🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.96 AU - 0.98 AU

Year: 354 Days

Day: 26.5 Hours

Environment

Temp: 35 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.5

Radius: 10.6

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.18 AU - 6.96 AU

Year: 4875 Days

Day: 12.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,647,876 km

• M1: 131,945 km (0.049 R)
• M2: 560,094 km (0.094 R)
• M3: 1,079,199 km (0.103 R)
• M4: 1,571,376 km (0.118 R)
• M5: 1,905,278 km (0.089 R)
• M6: 2,864,799 km (0.116 R)
• M7: 4,025,978 km (0.054 R)
• M8: 4,384,863 km (0.101 R)
• M9: 5,278,411 km (0.11 R)
• M10: 8,190,783 km (0.119 R)
• M11: 9,049,325 km (0.104 R)
• M12: 9,626,324 km (0.111 R)
• M13: 10,183,725 km (0.075 R)
• M14: 11,316,481 km (0.072 R)
• M15: 13,352,956 km (0.114 R)
• M16: 13,938,482 km (0.076 R)
• M17: 14,596,713 km (0.061 R)
• M18: 17,313,560 km (0.062 R)
• M19: 19,594,329 km (0.031 R)
• M20: 22,142,280 km (0.078 R)
• M21: 22,512,684 km (0.038 R)
• M22: 23,572,286 km (0.04 R)
• M23: 24,192,519 km (0.119 R)
• M24: 24,744,086 km (0.082 R)
• M25: 25,304,031 km (0.047 R)
• M26: 25,954,333 km (0.05 R)
• M27: 26,782,806 km (0.067 R)
• M28: 27,628,782 km (0.101 R)
• M29: 28,843,068 km (0.099 R)
• M30: 30,638,841 km (0.038 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.7

Radius: 4.3

Gravity: 19.62 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 13.4 AU - 18.44 AU

Year: 23557 Days

Day: 16 Hours

Environment

Temp: -187 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,647,876 km

• M1: 53,406 km (0.114 R)
• M2: 334,501 km (0.094 R)
• M3: 502,050 km (0.086 R)
• M4: 670,797 km (0.045 R)
• M5: 1,373,907 km (0.099 R)
• M6: 3,671,132 km (0.115 R)
• M7: 4,029,568 km (0.037 R)
• M8: 6,017,425 km (0.104 R)
• M9: 6,221,775 km (0.068 R)
• M10: 7,175,761 km (0.08 R)
• M11: 8,173,728 km (0.032 R)
• M12: 9,699,178 km (0.097 R)
• M13: 10,382,541 km (0.103 R)
• M14: 15,169,523 km (0.044 R)
• M15: 18,633,163 km (0.054 R)
• M16: 19,955,608 km (0.11 R)
• M17: 29,343,024 km (0.108 R)
• M18: 31,493,942 km (0.077 R)
• M19: 33,364,963 km (0.101 R)
• M20: 34,262,999 km (0.1 R)
• M21: 42,930,550 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.7

Radius: 6.5

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 16.09 AU - 22.03 AU

Year: 30859 Days

Day: 21.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,647,876 km

• M1: 90,956 km (0.1 R)
• M2: 949,946 km (0.12 R)
• M3: 1,765,704 km (0.113 R)
• M4: 3,001,831 km (0.091 R)
• M5: 4,472,677 km (0.069 R)
• M6: 7,927,490 km (0.08 R)
• M7: 10,660,494 km (0.079 R)
• M8: 11,297,482 km (0.04 R)
• M9: 12,647,004 km (0.116 R)
• M10: 29,491,425 km (0.101 R)
• M11: 38,336,698 km (0.108 R)
• M12: 51,193,887 km (0.119 R)
• M13: 59,743,854 km (0.092 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: 434 - 12,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit