🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.44 AU - 0.7 AU

Year: 282 Days

Day: 46.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,127,431 km

• M1: 102,475 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.2

Radius: 14.7

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.7 AU - 1.06 AU

Year: 542 Days

Day: 6.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,127,431 km

• M1: 186,100 km (0.094 R)
• M2: 469,438 km (0.107 R)
• M3: 761,304 km (0.05 R)
• M4: 1,045,689 km (0.115 R)
• M5: 1,395,748 km (0.112 R)
• M6: 1,899,444 km (0.119 R)
• M7: 2,279,872 km (0.1 R)
• M8: 2,565,005 km (0.086 R)
• M9: 2,955,456 km (0.063 R)
• M10: 3,282,028 km (0.108 R)
• M11: 3,589,302 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 11.9

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.46 AU - 3.54 AU

Year: 4295 Days

Day: 7.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,127,431 km

• M1: 166,054 km (0.052 R)
• M2: 413,339 km (0.071 R)
• M3: 1,833,771 km (0.076 R)
• M4: 2,340,758 km (0.113 R)
• M5: 2,687,077 km (0.104 R)
• M6: 3,244,778 km (0.108 R)
• M7: 4,503,793 km (0.113 R)
• M8: 4,916,235 km (0.085 R)
• M9: 6,002,914 km (0.116 R)
• M10: 6,863,251 km (0.048 R)
• M11: 7,518,041 km (0.108 R)
• M12: 8,081,875 km (0.079 R)
• M13: 10,202,126 km (0.063 R)
• M14: 10,964,626 km (0.065 R)
• M15: 13,224,452 km (0.118 R)
• M16: 13,458,273 km (0.105 R)
• M17: 14,454,894 km (0.067 R)
• M18: 16,949,738 km (0.093 R)
• M19: 19,220,933 km (0.113 R)
• M20: 23,102,698 km (0.112 R)
• M21: 26,071,917 km (0.12 R)
• M22: 26,676,442 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.7

Radius: 10.5

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.82 AU - 4.58 AU

Year: 4669 Days

Day: 10.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,127,431 km

• M1: 140,622 km (0.114 R)
• M2: 416,780 km (0.112 R)
• M3: 1,110,615 km (0.051 R)
• M4: 3,683,399 km (0.1 R)
• M5: 4,230,628 km (0.08 R)
• M6: 5,582,095 km (0.091 R)
• M7: 6,230,751 km (0.09 R)
• M8: 7,312,045 km (0.111 R)
• M9: 8,252,118 km (0.05 R)
• M10: 9,340,592 km (0.086 R)
• M11: 10,986,168 km (0.097 R)
• M12: 11,928,336 km (0.094 R)
• M13: 12,554,702 km (0.055 R)
• M14: 19,797,333 km (0.114 R)
• M15: 20,468,130 km (0.063 R)
• M16: 23,071,732 km (0.082 R)
• M17: 23,456,497 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 11,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit