🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.5 AU - 0.6 AU

Year: 268 Days

Day: 31.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.5

Radius: 8.5

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.06 AU - 1.7 AU

Year: 1063 Days

Day: 13.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,156,684 km

• M1: 105,915 km (0.071 R)
• M2: 376,987 km (0.107 R)
• M3: 875,148 km (0.08 R)
• M4: 1,296,565 km (0.097 R)
• M5: 2,002,068 km (0.078 R)
• M6: 2,664,039 km (0.06 R)
• M7: 2,942,141 km (0.101 R)
• M8: 3,895,977 km (0.066 R)
• M9: 4,983,554 km (0.115 R)
• M10: 6,588,589 km (0.032 R)
• M11: 7,251,906 km (0.083 R)
• M12: 7,639,365 km (0.102 R)
• M13: 8,040,437 km (0.047 R)
• M14: 8,455,571 km (0.08 R)
• M15: 9,090,165 km (0.113 R)
• M16: 10,164,727 km (0.083 R)
• M17: 11,049,897 km (0.06 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.8

Radius: 7.1

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.6 AU - 7.74 AU

Year: 12595 Days

Day: 17.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 26,156,684 km

• M1: 90,806 km (0.085 R)
• M2: 390,450 km (0.107 R)
• M3: 618,886 km (0.082 R)
• M4: 999,015 km (0.079 R)
• M5: 1,863,241 km (0.07 R)
• M6: 2,743,625 km (0.083 R)
• M7: 3,196,009 km (0.042 R)
• M8: 4,618,086 km (0.12 R)
• M9: 5,100,988 km (0.12 R)
• M10: 5,650,312 km (0.06 R)
• M11: 7,215,554 km (0.082 R)
• M12: 9,517,566 km (0.101 R)
• M13: 10,500,723 km (0.107 R)
• M14: 11,933,123 km (0.109 R)
• M15: 12,212,123 km (0.084 R)
• M16: 12,782,988 km (0.099 R)
• M17: 13,133,945 km (0.109 R)
• M18: 14,225,561 km (0.069 R)
• M19: 14,666,126 km (0.078 R)
• M20: 14,986,266 km (0.113 R)
• M21: 15,245,669 km (0.1 R)
• M22: 17,005,987 km (0.102 R)
• M23: 21,086,867 km (0.114 R)
• M24: 21,577,099 km (0.113 R)
• M25: 23,266,059 km (0.117 R)
• M26: 27,000,770 km (0.103 R)
• M27: 30,697,633 km (0.101 R)
• M28: 35,516,629 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.4

Radius: 4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.63 AU - 9.95 AU

Year: 15658 Days

Day: 16.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,156,684 km

• M1: 63,579 km (0.089 R)
• M2: 192,084 km (0.067 R)
• M3: 343,178 km (0.117 R)
• M4: 503,397 km (0.042 R)
• M5: 654,042 km (0.115 R)
• M6: 1,340,247 km (0.112 R)
• M7: 2,243,519 km (0.082 R)
• M8: 2,444,579 km (0.088 R)
• M9: 2,641,001 km (0.106 R)
• M10: 3,936,518 km (0.071 R)
• M11: 4,935,683 km (0.069 R)
• M12: 5,169,953 km (0.075 R)
• M13: 6,990,260 km (0.107 R)
• M14: 7,120,559 km (0.073 R)
• M15: 8,331,255 km (0.094 R)
• M16: 12,108,302 km (0.099 R)
• M17: 16,713,224 km (0.078 R)
• M18: 20,049,256 km (0.063 R)
• M19: 20,511,813 km (0.074 R)
• M20: 25,381,224 km (0.085 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 11,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit