🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.37 AU - 1.49 AU

Year: 625 Days

Day: 26.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.44 AU - 1.88 AU

Year: 781 Days

Day: 47.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.73 AU - 2.87 AU

Year: 1711 Days

Day: 32.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.26 AU - 3.84 AU

Year: 2443 Days

Day: 43.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,013,880 km

• M1: 1,827,488 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.66 AU - 3.68 AU

Year: 2568 Days

Day: 39.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,013,880 km

• M1: 47,423 km (0.049 R)
• M2: 307,424 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.9

Radius: 13.9

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.78 AU - 5.98 AU

Year: 4558 Days

Day: 11.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,013,880 km

• M1: 172,935 km (0.094 R)
• M2: 1,073,514 km (0.114 R)
• M3: 1,789,041 km (0.068 R)
• M4: 2,395,062 km (0.06 R)
• M5: 4,163,010 km (0.095 R)
• M6: 6,215,492 km (0.042 R)
• M7: 7,550,205 km (0.072 R)
• M8: 9,630,961 km (0.108 R)
• M9: 10,302,357 km (0.085 R)
• M10: 11,276,239 km (0.079 R)
• M11: 13,051,517 km (0.118 R)
• M12: 17,887,567 km (0.104 R)
• M13: 19,097,814 km (0.083 R)
• M14: 20,703,747 km (0.099 R)
• M15: 24,566,962 km (0.092 R)
• M16: 27,867,241 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.2

Radius: 8.6

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.63 AU - 9.87 AU

Year: 8655 Days

Day: 10.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,013,880 km

• M1: 107,860 km (0.096 R)
• M2: 628,610 km (0.1 R)
• M3: 965,654 km (0.089 R)
• M4: 1,435,392 km (0.101 R)
• M5: 1,780,364 km (0.116 R)
• M6: 2,164,083 km (0.101 R)
• M7: 2,583,705 km (0.062 R)
• M8: 3,248,518 km (0.04 R)
• M9: 5,454,638 km (0.051 R)
• M10: 5,835,663 km (0.08 R)
• M11: 7,425,590 km (0.084 R)
• M12: 7,894,280 km (0.052 R)
• M13: 8,424,006 km (0.09 R)
• M14: 9,196,679 km (0.101 R)
• M15: 9,554,816 km (0.114 R)
• M16: 10,015,577 km (0.086 R)
• M17: 10,636,708 km (0.119 R)
• M18: 12,221,398 km (0.108 R)
• M19: 14,611,224 km (0.071 R)
• M20: 16,367,653 km (0.114 R)
• M21: 17,094,549 km (0.066 R)
• M22: 22,394,502 km (0.08 R)
• M23: 23,621,803 km (0.105 R)
• M24: 24,979,703 km (0.085 R)
• M25: 26,568,731 km (0.067 R)
• M26: 28,601,168 km (0.063 R)
• M27: 29,655,085 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.2

Radius: 8

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 17.64 AU - 18.44 AU

Year: 27986 Days

Day: 18.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,013,880 km

• M1: 100,530 km (0.049 R)
• M2: 503,397 km (0.055 R)
• M3: 797,506 km (0.113 R)
• M4: 1,236,875 km (0.113 R)
• M5: 1,969,456 km (0.097 R)
• M6: 2,338,065 km (0.037 R)
• M7: 4,690,940 km (0.114 R)
• M8: 7,148,983 km (0.065 R)
• M9: 7,811,103 km (0.116 R)
• M10: 8,130,195 km (0.082 R)
• M11: 9,375,149 km (0.076 R)
• M12: 17,103,973 km (0.057 R)
• M13: 17,825,035 km (0.064 R)
• M14: 18,565,993 km (0.095 R)
• M15: 18,944,177 km (0.103 R)
• M16: 19,521,026 km (0.09 R)
• M17: 20,408,142 km (0.103 R)
• M18: 23,780,676 km (0.064 R)
• M19: 24,226,777 km (0.113 R)
• M20: 26,541,505 km (0.083 R)
• M21: 31,072,525 km (0.115 R)
• M22: 36,534,942 km (0.083 R)
• M23: 39,414,102 km (0.109 R)
• M24: 40,512,001 km (0.111 R)
• M25: 40,829,298 km (0.104 R)
• M26: 41,630,095 km (0.12 R)
• M27: 46,655,537 km (0.106 R)
• M28: 49,856,931 km (0.103 R)
• M29: 57,890,636 km (0.056 R)
• M30: 62,212,967 km (0.058 R)
• M31: 63,486,344 km (0.101 R)
• M32: 68,528,690 km (0.11 R)
• M33: 71,493,570 km (0.113 R)
• M34: 72,890,366 km (0.067 R)
• M35: 73,359,953 km (0.08 R)
• M36: 75,019,592 km (0.062 R)
• M37: 76,220,115 km (0.081 R)
• M38: 80,148,256 km (0.044 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 19,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit