🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.52 AU - 0.66 AU

Year: 170 Days

Day: 27.5 Hours

Environment

Temp: 146 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.69 AU - 0.81 AU

Year: 243 Days

Day: 23.8 Hours

Environment

Temp: 160 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.82 AU - 1.08 AU

Year: 347 Days

Day: 15.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,944,491 km

• M1: 39,045 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.83 AU - 1.31 AU

Year: 415 Days

Day: 14.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 43,944,491 km

• M1: 61,784 km (0.116 R)
• M2: 185,950 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.43 AU - 1.89 AU

Year: 801 Days

Day: 30.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,944,491 km

• M1: 55,950 km (0.094 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.62 AU - 2.66 AU

Year: 1607 Days

Day: 33.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,944,491 km

• M1: 50,863 km (0.059 R)

Asteroid Belt

Center: 4.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296

Radius: 10.1

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.41 AU - 6.41 AU

Year: 4715 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,944,491 km

• M1: 126,261 km (0.12 R)
• M2: 504,893 km (0.112 R)
• M3: 1,029,832 km (0.12 R)
• M4: 1,470,846 km (0.117 R)
• M5: 2,208,962 km (0.119 R)
• M6: 3,717,806 km (0.11 R)
• M7: 4,275,358 km (0.079 R)
• M8: 4,983,404 km (0.107 R)
• M9: 6,344,296 km (0.117 R)
• M10: 7,141,653 km (0.098 R)
• M11: 8,375,386 km (0.12 R)
• M12: 9,079,095 km (0.077 R)
• M13: 11,343,857 km (0.06 R)
• M14: 12,652,090 km (0.097 R)
• M15: 13,483,854 km (0.108 R)
• M16: 14,058,310 km (0.115 R)
• M17: 14,599,107 km (0.087 R)
• M18: 16,574,995 km (0.042 R)
• M19: 17,626,968 km (0.052 R)
• M20: 18,025,646 km (0.093 R)
• M21: 19,018,676 km (0.112 R)
• M22: 19,498,586 km (0.115 R)
• M23: 20,109,544 km (0.065 R)
• M24: 20,859,777 km (0.056 R)
• M25: 21,758,262 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244

Radius: 12.4

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.95 AU - 7.77 AU

Year: 6733 Days

Day: 6.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,944,491 km

• M1: 154,235 km (0.116 R)
• M2: 693,835 km (0.057 R)
• M3: 1,257,221 km (0.068 R)
• M4: 1,765,554 km (0.072 R)
• M5: 2,900,104 km (0.118 R)
• M6: 4,542,390 km (0.072 R)
• M7: 5,429,356 km (0.029 R)
• M8: 5,843,442 km (0.118 R)
• M9: 6,338,312 km (0.081 R)
• M10: 7,412,574 km (0.09 R)
• M11: 8,028,469 km (0.07 R)
• M12: 9,798,960 km (0.11 R)
• M13: 12,046,518 km (0.035 R)
• M14: 13,489,390 km (0.094 R)
• M15: 15,754,451 km (0.032 R)
• M16: 16,202,197 km (0.078 R)
• M17: 17,897,291 km (0.08 R)
• M18: 19,323,557 km (0.106 R)
• M19: 20,031,903 km (0.075 R)
• M20: 20,958,362 km (0.054 R)
• M21: 22,825,494 km (0.119 R)
• M22: 23,471,906 km (0.104 R)
• M23: 24,501,588 km (0.119 R)
• M24: 25,714,827 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.2

Radius: 10.6

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.13 AU - 9.13 AU

Year: 7898 Days

Day: 13.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,944,491 km

• M1: 134,040 km (0.111 R)
• M2: 498,311 km (0.064 R)
• M3: 937,979 km (0.09 R)
• M4: 1,362,687 km (0.09 R)
• M5: 1,962,425 km (0.107 R)
• M6: 2,297,524 km (0.057 R)
• M7: 2,671,220 km (0.052 R)
• M8: 3,042,372 km (0.1 R)
• M9: 4,258,752 km (0.109 R)
• M10: 5,317,905 km (0.08 R)
• M11: 5,943,673 km (0.037 R)
• M12: 9,882,136 km (0.083 R)
• M13: 10,725,868 km (0.093 R)
• M14: 12,275,253 km (0.047 R)
• M15: 14,839,810 km (0.087 R)
• M16: 15,549,352 km (0.116 R)
• M17: 17,316,103 km (0.116 R)
• M18: 17,885,772 km (0.108 R)
• M19: 22,479,922 km (0.099 R)
• M20: 24,465,984 km (0.028 R)
• M21: 26,848,779 km (0.112 R)
• M22: 28,784,126 km (0.042 R)
• M23: 31,647,280 km (0.085 R)
• M24: 32,071,240 km (0.107 R)
• M25: 32,930,530 km (0.102 R)
• M26: 34,359,639 km (0.115 R)
• M27: 35,372,865 km (0.104 R)
• M28: 39,258,969 km (0.069 R)
• M29: 42,002,295 km (0.055 R)
• M30: 42,772,126 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 15,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit