🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.68 AU - 0.78 AU

Year: 236 Days

Day: 25 Hours

Environment

Temp: 181 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.77 AU - 0.87 AU

Year: 281 Days

Day: 26.1 Hours

Environment

Temp: 128 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.85 AU - 2.53 AU

Year: 1227 Days

Day: 41.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.9 AU - 2.6 AU

Year: 1278 Days

Day: 34.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,846,720 km

• M1: 186,100 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.75 AU - 3.69 AU

Year: 2188 Days

Day: 46.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,846,720 km

• M1: 47,123 km (0.094 R)

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.5

Radius: 14

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.79 AU - 6.89 AU

Year: 5345 Days

Day: 12.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,846,720 km

• M1: 174,132 km (0.107 R)
• M2: 1,022,053 km (0.042 R)
• M3: 1,845,140 km (0.101 R)
• M4: 2,958,597 km (0.093 R)
• M5: 4,735,969 km (0.116 R)
• M6: 5,274,971 km (0.059 R)
• M7: 15,464,381 km (0.081 R)
• M8: 18,380,193 km (0.078 R)
• M9: 20,283,377 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.7

Radius: 9.4

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.39 AU - 8.39 AU

Year: 9204 Days

Day: 11.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,846,720 km

• M1: 116,986 km (0.039 R)
• M2: 467,045 km (0.084 R)
• M3: 1,485,357 km (0.107 R)
• M4: 1,835,865 km (0.054 R)
• M5: 3,118,966 km (0.106 R)
• M6: 4,238,108 km (0.078 R)
• M7: 5,674,098 km (0.091 R)
• M8: 6,133,064 km (0.074 R)
• M9: 7,576,085 km (0.105 R)
• M10: 9,233,181 km (0.08 R)
• M11: 11,011,002 km (0.119 R)
• M12: 12,707,442 km (0.079 R)
• M13: 14,121,141 km (0.088 R)
• M14: 19,066,398 km (0.092 R)
• M15: 19,696,205 km (0.115 R)
• M16: 21,080,584 km (0.099 R)
• M17: 21,839,344 km (0.114 R)
• M18: 22,879,050 km (0.065 R)
• M19: 24,870,347 km (0.088 R)
• M20: 26,974,590 km (0.109 R)
• M21: 31,534,184 km (0.105 R)
• M22: 32,637,767 km (0.083 R)
• M23: 34,921,828 km (0.088 R)
• M24: 35,864,594 km (0.07 R)
• M25: 37,310,307 km (0.065 R)
• M26: 41,355,284 km (0.111 R)
• M27: 43,890,220 km (0.092 R)
• M28: 45,543,576 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.5

Radius: 10.5

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.81 AU - 9.53 AU

Year: 9669 Days

Day: 14.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,846,720 km

• M1: 131,347 km (0.113 R)
• M2: 479,312 km (0.069 R)
• M3: 1,740,272 km (0.12 R)
• M4: 2,686,628 km (0.112 R)
• M5: 4,679,272 km (0.069 R)
• M6: 5,784,650 km (0.11 R)
• M7: 6,485,068 km (0.034 R)
• M8: 7,240,986 km (0.096 R)
• M9: 12,192,974 km (0.101 R)
• M10: 16,050,954 km (0.033 R)
• M11: 17,499,361 km (0.085 R)
• M12: 18,116,302 km (0.048 R)
• M13: 19,176,801 km (0.06 R)
• M14: 20,654,529 km (0.103 R)
• M15: 28,628,395 km (0.115 R)
• M16: 30,752,834 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.4

Radius: 12.5

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.94 AU - 11.04 AU

Year: 10209 Days

Day: 6.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,846,720 km

• M1: 157,826 km (0.055 R)
• M2: 621,130 km (0.111 R)
• M3: 1,029,233 km (0.061 R)
• M4: 1,637,498 km (0.116 R)
• M5: 3,698,209 km (0.086 R)
• M6: 6,661,294 km (0.113 R)
• M7: 7,916,121 km (0.071 R)
• M8: 10,379,549 km (0.114 R)
• M9: 14,369,025 km (0.108 R)
• M10: 20,846,164 km (0.099 R)
• M11: 27,430,415 km (0.099 R)
• M12: 32,648,389 km (0.065 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 13,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit