🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.54 AU - 0.62 AU

Year: 167 Days

Day: 20.7 Hours

Environment

Temp: 142 °C

Axial Tilt: 31.1 °

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: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.62 AU - 0.7 AU

Year: 203 Days

Day: 20.1 Hours

Environment

Temp: 153 °C

Axial Tilt: 46 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.04 AU - 1.6 AU

Year: 574 Days

Day: 45.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,237,419 km

• M1: 24,235 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.32 AU - 1.78 AU

Year: 731 Days

Day: 35.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,237,419 km

• M1: 178,470 km (0.058 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.68 AU - 2.26 AU

Year: 1047 Days

Day: 32 Hours

Environment

Temp: -78 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.2 AU - 3.68 AU

Year: 2416 Days

Day: 34.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.7

Radius: 9.9

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.59 AU - 5.07 AU

Year: 3413 Days

Day: 6.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,237,419 km

• M1: 123,119 km (0.088 R)
• M2: 524,341 km (0.06 R)
• M3: 2,546,305 km (0.117 R)
• M4: 2,870,484 km (0.106 R)
• M5: 4,364,219 km (0.115 R)
• M6: 6,466,518 km (0.109 R)
• M7: 8,619,979 km (0.106 R)
• M8: 9,509,787 km (0.071 R)
• M9: 10,136,153 km (0.103 R)
• M10: 10,541,564 km (0.087 R)
• M11: 13,738,021 km (0.115 R)
• M12: 14,640,994 km (0.104 R)
• M13: 16,398,470 km (0.114 R)
• M14: 17,645,518 km (0.104 R)
• M15: 18,411,459 km (0.032 R)
• M16: 19,261,025 km (0.104 R)
• M17: 21,300,792 km (0.1 R)
• M18: 22,646,425 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.1

Radius: 10.2

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.32 AU - 9.04 AU

Year: 8861 Days

Day: 6.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,237,419 km

• M1: 127,607 km (0.119 R)
• M2: 463,604 km (0.107 R)
• M3: 857,345 km (0.034 R)
• M4: 1,179,130 km (0.1 R)
• M5: 2,233,945 km (0.058 R)
• M6: 2,582,508 km (0.119 R)
• M7: 3,031,601 km (0.119 R)
• M8: 3,727,979 km (0.117 R)
• M9: 4,114,390 km (0.112 R)
• M10: 7,297,235 km (0.072 R)
• M11: 8,114,488 km (0.102 R)
• M12: 11,729,071 km (0.085 R)
• M13: 12,224,689 km (0.094 R)
• M14: 14,472,996 km (0.062 R)
• M15: 15,893,577 km (0.05 R)
• M16: 19,464,777 km (0.086 R)
• M17: 22,344,985 km (0.081 R)
• M18: 23,886,591 km (0.095 R)
• M19: 27,757,436 km (0.111 R)
• M20: 28,836,336 km (0.026 R)
• M21: 39,836,866 km (0.06 R)
• M22: 40,208,018 km (0.117 R)
• M23: 43,652,659 km (0.087 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.6

Radius: 9.9

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.83 AU - 13.57 AU

Year: 14196 Days

Day: 13.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,237,419 km

• M1: 126,261 km (0.094 R)
• M2: 445,353 km (0.062 R)
• M3: 1,156,392 km (0.105 R)
• M4: 1,540,409 km (0.105 R)
• M5: 2,701,139 km (0.082 R)
• M6: 3,491,465 km (0.066 R)
• M7: 3,983,642 km (0.113 R)
• M8: 4,711,435 km (0.098 R)
• M9: 8,200,506 km (0.038 R)
• M10: 11,461,890 km (0.082 R)
• M11: 11,877,473 km (0.072 R)
• M12: 12,488,430 km (0.079 R)
• M13: 14,793,285 km (0.078 R)
• M14: 15,572,690 km (0.092 R)
• M15: 22,916,898 km (0.114 R)
• M16: 27,069,884 km (0.092 R)
• M17: 31,122,042 km (0.114 R)
• M18: 31,815,129 km (0.06 R)
• M19: 34,690,849 km (0.099 R)
• M20: 36,446,080 km (0.105 R)
• M21: 50,739,708 km (0.063 R)
• M22: 52,346,539 km (0.115 R)
• M23: 54,485,639 km (0.099 R)
• M24: 56,170,261 km (0.055 R)
• M25: 57,889,439 km (0.088 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 19,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit