🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.43 AU - 0.65 AU

Year: 145 Days

Day: 31.1 Hours

Environment

Temp: 255 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,003,505 km

• M1: 137,630 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.52 AU - 0.76 AU

Year: 187 Days

Day: 35.5 Hours

Environment

Temp: 193 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.83 AU - 1.11 AU

Year: 349 Days

Day: 39.7 Hours

Environment

Temp: 42 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.07 AU - 2.71 AU

Year: 1350 Days

Day: 46.6 Hours

Environment

Temp: -78 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.47 AU - 2.89 AU

Year: 1602 Days

Day: 18.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.54 AU - 2.94 AU

Year: 1657 Days

Day: 21.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.8

Radius: 13.6

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.61 AU - 5.17 AU

Year: 3950 Days

Day: 7.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,003,505 km

• M1: 170,392 km (0.103 R)
• M2: 624,721 km (0.108 R)
• M3: 1,706,912 km (0.087 R)
• M4: 2,354,820 km (0.11 R)
• M5: 2,851,036 km (0.091 R)
• M6: 3,857,830 km (0.043 R)
• M7: 5,581,945 km (0.079 R)
• M8: 6,196,942 km (0.036 R)
• M9: 7,356,475 km (0.071 R)
• M10: 8,096,985 km (0.115 R)
• M11: 9,360,638 km (0.11 R)
• M12: 10,188,213 km (0.112 R)
• M13: 12,422,458 km (0.077 R)
• M14: 14,856,265 km (0.042 R)
• M15: 16,626,158 km (0.109 R)
• M16: 20,038,635 km (0.047 R)
• M17: 20,718,258 km (0.043 R)
• M18: 22,195,537 km (0.078 R)
• M19: 24,273,152 km (0.062 R)
• M20: 24,812,153 km (0.076 R)
• M21: 27,963,133 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967

Radius: 3

Gravity: 107.44 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.39 AU - 18.09 AU

Year: 22809 Days

Day: 23.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,003,505 km

• M1: 37,250 km (0.107 R)
• M2: 214,823 km (0.054 R)
• M3: 377,435 km (0.106 R)
• M4: 519,553 km (0.076 R)
• M5: 646,263 km (0.045 R)
• M6: 749,336 km (0.063 R)
• M7: 875,447 km (0.096 R)
• M8: 1,790,238 km (0.057 R)
• M9: 3,175,664 km (0.096 R)
• M10: 4,716,671 km (0.052 R)
• M11: 5,027,685 km (0.09 R)
• M12: 12,981,954 km (0.111 R)
• M13: 14,865,989 km (0.099 R)
• M14: 16,044,970 km (0.12 R)
• M15: 17,467,047 km (0.04 R)
• M16: 20,969,433 km (0.087 R)
• M17: 21,912,797 km (0.065 R)
• M18: 26,449,203 km (0.093 R)
• M19: 29,971,933 km (0.113 R)
• M20: 30,234,926 km (0.112 R)
• M21: 33,229,876 km (0.08 R)
• M22: 33,511,569 km (0.061 R)
• M23: 38,392,349 km (0.116 R)
• M24: 40,118,858 km (0.059 R)
• M25: 54,452,727 km (0.094 R)
• M26: 56,029,938 km (0.045 R)
• M27: 56,428,915 km (0.082 R)
• M28: 62,429,136 km (0.078 R)
• M29: 64,811,782 km (0.093 R)
• M30: 73,270,494 km (0.098 R)
• M31: 85,300,407 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.3

Radius: 8

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 16.58 AU - 20.98 AU

Year: 29726 Days

Day: 15.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,003,505 km

• M1: 99,483 km (0.086 R)
• M2: 365,019 km (0.102 R)
• M3: 1,072,168 km (0.118 R)
• M4: 1,698,385 km (0.063 R)
• M5: 5,495,777 km (0.087 R)
• M6: 6,876,266 km (0.108 R)
• M7: 7,267,016 km (0.088 R)
• M8: 7,518,789 km (0.078 R)
• M9: 8,584,823 km (0.096 R)
• M10: 12,032,007 km (0.095 R)
• M11: 21,185,452 km (0.108 R)
• M12: 21,908,907 km (0.115 R)
• M13: 24,290,057 km (0.116 R)
• M14: 24,854,340 km (0.079 R)
• M15: 26,480,917 km (0.101 R)
• M16: 34,969,699 km (0.068 R)
• M17: 37,756,109 km (0.119 R)
• M18: 39,126,276 km (0.089 R)
• M19: 59,862,635 km (0.092 R)
• M20: 64,264,552 km (0.064 R)
• M21: 67,537,604 km (0.102 R)
• M22: 79,002,187 km (0.093 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 14,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit