🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.37 AU - 1.59 AU

Year: 636 Days

Day: 37.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.14 AU - 1.9 AU

Year: 662 Days

Day: 27.4 Hours

Environment

Temp: -12 °C

Axial Tilt: 141.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.68 AU - 1.9 AU

Year: 846 Days

Day: 15.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,618,305 km

• M1: 692,937 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.89 AU - 3.53 AU

Year: 2031 Days

Day: 16.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.2 AU - 5.82 AU

Year: 3960 Days

Day: 17.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,618,305 km

• M1: 21,243 km (0.095 R)
• M2: 1,953,898 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.9

Radius: 9.4

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.48 AU - 5.48 AU

Year: 4530 Days

Day: 7.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,618,305 km

• M1: 117,135 km (0.12 R)
• M2: 562,638 km (0.075 R)
• M3: 959,820 km (0.031 R)
• M4: 1,402,929 km (0.068 R)
• M5: 2,739,287 km (0.052 R)
• M6: 3,346,504 km (0.096 R)
• M7: 4,730,434 km (0.111 R)
• M8: 5,363,233 km (0.086 R)
• M9: 6,138,001 km (0.086 R)
• M10: 7,048,902 km (0.096 R)
• M11: 7,840,424 km (0.034 R)
• M12: 9,099,290 km (0.117 R)
• M13: 10,077,661 km (0.12 R)
• M14: 10,781,967 km (0.054 R)
• M15: 11,967,530 km (0.062 R)
• M16: 16,604,765 km (0.056 R)
• M17: 18,002,309 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.3

Radius: 10.2

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.16 AU - 7.32 AU

Year: 5504 Days

Day: 9.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,618,305 km

• M1: 127,009 km (0.088 R)
• M2: 460,013 km (0.078 R)
• M3: 825,032 km (0.116 R)
• M4: 1,163,273 km (0.097 R)
• M5: 1,647,671 km (0.102 R)
• M6: 2,182,783 km (0.114 R)
• M7: 2,535,983 km (0.117 R)
• M8: 5,028,732 km (0.113 R)
• M9: 5,558,758 km (0.046 R)
• M10: 6,423,284 km (0.097 R)
• M11: 7,486,476 km (0.083 R)
• M12: 8,257,802 km (0.054 R)
• M13: 9,513,078 km (0.114 R)
• M14: 9,868,373 km (0.034 R)
• M15: 10,464,670 km (0.115 R)
• M16: 11,578,277 km (0.082 R)
• M17: 11,932,375 km (0.106 R)
• M18: 12,450,881 km (0.044 R)
• M19: 12,930,342 km (0.083 R)
• M20: 14,154,203 km (0.102 R)
• M21: 14,559,314 km (0.092 R)
• M22: 15,211,710 km (0.079 R)
• M23: 17,286,034 km (0.119 R)
• M24: 18,152,654 km (0.086 R)
• M25: 19,828,450 km (0.082 R)
• M26: 21,151,344 km (0.066 R)
• M27: 22,220,221 km (0.096 R)
• M28: 26,506,648 km (0.099 R)
• M29: 28,936,118 km (0.081 R)
• M30: 32,601,565 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280

Radius: 10.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.82 AU - 11.92 AU

Year: 12654 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,618,305 km

• M1: 140,323 km (0.116 R)
• M2: 829,071 km (0.089 R)
• M3: 1,442,123 km (0.091 R)
• M4: 2,117,408 km (0.103 R)
• M5: 2,689,770 km (0.086 R)
• M6: 3,034,294 km (0.118 R)
• M7: 3,385,549 km (0.105 R)
• M8: 3,888,198 km (0.112 R)
• M9: 4,954,233 km (0.089 R)
• M10: 5,287,686 km (0.098 R)
• M11: 5,668,563 km (0.077 R)
• M12: 6,344,296 km (0.088 R)
• M13: 7,035,139 km (0.103 R)
• M14: 7,856,282 km (0.099 R)
• M15: 8,227,284 km (0.06 R)
• M16: 9,319,798 km (0.118 R)
• M17: 11,110,484 km (0.093 R)
• M18: 11,631,384 km (0.099 R)
• M19: 12,388,200 km (0.054 R)
• M20: 14,918,498 km (0.086 R)
• M21: 15,942,196 km (0.053 R)
• M22: 17,704,758 km (0.11 R)
• M23: 18,488,202 km (0.107 R)
• M24: 26,797,167 km (0.082 R)
• M25: 27,357,112 km (0.119 R)
• M26: 30,679,232 km (0.071 R)
• M27: 35,254,085 km (0.102 R)
• M28: 35,589,333 km (0.111 R)
• M29: 41,122,510 km (0.105 R)
• M30: 41,618,277 km (0.054 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 12,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit