🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.46 AU - 0.56 AU

Year: 140 Days

Day: 46.3 Hours

Environment

Temp: 199 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.12 AU - 1.62 AU

Year: 617 Days

Day: 42.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,101,536 km

• M1: 223,200 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.57 AU - 1.71 AU

Year: 809 Days

Day: 47.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,101,536 km

• M1: 54,753 km (0.072 R)
• M2: 322,683 km (0.047 R)

Asteroid Belt

Center: 3.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.4

Radius: 11.5

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.95 AU - 6.57 AU

Year: 5322 Days

Day: 9.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,101,536 km

• M1: 143,165 km (0.108 R)
• M2: 655,388 km (0.118 R)
• M3: 1,071,420 km (0.092 R)
• M4: 1,605,784 km (0.069 R)
• M5: 2,116,361 km (0.093 R)
• M6: 2,746,467 km (0.072 R)
• M7: 3,453,018 km (0.086 R)
• M8: 6,474,147 km (0.042 R)
• M9: 9,219,717 km (0.112 R)
• M10: 9,667,014 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.4

Radius: 8

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.14 AU - 6.46 AU

Year: 5378 Days

Day: 12.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,101,536 km

• M1: 99,632 km (0.1 R)
• M2: 470,186 km (0.118 R)
• M3: 730,337 km (0.118 R)
• M4: 1,291,179 km (0.099 R)
• M5: 1,894,358 km (0.12 R)
• M6: 2,143,438 km (0.058 R)
• M7: 2,515,638 km (0.079 R)
• M8: 2,968,770 km (0.118 R)
• M9: 4,085,518 km (0.091 R)
• M10: 4,479,708 km (0.08 R)
• M11: 4,765,291 km (0.103 R)
• M12: 5,230,690 km (0.096 R)
• M13: 7,153,621 km (0.098 R)
• M14: 8,101,024 km (0.064 R)
• M15: 10,066,291 km (0.12 R)
• M16: 11,301,222 km (0.084 R)
• M17: 12,178,763 km (0.049 R)
• M18: 12,892,045 km (0.108 R)
• M19: 13,687,008 km (0.04 R)
• M20: 14,626,932 km (0.093 R)
• M21: 15,787,063 km (0.078 R)
• M22: 17,512,675 km (0.088 R)
• M23: 24,782,084 km (0.096 R)
• M24: 28,583,964 km (0.113 R)
• M25: 29,029,018 km (0.083 R)
• M26: 29,659,872 km (0.096 R)
• M27: 31,607,188 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.5

Radius: 12.9

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.25 AU - 7.07 AU

Year: 6617 Days

Day: 9.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,101,536 km

• M1: 167,250 km (0.09 R)
• M2: 662,868 km (0.099 R)
• M3: 1,321,847 km (0.094 R)
• M4: 2,070,435 km (0.101 R)
• M5: 2,734,350 km (0.099 R)
• M6: 3,491,913 km (0.111 R)
• M7: 4,844,428 km (0.095 R)
• M8: 6,020,566 km (0.101 R)
• M9: 7,048,453 km (0.056 R)
• M10: 9,718,476 km (0.026 R)
• M11: 11,379,461 km (0.066 R)
• M12: 11,784,273 km (0.039 R)
• M13: 13,783,649 km (0.11 R)
• M14: 14,774,435 km (0.114 R)
• M15: 15,812,196 km (0.115 R)
• M16: 16,444,845 km (0.109 R)
• M17: 21,053,357 km (0.116 R)
• M18: 21,664,764 km (0.084 R)
• M19: 24,396,720 km (0.099 R)
• M20: 36,745,127 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.8

Radius: 10.7

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.78 AU - 8.86 AU

Year: 8419 Days

Day: 11.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,101,536 km

• M1: 133,142 km (0.114 R)
• M2: 537,954 km (0.1 R)
• M3: 1,109,717 km (0.101 R)
• M4: 1,649,167 km (0.049 R)
• M5: 2,033,933 km (0.087 R)
• M6: 3,058,528 km (0.095 R)
• M7: 3,605,757 km (0.047 R)
• M8: 5,784,501 km (0.066 R)
• M9: 6,208,910 km (0.045 R)
• M10: 6,931,318 km (0.106 R)
• M11: 8,188,539 km (0.095 R)
• M12: 12,586,566 km (0.067 R)
• M13: 14,042,752 km (0.047 R)
• M14: 14,552,282 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.1

Radius: 11.4

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 11.05 AU - 11.45 AU

Year: 14528 Days

Day: 5.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,101,536 km

• M1: 160,219 km (0.074 R)
• M2: 743,501 km (0.109 R)
• M3: 1,670,559 km (0.118 R)
• M4: 2,429,769 km (0.079 R)
• M5: 3,277,390 km (0.091 R)
• M6: 3,728,577 km (0.098 R)
• M7: 4,922,518 km (0.057 R)
• M8: 6,890,328 km (0.092 R)
• M9: 7,863,612 km (0.084 R)
• M10: 11,815,539 km (0.108 R)
• M11: 21,294,210 km (0.064 R)
• M12: 23,252,745 km (0.107 R)
• M13: 26,255,025 km (0.079 R)
• M14: 27,848,990 km (0.086 R)
• M15: 32,896,123 km (0.064 R)
• M16: 41,278,690 km (0.077 R)
• M17: 49,374,478 km (0.109 R)
• M18: 56,358,305 km (0.045 R)
• M19: 58,825,174 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.8

Radius: 3.5

Gravity: 18.11 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 12.35 AU - 14.35 AU

Year: 18780 Days

Day: 21.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,101,536 km

• M1: 153,487 km (0.093 R)
• M2: 376,089 km (0.06 R)
• M3: 534,064 km (0.109 R)
• M4: 835,055 km (0.082 R)
• M5: 964,607 km (0.119 R)
• M6: 1,942,379 km (0.03 R)
• M7: 2,620,506 km (0.114 R)
• M8: 3,725,735 km (0.106 R)
• M9: 4,979,814 km (0.111 R)
• M10: 7,001,180 km (0.1 R)
• M11: 9,560,052 km (0.098 R)
• M12: 10,272,138 km (0.106 R)
• M13: 11,294,340 km (0.11 R)
• M14: 12,206,139 km (0.077 R)
• M15: 12,679,916 km (0.075 R)
• M16: 14,897,854 km (0.089 R)
• M17: 15,922,599 km (0.113 R)
• M18: 18,727,559 km (0.102 R)
• M19: 22,630,567 km (0.053 R)
• M20: 23,525,612 km (0.078 R)
• M21: 26,745,107 km (0.107 R)
• M22: 27,543,062 km (0.09 R)
• M23: 28,151,926 km (0.098 R)
• M24: 28,459,649 km (0.076 R)
• M25: 33,006,825 km (0.119 R)
• M26: 42,691,492 km (0.07 R)
• M27: 44,055,376 km (0.102 R)
• M28: 48,614,820 km (0.105 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: 349 - 14,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit