🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.56 AU - 0.8 AU

Year: 215 Days

Day: 23.6 Hours

Environment

Temp: 130 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,296,589 km

• M1: 26,628 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.27 AU - 2.71 AU

Year: 1504 Days

Day: 43.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.3

Radius: 8.1

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.06 AU - 5.38 AU

Year: 4566 Days

Day: 13.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,296,589 km

• M1: 100,829 km (0.033 R)
• M2: 394,789 km (0.11 R)
• M3: 668,852 km (0.039 R)
• M4: 987,196 km (0.039 R)
• M5: 1,247,796 km (0.118 R)
• M6: 1,702,274 km (0.088 R)
• M7: 2,201,931 km (0.092 R)
• M8: 2,586,846 km (0.106 R)
• M9: 3,054,190 km (0.095 R)
• M10: 3,328,553 km (0.117 R)
• M11: 3,727,081 km (0.118 R)
• M12: 4,877,489 km (0.095 R)
• M13: 5,144,372 km (0.092 R)
• M14: 5,449,102 km (0.098 R)
• M15: 5,854,363 km (0.108 R)
• M16: 7,329,398 km (0.099 R)
• M17: 8,645,111 km (0.087 R)
• M18: 9,772,182 km (0.025 R)
• M19: 11,736,851 km (0.067 R)
• M20: 13,321,541 km (0.071 R)
• M21: 17,092,305 km (0.088 R)
• M22: 19,519,381 km (0.109 R)
• M23: 21,165,256 km (0.12 R)
• M24: 23,050,638 km (0.117 R)
• M25: 28,248,716 km (0.107 R)

Asteroid Belt

Center: 7.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532

Radius: 14.1

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.9 AU - 10.92 AU

Year: 11945 Days

Day: 9.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,296,589 km

• M1: 176,376 km (0.097 R)
• M2: 1,004,550 km (0.048 R)
• M3: 1,840,951 km (0.048 R)
• M4: 5,144,820 km (0.114 R)
• M5: 6,061,706 km (0.094 R)
• M6: 6,848,142 km (0.106 R)
• M7: 9,868,972 km (0.115 R)
• M8: 12,475,415 km (0.048 R)
• M9: 13,376,593 km (0.095 R)
• M10: 22,652,110 km (0.107 R)
• M11: 24,916,423 km (0.077 R)
• M12: 25,671,743 km (0.079 R)
• M13: 26,248,293 km (0.051 R)
• M14: 36,327,150 km (0.096 R)
• M15: 40,446,776 km (0.114 R)
• M16: 43,360,045 km (0.104 R)
• M17: 45,285,220 km (0.094 R)
• M18: 47,410,408 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.9

Radius: 11.5

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 9.16 AU - 13.86 AU

Year: 14951 Days

Day: 14.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,296,589 km

• M1: 143,165 km (0.046 R)
• M2: 675,584 km (0.103 R)
• M3: 1,424,321 km (0.092 R)
• M4: 2,852,682 km (0.068 R)
• M5: 4,183,355 km (0.055 R)
• M6: 4,697,074 km (0.102 R)
• M7: 10,165,325 km (0.099 R)
• M8: 11,522,327 km (0.036 R)
• M9: 11,895,275 km (0.069 R)
• M10: 12,929,894 km (0.035 R)
• M11: 14,520,717 km (0.094 R)
• M12: 16,238,400 km (0.103 R)
• M13: 17,756,370 km (0.103 R)
• M14: 18,338,754 km (0.087 R)
• M15: 19,629,784 km (0.047 R)
• M16: 21,350,907 km (0.087 R)
• M17: 22,392,108 km (0.114 R)
• M18: 23,866,246 km (0.062 R)
• M19: 25,930,996 km (0.051 R)
• M20: 28,112,282 km (0.062 R)
• M21: 34,351,411 km (0.065 R)
• M22: 36,309,498 km (0.098 R)
• M23: 41,455,664 km (0.095 R)
• M24: 42,481,008 km (0.048 R)
• M25: 43,074,612 km (0.096 R)
• M26: 46,281,692 km (0.028 R)
• M27: 47,068,128 km (0.081 R)
• M28: 49,644,652 km (0.119 R)
• M29: 55,429,452 km (0.108 R)
• M30: 56,494,888 km (0.069 R)
• M31: 66,506,875 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.8

Radius: 4.5

Gravity: 26.71 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 16.63 AU - 16.87 AU

Year: 26248 Days

Day: 20.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,296,589 km

• M1: 64,776 km (0.109 R)
• M2: 205,248 km (0.088 R)
• M3: 781,649 km (0.111 R)
• M4: 3,515,251 km (0.09 R)
• M5: 4,715,026 km (0.069 R)
• M6: 6,614,470 km (0.086 R)
• M7: 9,084,181 km (0.062 R)
• M8: 10,460,182 km (0.111 R)
• M9: 14,379,497 km (0.106 R)
• M10: 16,322,923 km (0.082 R)
• M11: 17,094,698 km (0.104 R)
• M12: 17,357,243 km (0.103 R)
• M13: 20,820,583 km (0.112 R)
• M14: 22,660,786 km (0.074 R)
• M15: 23,512,297 km (0.094 R)
• M16: 25,392,443 km (0.093 R)
• M17: 29,448,640 km (0.108 R)
• M18: 30,848,128 km (0.091 R)
• M19: 35,029,389 km (0.098 R)
• M20: 35,595,018 km (0.059 R)
• M21: 45,491,366 km (0.052 R)
• M22: 48,572,633 km (0.088 R)
• M23: 48,747,813 km (0.106 R)
• M24: 52,893,469 km (0.067 R)
• M25: 62,083,565 km (0.097 R)
• M26: 66,728,429 km (0.068 R)
• M27: 68,473,339 km (0.051 R)
• M28: 69,357,163 km (0.042 R)
• M29: 75,992,876 km (0.047 R)
• M30: 81,547,146 km (0.111 R)
• M31: 83,039,235 km (0.037 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 19,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit