🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.67 AU - 1.03 AU

Year: 277 Days

Day: 42.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.26 AU - 1.26 AU

Year: 499 Days

Day: 25 Hours

Environment

Temp: 18 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,797,105 km

• M1: 511,026 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.6 AU - 2.1 AU

Year: 888 Days

Day: 29.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,797,105 km

• M1: 70,610 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.45 AU - 2.31 AU

Year: 910 Days

Day: 23.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.73 AU - 3.85 AU

Year: 2107 Days

Day: 44.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,797,105 km

• M1: 913,594 km (0.092 R)

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.9

Radius: 12.9

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.74 AU - 8.8 AU

Year: 6921 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,797,105 km

• M1: 160,519 km (0.117 R)
• M2: 651,050 km (0.09 R)
• M3: 1,098,647 km (0.093 R)
• M4: 1,689,110 km (0.118 R)
• M5: 2,124,290 km (0.088 R)
• M6: 2,635,017 km (0.066 R)
• M7: 3,882,813 km (0.1 R)
• M8: 4,681,665 km (0.119 R)
• M9: 5,782,107 km (0.078 R)
• M10: 6,288,795 km (0.033 R)
• M11: 7,048,004 km (0.095 R)
• M12: 7,989,573 km (0.087 R)
• M13: 8,924,710 km (0.096 R)
• M14: 9,373,354 km (0.068 R)
• M15: 10,170,710 km (0.037 R)
• M16: 10,961,934 km (0.108 R)
• M17: 11,529,358 km (0.098 R)
• M18: 14,118,000 km (0.104 R)
• M19: 18,476,983 km (0.115 R)
• M20: 19,505,318 km (0.118 R)
• M21: 20,493,861 km (0.061 R)
• M22: 24,435,316 km (0.096 R)
• M23: 25,584,078 km (0.11 R)
• M24: 27,893,869 km (0.097 R)
• M25: 31,562,907 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 12.7

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.3 AU - 12.94 AU

Year: 13093 Days

Day: 8.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,797,105 km

• M1: 158,723 km (0.115 R)
• M2: 1,155,045 km (0.064 R)
• M3: 1,553,275 km (0.114 R)
• M4: 2,682,589 km (0.046 R)
• M5: 3,303,869 km (0.103 R)
• M6: 4,046,772 km (0.074 R)
• M7: 5,251,334 km (0.072 R)
• M8: 6,643,492 km (0.082 R)
• M9: 8,090,702 km (0.091 R)
• M10: 8,632,396 km (0.098 R)
• M11: 10,562,208 km (0.12 R)
• M12: 11,100,162 km (0.11 R)
• M13: 12,114,884 km (0.104 R)
• M14: 13,251,978 km (0.083 R)
• M15: 15,737,846 km (0.104 R)
• M16: 16,227,629 km (0.101 R)
• M17: 17,237,714 km (0.109 R)
• M18: 19,623,052 km (0.117 R)
• M19: 20,027,415 km (0.095 R)
• M20: 20,437,463 km (0.11 R)
• M21: 23,016,081 km (0.116 R)
• M22: 26,782,058 km (0.085 R)
• M23: 28,191,868 km (0.108 R)
• M24: 29,863,026 km (0.078 R)
• M25: 43,317,709 km (0.096 R)
• M26: 48,130,123 km (0.042 R)
• M27: 48,718,641 km (0.029 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798

Radius: 4.1

Gravity: 47.47 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 12.54 AU - 16.86 AU

Year: 19901 Days

Day: 23.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,797,105 km

• M1: 54,753 km (0.093 R)
• M2: 365,468 km (0.068 R)
• M3: 493,224 km (0.09 R)
• M4: 660,624 km (0.118 R)
• M5: 971,489 km (0.083 R)
• M6: 1,820,456 km (0.039 R)
• M7: 3,130,335 km (0.05 R)
• M8: 3,529,014 km (0.113 R)
• M9: 3,928,739 km (0.056 R)
• M10: 5,040,700 km (0.117 R)
• M11: 5,506,997 km (0.101 R)
• M12: 6,525,010 km (0.12 R)
• M13: 12,960,112 km (0.065 R)
• M14: 15,610,388 km (0.1 R)
• M15: 18,330,526 km (0.114 R)
• M16: 21,749,735 km (0.099 R)
• M17: 24,467,779 km (0.044 R)
• M18: 27,286,801 km (0.11 R)
• M19: 32,628,792 km (0.087 R)
• M20: 32,760,587 km (0.115 R)
• M21: 32,892,832 km (0.09 R)
• M22: 34,781,954 km (0.086 R)
• M23: 39,668,269 km (0.113 R)
• M24: 43,859,852 km (0.091 R)
• M25: 47,148,163 km (0.058 R)
• M26: 53,474,656 km (0.113 R)
• M27: 54,210,678 km (0.04 R)
• M28: 59,160,273 km (0.113 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 11,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit