🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.44 AU - 0.56 AU

Year: 147 Days

Day: 17.5 Hours

Environment

Temp: 142 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,222,644 km

• M1: 42,336 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.55 AU - 0.65 AU

Year: 193 Days

Day: 41.6 Hours

Environment

Temp: 38 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.56 AU - 0.86 AU

Year: 249 Days

Day: 42 Hours

Environment

Temp: 23 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.83 AU - 1.09 AU

Year: 392 Days

Day: 20.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 88.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.93 AU - 2.27 AU

Year: 1267 Days

Day: 18.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.54 AU - 2.92 AU

Year: 1878 Days

Day: 19.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.6

Radius: 13.3

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.26 AU - 5.36 AU

Year: 3724 Days

Day: 6.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,222,644 km

• M1: 165,605 km (0.085 R)
• M2: 623,075 km (0.094 R)
• M3: 1,622,838 km (0.111 R)
• M4: 2,702,336 km (0.067 R)
• M5: 3,709,429 km (0.114 R)
• M6: 4,172,883 km (0.108 R)
• M7: 5,048,180 km (0.098 R)
• M8: 5,908,069 km (0.088 R)
• M9: 7,854,187 km (0.104 R)
• M10: 10,430,562 km (0.049 R)
• M11: 11,570,049 km (0.059 R)
• M12: 12,345,415 km (0.117 R)
• M13: 12,881,424 km (0.079 R)
• M14: 15,385,842 km (0.114 R)
• M15: 15,902,403 km (0.091 R)
• M16: 18,428,962 km (0.075 R)
• M17: 19,248,459 km (0.052 R)
• M18: 20,460,950 km (0.088 R)
• M19: 20,897,177 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 9.9

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.12 AU - 8.12 AU

Year: 8755 Days

Day: 8.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,222,644 km

• M1: 123,269 km (0.086 R)
• M2: 485,146 km (0.102 R)
• M3: 1,023,848 km (0.063 R)
• M4: 1,634,058 km (0.119 R)
• M5: 2,287,800 km (0.106 R)
• M6: 2,849,241 km (0.116 R)
• M7: 3,476,206 km (0.078 R)
• M8: 4,165,254 km (0.101 R)
• M9: 4,732,529 km (0.115 R)
• M10: 6,021,165 km (0.108 R)
• M11: 6,413,560 km (0.116 R)
• M12: 6,822,860 km (0.045 R)
• M13: 7,328,949 km (0.099 R)
• M14: 8,028,469 km (0.101 R)
• M15: 9,418,084 km (0.09 R)
• M16: 10,395,706 km (0.086 R)
• M17: 11,493,604 km (0.079 R)
• M18: 12,042,778 km (0.059 R)
• M19: 15,185,381 km (0.067 R)
• M20: 16,665,801 km (0.114 R)
• M21: 17,015,262 km (0.11 R)
• M22: 18,987,859 km (0.087 R)
• M23: 20,305,368 km (0.118 R)
• M24: 22,521,511 km (0.118 R)
• M25: 23,294,782 km (0.085 R)
• M26: 24,532,854 km (0.073 R)
• M27: 27,139,298 km (0.112 R)
• M28: 27,721,084 km (0.119 R)
• M29: 30,131,255 km (0.083 R)
• M30: 30,754,929 km (0.077 R)
• M31: 33,891,547 km (0.074 R)
• M32: 34,793,024 km (0.117 R)
• M33: 35,942,085 km (0.037 R)
• M34: 45,244,829 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.4

Radius: 4.5

Gravity: 39.03 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 12.81 AU - 13.43 AU

Year: 19781 Days

Day: 22.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,222,644 km

• M1: 56,249 km (0.099 R)
• M2: 362,326 km (0.108 R)
• M3: 1,044,492 km (0.08 R)
• M4: 2,577,871 km (0.107 R)
• M5: 2,723,728 km (0.085 R)
• M6: 2,953,062 km (0.107 R)
• M7: 5,879,496 km (0.036 R)
• M8: 6,350,280 km (0.094 R)
• M9: 7,079,420 km (0.106 R)
• M10: 8,594,098 km (0.064 R)
• M11: 9,833,517 km (0.079 R)
• M12: 10,071,078 km (0.094 R)
• M13: 10,312,380 km (0.074 R)
• M14: 11,908,888 km (0.044 R)
• M15: 12,315,196 km (0.094 R)
• M16: 14,640,096 km (0.039 R)
• M17: 15,106,243 km (0.089 R)
• M18: 15,824,164 km (0.111 R)
• M19: 18,291,780 km (0.093 R)
• M20: 19,663,443 km (0.075 R)
• M21: 20,615,035 km (0.116 R)
• M22: 21,200,561 km (0.104 R)
• M23: 22,302,649 km (0.096 R)
• M24: 26,632,460 km (0.072 R)
• M25: 26,978,031 km (0.072 R)
• M26: 27,443,580 km (0.107 R)
• M27: 29,604,820 km (0.093 R)
• M28: 45,322,470 km (0.063 R)
• M29: 51,471,691 km (0.085 R)
• M30: 53,638,765 km (0.042 R)
• M31: 54,005,879 km (0.051 R)
• M32: 57,768,415 km (0.081 R)
• M33: 59,713,636 km (0.104 R)
• M34: 63,119,979 km (0.07 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 14,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit