🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.85 AU - 0.93 AU

Year: 304 Days

Day: 31.8 Hours

Environment

Temp: 140 °C

Axial Tilt: 45.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.93 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.6

Radius: 12.7

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.25 AU - 5.69 AU

Year: 4007 Days

Day: 5.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,137,847 km

• M1: 157,975 km (0.116 R)
• M2: 638,633 km (0.077 R)
• M3: 1,072,766 km (0.072 R)
• M4: 1,699,133 km (0.106 R)
• M5: 2,112,621 km (0.069 R)
• M6: 2,577,422 km (0.086 R)
• M7: 3,344,260 km (0.041 R)
• M8: 3,891,789 km (0.085 R)
• M9: 4,597,591 km (0.066 R)
• M10: 6,234,342 km (0.085 R)
• M11: 7,511,608 km (0.12 R)
• M12: 8,417,723 km (0.117 R)
• M13: 9,395,345 km (0.1 R)
• M14: 11,069,943 km (0.078 R)
• M15: 14,398,346 km (0.089 R)
• M16: 15,338,718 km (0.076 R)
• M17: 17,900,432 km (0.09 R)
• M18: 20,459,454 km (0.051 R)
• M19: 21,719,217 km (0.12 R)
• M20: 22,514,180 km (0.084 R)
• M21: 26,700,826 km (0.114 R)
• M22: 27,195,846 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 14.9

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.26 AU - 8.7 AU

Year: 8153 Days

Day: 8.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,137,847 km

• M1: 185,352 km (0.081 R)
• M2: 972,087 km (0.081 R)
• M3: 1,562,849 km (0.112 R)
• M4: 2,271,045 km (0.065 R)
• M5: 5,398,838 km (0.079 R)
• M6: 7,780,136 km (0.099 R)
• M7: 10,947,572 km (0.112 R)
• M8: 15,860,815 km (0.101 R)
• M9: 19,319,817 km (0.111 R)
• M10: 21,265,487 km (0.118 R)
• M11: 22,745,309 km (0.098 R)
• M12: 25,817,750 km (0.111 R)
• M13: 27,026,202 km (0.105 R)
• M14: 27,596,618 km (0.077 R)
• M15: 28,761,537 km (0.111 R)
• M16: 36,105,147 km (0.103 R)
• M17: 36,681,398 km (0.093 R)
• M18: 42,020,396 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.1

Radius: 3.3

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 13.94 AU - 21.04 AU

Year: 26453 Days

Day: 15.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,137,847 km

• M1: 256,411 km (0.07 R)
• M2: 379,679 km (0.111 R)
• M3: 542,591 km (0.089 R)
• M4: 2,025,854 km (0.055 R)
• M5: 2,604,948 km (0.119 R)
• M6: 2,728,665 km (0.075 R)
• M7: 6,325,297 km (0.11 R)
• M8: 11,374,525 km (0.079 R)
• M9: 17,840,444 km (0.092 R)
• M10: 18,287,293 km (0.112 R)
• M11: 21,043,633 km (0.103 R)
• M12: 25,536,656 km (0.096 R)
• M13: 26,970,402 km (0.093 R)
• M14: 27,558,621 km (0.109 R)
• M15: 35,766,308 km (0.108 R)
• M16: 38,291,520 km (0.112 R)
• M17: 40,548,353 km (0.095 R)
• M18: 40,932,820 km (0.049 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 13,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit