🌌 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: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.44 AU - 0.72 AU

Year: 290 Days

Day: 26.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 113.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 14

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.71 AU - 0.73 AU

Year: 401 Days

Day: 7.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 7,238,421 km

• M1: 177,573 km (0.082 R)
• M2: 267,032 km (0.058 R)
• M3: 367,263 km (0.109 R)
• M4: 486,043 km (0.086 R)
• M5: 592,258 km (0.091 R)
• M6: 728,691 km (0.084 R)
• M7: 1,032,525 km (0.099 R)
• M8: 1,187,807 km (0.029 R)
• M9: 1,351,467 km (0.074 R)
• M10: 1,561,652 km (0.057 R)
• M11: 1,651,112 km (0.042 R)
• M12: 1,742,516 km (0.096 R)
• M13: 1,966,614 km (0.062 R)
• M14: 2,144,336 km (0.054 R)
• M15: 2,366,040 km (0.112 R)
• M16: 2,529,251 km (0.071 R)
• M17: 2,943,189 km (0.105 R)
• M18: 3,062,568 km (0.113 R)
• M19: 3,154,869 km (0.104 R)
• M20: 3,291,602 km (0.1 R)
• M21: 3,408,438 km (0.095 R)
• M22: 3,548,761 km (0.077 R)
• M23: 3,653,629 km (0.062 R)
• M24: 3,843,319 km (0.114 R)
• M25: 3,958,659 km (0.11 R)
• M26: 4,059,637 km (0.085 R)
• M27: 4,240,501 km (0.108 R)
• M28: 4,328,016 km (0.082 R)
• M29: 4,464,300 km (0.071 R)
• M30: 4,823,933 km (0.091 R)
• M31: 5,015,867 km (0.087 R)
• M32: 5,210,195 km (0.086 R)
• M33: 5,355,454 km (0.06 R)
• M34: 5,493,533 km (0.072 R)
• M35: 5,852,568 km (0.116 R)
• M36: 6,048,541 km (0.108 R)
• M37: 6,156,401 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.4

Radius: 9.4

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.82 AU - 3.38 AU

Year: 3581 Days

Day: 12.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 7,238,421 km

• M1: 132,693 km (0.025 R)
• M2: 203,752 km (0.091 R)
• M3: 274,961 km (0.084 R)
• M4: 355,744 km (0.087 R)
• M5: 470,186 km (0.12 R)
• M6: 530,624 km (0.103 R)
• M7: 620,532 km (0.042 R)
• M8: 871,856 km (0.116 R)
• M9: 1,166,415 km (0.104 R)
• M10: 1,316,461 km (0.086 R)
• M11: 1,418,188 km (0.12 R)
• M12: 1,503,907 km (0.059 R)
• M13: 1,674,449 km (0.069 R)
• M14: 1,745,807 km (0.115 R)
• M15: 1,864,737 km (0.083 R)
• M16: 1,979,629 km (0.117 R)
• M17: 2,382,346 km (0.113 R)
• M18: 2,448,319 km (0.1 R)
• M19: 2,597,019 km (0.076 R)
• M20: 3,157,413 km (0.07 R)
• M21: 3,319,726 km (0.079 R)
• M22: 3,418,461 km (0.098 R)
• M23: 4,101,375 km (0.101 R)
• M24: 4,198,614 km (0.116 R)
• M25: 4,404,461 km (0.054 R)
• M26: 4,788,777 km (0.086 R)
• M27: 5,145,868 km (0.047 R)
• M28: 5,279,608 km (0.042 R)
• M29: 5,346,927 km (0.091 R)
• M30: 5,511,634 km (0.079 R)
• M31: 6,035,975 km (0.115 R)
• M32: 6,298,968 km (0.113 R)
• M33: 6,401,143 km (0.104 R)
• M34: 6,462,778 km (0.099 R)
• M35: 6,804,908 km (0.073 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 14,658 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit