🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.63 AU - 0.65 AU

Year: 188 Days

Day: 12.1 Hours

Environment

Temp: 170 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.57 AU - 0.75 AU

Year: 197 Days

Day: 20.3 Hours

Environment

Temp: 119 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.17 AU - 1.81 AU

Year: 668 Days

Day: 24.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.29 AU - 1.99 AU

Year: 771 Days

Day: 47.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.73 AU - 1.87 AU

Year: 887 Days

Day: 35.5 Hours

Environment

Temp: -67 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.94 AU - 1.98 AU

Year: 1007 Days

Day: 46.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.38 AU - 5.06 AU

Year: 3182 Days

Day: 20.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,857,759 km

• M1: 27,825 km (0.05 R)

Asteroid Belt

Center: 7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.2

Radius: 13.5

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.06 AU - 11.48 AU

Year: 11210 Days

Day: 11.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,857,759 km

• M1: 167,998 km (0.091 R)
• M2: 914,492 km (0.073 R)
• M3: 1,682,527 km (0.086 R)
• M4: 2,220,332 km (0.1 R)
• M5: 2,708,021 km (0.12 R)
• M6: 3,336,781 km (0.059 R)
• M7: 4,279,546 km (0.111 R)
• M8: 6,212,650 km (0.117 R)
• M9: 7,393,127 km (0.087 R)
• M10: 8,058,389 km (0.108 R)
• M11: 9,271,478 km (0.039 R)
• M12: 9,848,327 km (0.116 R)
• M13: 10,347,236 km (0.081 R)
• M14: 12,171,283 km (0.089 R)
• M15: 12,981,505 km (0.116 R)
• M16: 13,521,104 km (0.119 R)
• M17: 15,230,559 km (0.083 R)
• M18: 17,655,690 km (0.078 R)
• M19: 19,851,937 km (0.065 R)
• M20: 21,221,056 km (0.119 R)
• M21: 22,911,363 km (0.109 R)
• M22: 23,700,491 km (0.082 R)
• M23: 25,988,142 km (0.114 R)
• M24: 27,136,904 km (0.117 R)
• M25: 28,923,252 km (0.111 R)
• M26: 31,748,109 km (0.091 R)
• M27: 32,399,907 km (0.101 R)
• M28: 41,448,334 km (0.112 R)
• M29: 42,620,284 km (0.087 R)
• M30: 44,758,187 km (0.12 R)
• M31: 45,853,393 km (0.042 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.9

Radius: 13

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.83 AU - 12.57 AU

Year: 13759 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,857,759 km

• M1: 161,865 km (0.072 R)
• M2: 764,296 km (0.095 R)
• M3: 1,944,324 km (0.118 R)
• M4: 4,025,380 km (0.079 R)
• M5: 4,546,279 km (0.082 R)
• M6: 5,939,484 km (0.082 R)
• M7: 6,539,222 km (0.082 R)
• M8: 15,440,146 km (0.076 R)
• M9: 18,698,836 km (0.06 R)
• M10: 21,253,220 km (0.086 R)
• M11: 22,658,841 km (0.087 R)
• M12: 24,407,641 km (0.028 R)
• M13: 28,799,984 km (0.025 R)
• M14: 32,650,334 km (0.057 R)
• M15: 33,343,271 km (0.109 R)
• M16: 35,480,725 km (0.112 R)
• M17: 36,583,112 km (0.077 R)
• M18: 40,821,220 km (0.08 R)
• M19: 41,760,395 km (0.052 R)
• M20: 43,543,003 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.6

Radius: 3.5

Gravity: 30.09 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 16.58 AU - 19.58 AU

Year: 28221 Days

Day: 24.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,857,759 km

• M1: 81,830 km (0.088 R)
• M2: 338,989 km (0.117 R)
• M3: 733,778 km (0.116 R)
• M4: 1,002,755 km (0.081 R)
• M5: 1,349,074 km (0.108 R)
• M6: 1,661,883 km (0.114 R)
• M7: 2,475,695 km (0.118 R)
• M8: 2,739,436 km (0.113 R)
• M9: 2,865,398 km (0.044 R)
• M10: 3,021,727 km (0.073 R)
• M11: 4,949,296 km (0.096 R)
• M12: 5,485,455 km (0.117 R)
• M13: 8,122,416 km (0.045 R)
• M14: 10,610,379 km (0.084 R)
• M15: 11,239,288 km (0.104 R)
• M16: 12,160,811 km (0.109 R)
• M17: 16,517,550 km (0.111 R)
• M18: 17,705,806 km (0.057 R)
• M19: 19,686,631 km (0.049 R)
• M20: 20,826,866 km (0.069 R)
• M21: 26,619,595 km (0.059 R)
• M22: 28,486,576 km (0.089 R)
• M23: 37,541,436 km (0.096 R)
• M24: 46,329,264 km (0.105 R)
• M25: 47,831,226 km (0.074 R)
• M26: 49,883,859 km (0.072 R)
• M27: 50,931,792 km (0.044 R)
• M28: 61,829,847 km (0.09 R)
• M29: 67,818,400 km (0.096 R)
• M30: 69,969,916 km (0.109 R)
• M31: 74,182,143 km (0.07 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 13,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit