🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.66 AU - 0.74 AU

Year: 223 Days

Day: 45.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.11 AU - 1.25 AU

Year: 488 Days

Day: 29.6 Hours

Environment

Temp: -15 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.5

Radius: 13.7

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.01 AU - 5.39 AU

Year: 3880 Days

Day: 13.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 15,096,518 km

• M1: 174,581 km (0.071 R)
• M2: 889,509 km (0.105 R)
• M3: 1,661,284 km (0.064 R)
• M4: 2,532,692 km (0.116 R)
• M5: 3,251,061 km (0.074 R)
• M6: 3,990,972 km (0.095 R)
• M7: 4,993,427 km (0.12 R)
• M8: 5,471,841 km (0.096 R)
• M9: 7,461,493 km (0.061 R)
• M10: 7,911,334 km (0.087 R)
• M11: 8,942,213 km (0.088 R)
• M12: 10,144,082 km (0.078 R)
• M13: 11,450,969 km (0.086 R)
• M14: 12,098,129 km (0.118 R)
• M15: 13,264,095 km (0.109 R)
• M16: 13,771,681 km (0.086 R)
• M17: 16,448,286 km (0.089 R)
• M18: 18,813,727 km (0.04 R)
• M19: 20,578,833 km (0.113 R)
• M20: 22,167,412 km (0.089 R)
• M21: 25,744,148 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.7

Radius: 9.3

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.29 AU - 6.35 AU

Year: 5347 Days

Day: 5.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 15,096,518 km

• M1: 117,285 km (0.045 R)
• M2: 433,235 km (0.109 R)
• M3: 831,615 km (0.093 R)
• M4: 1,335,161 km (0.06 R)
• M5: 1,657,544 km (0.109 R)
• M6: 2,185,176 km (0.12 R)
• M7: 2,638,009 km (0.116 R)
• M8: 3,296,389 km (0.099 R)
• M9: 3,824,320 km (0.102 R)
• M10: 5,105,177 km (0.081 R)
• M11: 5,510,288 km (0.106 R)
• M12: 7,829,653 km (0.076 R)
• M13: 9,352,410 km (0.119 R)
• M14: 9,653,102 km (0.081 R)
• M15: 10,456,143 km (0.102 R)
• M16: 14,118,598 km (0.046 R)
• M17: 15,508,213 km (0.069 R)
• M18: 16,923,558 km (0.077 R)
• M19: 20,509,419 km (0.081 R)
• M20: 21,460,563 km (0.113 R)
• M21: 24,007,167 km (0.055 R)
• M22: 26,405,670 km (0.094 R)
• M23: 26,834,716 km (0.105 R)
• M24: 30,624,928 km (0.061 R)
• M25: 32,060,768 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 8

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.69 AU - 7.53 AU

Year: 5751 Days

Day: 13 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 15,096,518 km

• M1: 100,380 km (0.068 R)
• M2: 628,760 km (0.109 R)
• M3: 2,319,515 km (0.089 R)
• M4: 5,981,671 km (0.085 R)
• M5: 8,429,092 km (0.057 R)
• M6: 8,861,879 km (0.077 R)
• M7: 9,472,986 km (0.102 R)
• M8: 9,805,841 km (0.087 R)
• M9: 11,289,403 km (0.117 R)
• M10: 15,006,761 km (0.064 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 19,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit