🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.86 AU - 1.1 AU

Year: 358 Days

Day: 25.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 46.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 106,198,850 km

• M1: 82,279 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.18 AU - 1.8 AU

Year: 671 Days

Day: 19.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.87 AU - 2.71 AU

Year: 1279 Days

Day: 43.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.7 AU - 2.78 AU

Year: 1673 Days

Day: 20.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,198,850 km

• M1: 1,576,313 km (0.034 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.41 AU - 3.73 AU

Year: 2489 Days

Day: 18.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.2

Radius: 9.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.26 AU - 8.32 AU

Year: 6528 Days

Day: 7.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 106,198,850 km

• M1: 121,174 km (0.069 R)
• M2: 423,661 km (0.077 R)
• M3: 1,267,842 km (0.094 R)
• M4: 1,592,918 km (0.085 R)
• M5: 2,172,610 km (0.046 R)
• M6: 2,851,934 km (0.061 R)
• M7: 3,520,935 km (0.096 R)
• M8: 4,433,632 km (0.095 R)
• M9: 5,089,768 km (0.11 R)
• M10: 6,193,501 km (0.116 R)
• M11: 8,676,826 km (0.104 R)
• M12: 10,851,231 km (0.089 R)
• M13: 12,765,486 km (0.05 R)
• M14: 13,213,980 km (0.11 R)
• M15: 16,595,640 km (0.082 R)
• M16: 18,867,283 km (0.093 R)
• M17: 20,044,020 km (0.086 R)
• M18: 20,786,923 km (0.081 R)
• M19: 23,494,645 km (0.081 R)
• M20: 25,010,370 km (0.092 R)
• M21: 25,950,593 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166

Radius: 5.8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 16.25 AU - 19.87 AU

Year: 28317 Days

Day: 22.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 106,198,850 km

• M1: 72,256 km (0.082 R)
• M2: 426,354 km (0.081 R)
• M3: 649,404 km (0.1 R)
• M4: 1,993,242 km (0.102 R)
• M5: 2,318,169 km (0.105 R)
• M6: 2,836,376 km (0.099 R)
• M7: 3,867,105 km (0.069 R)
• M8: 7,230,663 km (0.053 R)
• M9: 8,618,633 km (0.057 R)
• M10: 18,857,111 km (0.083 R)
• M11: 24,183,244 km (0.063 R)
• M12: 24,974,766 km (0.115 R)
• M13: 26,401,331 km (0.106 R)
• M14: 29,527,628 km (0.077 R)
• M15: 30,890,315 km (0.07 R)
• M16: 31,704,426 km (0.071 R)
• M17: 36,374,423 km (0.052 R)
• M18: 53,592,091 km (0.039 R)
• M19: 58,040,383 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.5

Radius: 3.9

Gravity: 57.76 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 16.43 AU - 20.37 AU

Year: 29121 Days

Day: 20.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 106,198,850 km

• M1: 48,470 km (0.104 R)
• M2: 292,613 km (0.074 R)
• M3: 499,806 km (0.114 R)
• M4: 731,534 km (0.099 R)
• M5: 923,468 km (0.083 R)
• M6: 1,178,831 km (0.108 R)
• M7: 1,914,254 km (0.057 R)
• M8: 3,366,251 km (0.111 R)
• M9: 3,625,654 km (0.049 R)
• M10: 3,828,658 km (0.032 R)
• M11: 4,183,953 km (0.079 R)
• M12: 4,918,928 km (0.098 R)
• M13: 5,691,152 km (0.076 R)
• M14: 6,012,189 km (0.118 R)
• M15: 6,345,194 km (0.109 R)
• M16: 6,491,650 km (0.045 R)
• M17: 7,100,065 km (0.059 R)
• M18: 7,969,228 km (0.093 R)
• M19: 8,846,470 km (0.119 R)
• M20: 10,179,986 km (0.117 R)
• M21: 11,139,805 km (0.089 R)
• M22: 13,477,123 km (0.057 R)
• M23: 20,652,734 km (0.068 R)
• M24: 23,206,968 km (0.117 R)
• M25: 31,406,128 km (0.085 R)
• M26: 34,167,256 km (0.088 R)
• M27: 36,928,234 km (0.097 R)
• M28: 38,040,943 km (0.054 R)
• M29: 43,588,481 km (0.076 R)
• M30: 47,199,923 km (0.06 R)
• M31: 47,385,574 km (0.082 R)
• M32: 52,783,215 km (0.049 R)
• M33: 53,183,838 km (0.053 R)
• M34: 53,384,748 km (0.093 R)
• M35: 70,190,124 km (0.092 R)
• M36: 72,140,731 km (0.109 R)
• M37: 76,660,830 km (0.103 R)
• M38: 82,437,253 km (0.11 R)
• M39: 87,934,227 km (0.036 R)
• M40: 91,346,853 km (0.11 R)
• M41: 94,257,280 km (0.114 R)
• M42: 98,738,035 km (0.048 R)
• M43: 105,563,289 km (0.045 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 17,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit