🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.58 AU - 0.64 AU

Year: 183 Days

Day: 43.1 Hours

Environment

Temp: 128 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.8

Radius: 12.5

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.44 AU - 4.74 AU

Year: 3185 Days

Day: 12.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,435,410 km

• M1: 155,432 km (0.056 R)
• M2: 558,748 km (0.109 R)
• M3: 1,160,730 km (0.12 R)
• M4: 1,775,876 km (0.101 R)
• M5: 2,782,969 km (0.109 R)
• M6: 3,235,952 km (0.12 R)
• M7: 3,633,732 km (0.064 R)
• M8: 4,064,275 km (0.069 R)
• M9: 4,529,076 km (0.112 R)
• M10: 5,181,921 km (0.063 R)
• M11: 5,682,774 km (0.112 R)
• M12: 6,265,757 km (0.079 R)
• M13: 7,382,356 km (0.112 R)
• M14: 8,911,246 km (0.069 R)
• M15: 9,531,778 km (0.117 R)
• M16: 10,007,350 km (0.106 R)
• M17: 11,875,229 km (0.065 R)
• M18: 15,396,164 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.8

Radius: 12.9

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.13 AU - 5.01 AU

Year: 3761 Days

Day: 5.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,435,410 km

• M1: 160,668 km (0.09 R)
• M2: 655,837 km (0.116 R)
• M3: 1,543,551 km (0.118 R)
• M4: 2,509,953 km (0.079 R)
• M5: 3,182,545 km (0.06 R)
• M6: 3,682,052 km (0.104 R)
• M7: 4,368,856 km (0.094 R)
• M8: 5,013,473 km (0.069 R)
• M9: 5,886,676 km (0.102 R)
• M10: 8,971,235 km (0.084 R)
• M11: 11,095,375 km (0.098 R)
• M12: 12,023,330 km (0.083 R)
• M13: 13,050,320 km (0.033 R)
• M14: 13,486,996 km (0.041 R)
• M15: 13,933,246 km (0.088 R)
• M16: 14,960,685 km (0.114 R)
• M17: 17,166,356 km (0.076 R)
• M18: 17,809,178 km (0.09 R)
• M19: 18,589,331 km (0.099 R)
• M20: 21,133,841 km (0.104 R)
• M21: 24,119,216 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.9

Radius: 9.8

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.11 AU - 8.71 AU

Year: 8565 Days

Day: 13.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,435,410 km

• M1: 146,905 km (0.073 R)
• M2: 560,244 km (0.119 R)
• M3: 882,927 km (0.092 R)
• M4: 1,334,263 km (0.062 R)
• M5: 2,112,621 km (0.103 R)
• M6: 2,749,459 km (0.076 R)
• M7: 3,102,660 km (0.104 R)
• M8: 3,416,217 km (0.095 R)
• M9: 4,240,501 km (0.116 R)
• M10: 5,379,390 km (0.096 R)
• M11: 5,867,976 km (0.107 R)
• M12: 6,637,807 km (0.058 R)
• M13: 10,109,076 km (0.096 R)
• M14: 12,621,572 km (0.069 R)
• M15: 14,822,755 km (0.114 R)
• M16: 15,784,071 km (0.092 R)
• M17: 17,688,751 km (0.101 R)
• M18: 18,116,153 km (0.045 R)
• M19: 21,463,106 km (0.036 R)
• M20: 24,756,054 km (0.045 R)
• M21: 26,941,829 km (0.114 R)
• M22: 31,277,923 km (0.068 R)
• M23: 31,903,092 km (0.107 R)
• M24: 42,435,381 km (0.11 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 13,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit