11 R)
• M13: 12,635,635 km (0.077 R)
• M14: 13,407,560 km (0.091 R)
• M15: 17,231,880 km (0.043 R)
• M16: 17,487,243 km (0.069 R)
• M17: 19,254,592 km (0.046 R)
• M18: 25,048,667 km (0.071 R)
• M19: 26,264,749 km (0.093 R)
• M20: 27,635,813 km (0.043 R)
• M21: 28,814,345 km (0.06 R)
• M22: 43,592,371 km (0.038 R)
• M23: 54,845,123 km (0.083 R)
• M24: 55,768,889 km (0.095 R)
• M25: 57,457,849 km (0.099 R)
• M26: 59,957,031 km (0.118 R)
• M27: 60,347,931 km (0.056 R)
• M28: 72,214,333 km (0.077 R)
• M29: 73,323,900 km (0.061 R)
• M30: 76,261,703 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.6

Radius: 6.5

Gravity: 17.91 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 18.05 AU - 20.27 AU

Year: 31764 Days

Day: 23.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 107,066,448 km

• M1: 235,168 km (0.099 R)
• M2: 606,470 km (0.059 R)
• M3: 874,100 km (0.092 R)
• M4: 1,144,125 km (0.081 R)
• M5: 2,354,670 km (0.086 R)
• M6: 2,583,555 km (0.042 R)
• M7: 3,086,503 km (0.118 R)
• M8: 3,619,520 km (0.063 R)
• M9: 4,360,479 km (0.106 R)
• M10: 6,774,988 km (0.081 R)
• M11: 7,672,276 km (0.119 R)
• M12: 8,527,677 km (0.074 R)
• M13: 9,572,169 km (0.062 R)
• M14: 10,359,204 km (0.052 R)
• M15: 10,837,618 km (0.12 R)
• M16: 12,744,841 km (0.087 R)
• M17: 16,098,825 km (0.114 R)
• M18: 17,977,775 km (0.084 R)
• M19: 21,280,596 km (0.097 R)
• M20: 23,074,424 km (0.105 R)
• M21: 31,827,845 km (0.073 R)
• M22: 34,921,828 km (0.118 R)
• M23: 39,186,863 km (0.099 R)
• M24: 47,416,691 km (0.104 R)
• M25: 49,688,484 km (0.108 R)
• M26: 54,652,291 km (0.106 R)
• M27: 56,937,398 km (0.088 R)
• M28: 61,253,746 km (0.091 R)
• M29: 67,184,553 km (0.107 R)
• M30: 75,248,477 km (0.107 R)
• M31: 80,436,531 km (0.071 R)
• M32: 84,206,846 km (0.095 R)
• M33: 86,135,462 km (0.092 R)
• M34: 95,625,053 km (0.082 R)
• M35: 101,702,467 km (0.091 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 20,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit