🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.54 AU - 0.88 AU

Year: 208 Days

Day: 35.4 Hours

Environment

Temp: 202 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.69 AU - 0.83 AU

Year: 231 Days

Day: 18.1 Hours

Environment

Temp: 214 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.09 AU - 1.31 AU

Year: 458 Days

Day: 30.5 Hours

Environment

Temp: 21 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.84 AU - 2.72 AU

Year: 1199 Days

Day: 40.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 25.6 °

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: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.48 AU - 2.88 AU

Year: 1528 Days

Day: 45.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,700,545 km

• M1: 1,094,009 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.5

Radius: 14.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.21 AU - 11.75 AU

Year: 11815 Days

Day: 11.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,700,545 km

• M1: 184,155 km (0.089 R)
• M2: 856,448 km (0.098 R)
• M3: 1,599,052 km (0.11 R)
• M4: 2,226,016 km (0.108 R)
• M5: 4,352,400 km (0.104 R)
• M6: 4,987,294 km (0.075 R)
• M7: 6,119,002 km (0.073 R)
• M8: 7,199,846 km (0.12 R)
• M9: 8,091,300 km (0.083 R)
• M10: 9,608,671 km (0.082 R)
• M11: 10,412,161 km (0.061 R)
• M12: 11,552,995 km (0.095 R)
• M13: 13,201,713 km (0.085 R)
• M14: 13,692,544 km (0.071 R)
• M15: 15,537,534 km (0.096 R)
• M16: 16,023,578 km (0.07 R)
• M17: 17,283,491 km (0.092 R)
• M18: 18,137,096 km (0.104 R)
• M19: 30,218,171 km (0.073 R)
• M20: 32,335,281 km (0.067 R)
• M21: 33,129,047 km (0.094 R)
• M22: 33,631,845 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.5

Radius: 9.6

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 12.95 AU - 13.47 AU

Year: 16720 Days

Day: 6.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,700,545 km

• M1: 148,999 km (0.06 R)
• M2: 474,375 km (0.118 R)
• M3: 795,412 km (0.076 R)
• M4: 1,108,520 km (0.094 R)
• M5: 1,443,470 km (0.084 R)
• M6: 1,810,433 km (0.105 R)
• M7: 2,367,985 km (0.094 R)
• M8: 3,359,071 km (0.112 R)
• M9: 3,948,636 km (0.108 R)
• M10: 7,981,645 km (0.078 R)
• M11: 10,408,571 km (0.107 R)
• M12: 11,987,277 km (0.096 R)
• M13: 13,431,944 km (0.111 R)
• M14: 16,011,909 km (0.094 R)
• M15: 20,760,893 km (0.112 R)
• M16: 24,188,929 km (0.1 R)
• M17: 25,483,997 km (0.096 R)
• M18: 26,036,911 km (0.117 R)
• M19: 29,403,461 km (0.051 R)
• M20: 30,504,502 km (0.108 R)
• M21: 32,659,010 km (0.101 R)
• M22: 38,413,292 km (0.079 R)
• M23: 43,226,006 km (0.067 R)
• M24: 52,589,187 km (0.118 R)
• M25: 56,422,483 km (0.098 R)
• M26: 61,818,029 km (0.076 R)
• M27: 66,083,214 km (0.112 R)
• M28: 71,193,477 km (0.081 R)
• M29: 72,290,329 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.5

Radius: 6.2

Gravity: 17.81 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 12.74 AU - 18.06 AU

Year: 21046 Days

Day: 17.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,700,545 km

• M1: 86,916 km (0.074 R)
• M2: 543,339 km (0.083 R)
• M3: 1,219,223 km (0.116 R)
• M4: 1,766,302 km (0.109 R)
• M5: 3,167,286 km (0.078 R)
• M6: 3,995,310 km (0.031 R)
• M7: 5,184,913 km (0.098 R)
• M8: 5,456,283 km (0.094 R)
• M9: 6,027,897 km (0.07 R)
• M10: 8,292,210 km (0.107 R)
• M11: 8,663,961 km (0.099 R)
• M12: 11,650,383 km (0.058 R)
• M13: 13,445,557 km (0.107 R)
• M14: 17,315,804 km (0.043 R)
• M15: 29,545,579 km (0.113 R)
• M16: 34,454,783 km (0.05 R)
• M17: 45,522,183 km (0.072 R)
• M18: 51,317,156 km (0.105 R)
• M19: 53,292,297 km (0.113 R)
• M20: 56,254,933 km (0.11 R)
• M21: 57,584,858 km (0.109 R)
• M22: 58,547,520 km (0.108 R)
• M23: 58,741,399 km (0.05 R)
• M24: 62,911,290 km (0.096 R)
• M25: 64,137,993 km (0.036 R)
• M26: 68,556,815 km (0.117 R)
• M27: 73,624,742 km (0.059 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 18,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit