🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.44 AU - 0.6 AU

Year: 137 Days

Day: 24.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,160,523 km

• M1: 57,894 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.49 AU - 0.69 AU

Year: 166 Days

Day: 14.4 Hours

Environment

Temp: 148 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.97 AU - 1.47 AU

Year: 492 Days

Day: 14.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.27 AU - 1.53 AU

Year: 605 Days

Day: 35.8 Hours

Environment

Temp: -25 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,160,523 km

• M1: 26,928 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.59 AU - 2.23 AU

Year: 964 Days

Day: 19.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2 AU - 2.16 AU

Year: 1096 Days

Day: 37.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680

Radius: 10.4

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.09 AU - 7.89 AU

Year: 6750 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,160,523 km

• M1: 130,599 km (0.058 R)
• M2: 478,713 km (0.085 R)
• M3: 1,221,616 km (0.112 R)
• M4: 1,634,955 km (0.098 R)
• M5: 2,001,620 km (0.102 R)
• M6: 2,924,040 km (0.095 R)
• M7: 4,603,276 km (0.073 R)
• M8: 5,344,384 km (0.096 R)
• M9: 6,163,133 km (0.03 R)
• M10: 6,707,221 km (0.062 R)
• M11: 7,583,116 km (0.063 R)
• M12: 8,009,320 km (0.089 R)
• M13: 8,492,522 km (0.061 R)
• M14: 9,695,737 km (0.07 R)
• M15: 11,058,275 km (0.057 R)
• M16: 11,405,491 km (0.104 R)
• M17: 19,470,462 km (0.073 R)
• M18: 21,245,590 km (0.103 R)
• M19: 22,566,689 km (0.11 R)
• M20: 23,045,702 km (0.096 R)
• M21: 24,860,623 km (0.116 R)
• M22: 25,543,537 km (0.053 R)
• M23: 29,620,827 km (0.078 R)
• M24: 31,664,035 km (0.081 R)
• M25: 32,063,611 km (0.039 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.5

Radius: 11.9

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.6 AU - 9.52 AU

Year: 9147 Days

Day: 11 Hours

Environment

Temp: -160 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 25,160,523 km

• M1: 148,102 km (0.11 R)
• M2: 530,624 km (0.081 R)
• M3: 997,668 km (0.084 R)
• M4: 1,568,234 km (0.089 R)
• M5: 2,012,989 km (0.062 R)
• M6: 3,522,581 km (0.067 R)
• M7: 4,044,977 km (0.118 R)
• M8: 4,739,709 km (0.092 R)
• M9: 5,753,085 km (0.089 R)
• M10: 6,787,704 km (0.112 R)
• M11: 7,474,059 km (0.113 R)
• M12: 7,942,450 km (0.041 R)
• M13: 9,272,076 km (0.042 R)
• M14: 11,122,751 km (0.107 R)
• M15: 13,207,996 km (0.056 R)
• M16: 13,704,661 km (0.079 R)
• M17: 14,278,369 km (0.036 R)
• M18: 15,542,022 km (0.104 R)
• M19: 21,775,466 km (0.05 R)
• M20: 23,901,401 km (0.076 R)
• M21: 25,393,341 km (0.055 R)
• M22: 35,553,729 km (0.051 R)
• M23: 37,249,122 km (0.064 R)
• M24: 38,367,067 km (0.102 R)
• M25: 40,669,827 km (0.107 R)
• M26: 41,325,514 km (0.118 R)
• M27: 41,988,233 km (0.09 R)
• M28: 46,114,292 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.7

Radius: 8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.88 AU - 14.3 AU

Year: 14412 Days

Day: 8.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,160,523 km

• M1: 169,794 km (0.081 R)
• M2: 1,655,749 km (0.067 R)
• M3: 4,089,707 km (0.106 R)
• M4: 7,206,578 km (0.103 R)
• M5: 7,536,142 km (0.108 R)
• M6: 11,630,038 km (0.053 R)
• M7: 23,470,709 km (0.053 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 13,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit