🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.42 AU - 1.52 AU

Year: 679 Days

Day: 22.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.42 AU - 2.1 AU

Year: 889 Days

Day: 25.2 Hours

Environment

Temp: -60 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,156,271 km

• M1: 449,242 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.56 AU - 2.64 AU

Year: 1596 Days

Day: 30.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.47 AU - 3.67 AU

Year: 2569 Days

Day: 43.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.8

Radius: 8.6

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.71 AU - 8.63 AU

Year: 7311 Days

Day: 6.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,156,271 km

• M1: 107,411 km (0.1 R)
• M2: 392,246 km (0.09 R)
• M3: 1,751,193 km (0.1 R)
• M4: 2,389,377 km (0.106 R)
• M5: 2,868,988 km (0.117 R)
• M6: 3,195,261 km (0.096 R)
• M7: 3,898,521 km (0.093 R)
• M8: 4,222,549 km (0.116 R)
• M9: 4,784,290 km (0.095 R)
• M10: 6,526,955 km (0.111 R)
• M11: 7,540,780 km (0.104 R)
• M12: 7,848,802 km (0.103 R)
• M13: 8,408,298 km (0.099 R)
• M14: 8,781,844 km (0.119 R)
• M15: 10,107,431 km (0.031 R)
• M16: 11,612,535 km (0.035 R)
• M17: 18,924,729 km (0.094 R)
• M18: 19,494,847 km (0.073 R)
• M19: 19,784,318 km (0.068 R)
• M20: 24,476,456 km (0.076 R)
• M21: 32,219,193 km (0.086 R)
• M22: 34,804,992 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.9

Radius: 10.1

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6 AU - 9.26 AU

Year: 8026 Days

Day: 10.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,156,271 km

• M1: 125,662 km (0.118 R)
• M2: 483,052 km (0.102 R)
• M3: 1,175,690 km (0.057 R)
• M4: 1,570,628 km (0.095 R)
• M5: 1,908,570 km (0.098 R)
• M6: 2,224,520 km (0.11 R)
• M7: 2,837,273 km (0.089 R)
• M8: 3,391,234 km (0.104 R)
• M9: 3,808,313 km (0.054 R)
• M10: 4,259,201 km (0.103 R)
• M11: 5,142,277 km (0.067 R)
• M12: 5,462,417 km (0.095 R)
• M13: 7,110,985 km (0.07 R)
• M14: 8,307,319 km (0.099 R)
• M15: 8,839,738 km (0.096 R)
• M16: 10,472,749 km (0.093 R)
• M17: 11,200,393 km (0.104 R)
• M18: 11,905,896 km (0.113 R)
• M19: 12,525,830 km (0.117 R)
• M20: 14,014,777 km (0.055 R)
• M21: 18,958,389 km (0.072 R)
• M22: 22,746,805 km (0.07 R)
• M23: 26,251,285 km (0.092 R)
• M24: 28,379,015 km (0.085 R)
• M25: 29,383,116 km (0.082 R)
• M26: 30,933,549 km (0.025 R)
• M27: 31,568,741 km (0.107 R)
• M28: 35,448,861 km (0.115 R)
• M29: 36,378,313 km (0.112 R)
• M30: 37,682,806 km (0.086 R)
• M31: 44,676,357 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519

Radius: 6.2

Gravity: 13.5 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 10.86 AU - 16.7 AU

Year: 19479 Days

Day: 25 Hours

Environment

Temp: -199 °C

Axial Tilt: 89.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,156,271 km

• M1: 77,043 km (0.056 R)
• M2: 852,558 km (0.113 R)
• M3: 1,358,498 km (0.091 R)
• M4: 1,603,839 km (0.062 R)
• M5: 1,842,747 km (0.084 R)
• M6: 2,204,923 km (0.085 R)
• M7: 2,971,014 km (0.097 R)
• M8: 3,525,573 km (0.07 R)
• M9: 4,209,385 km (0.095 R)
• M10: 4,633,196 km (0.108 R)
• M11: 5,340,195 km (0.056 R)
• M12: 5,603,936 km (0.111 R)
• M13: 5,915,997 km (0.102 R)
• M14: 6,878,061 km (0.119 R)
• M15: 7,748,123 km (0.104 R)
• M16: 10,856,766 km (0.065 R)
• M17: 11,219,392 km (0.05 R)
• M18: 12,818,144 km (0.037 R)
• M19: 15,758,939 km (0.076 R)
• M20: 17,019,151 km (0.099 R)
• M21: 18,260,365 km (0.109 R)
• M22: 19,208,067 km (0.118 R)
• M23: 20,461,249 km (0.114 R)
• M24: 21,577,997 km (0.072 R)
• M25: 22,931,409 km (0.118 R)
• M26: 23,628,984 km (0.09 R)
• M27: 26,128,016 km (0.11 R)
• M28: 29,844,476 km (0.112 R)
• M29: 33,898,429 km (0.07 R)
• M30: 34,284,092 km (0.119 R)
• M31: 39,003,905 km (0.114 R)
• M32: 43,379,194 km (0.106 R)
• M33: 45,841,425 km (0.069 R)
• M34: 47,587,083 km (0.088 R)
• M35: 55,368,715 km (0.107 R)
• M36: 58,815,899 km (0.061 R)
• M37: 61,065,252 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 19,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit