🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.45 AU - 0.71 AU

Year: 168 Days

Day: 46.8 Hours

Environment

Temp: 199 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.93 AU - 1.15 AU

Year: 404 Days

Day: 29.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.04 AU - 3.18 AU

Year: 1606 Days

Day: 22.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 12.1 °

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: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.17 AU - 3.93 AU

Year: 2547 Days

Day: 33.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.6

Radius: 8.2

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.06 AU - 7.86 AU

Year: 7759 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,968,404 km

• M1: 102,175 km (0.047 R)
• M2: 527,482 km (0.106 R)
• M3: 793,467 km (0.048 R)
• M4: 1,162,525 km (0.085 R)
• M5: 1,886,429 km (0.12 R)
• M6: 2,287,052 km (0.091 R)
• M7: 2,572,485 km (0.064 R)
• M8: 3,087,550 km (0.109 R)
• M9: 4,037,647 km (0.057 R)
• M10: 4,621,826 km (0.082 R)
• M11: 5,081,092 km (0.12 R)
• M12: 8,253,165 km (0.11 R)
• M13: 9,104,526 km (0.059 R)
• M14: 9,642,780 km (0.107 R)
• M15: 11,851,742 km (0.089 R)
• M16: 14,139,841 km (0.028 R)
• M17: 15,734,554 km (0.027 R)
• M18: 16,054,395 km (0.102 R)
• M19: 18,135,600 km (0.071 R)
• M20: 24,581,623 km (0.098 R)
• M21: 27,335,271 km (0.028 R)
• M22: 27,984,376 km (0.118 R)
• M23: 29,895,638 km (0.11 R)
• M24: 31,183,676 km (0.036 R)
• M25: 34,726,752 km (0.114 R)
• M26: 38,645,169 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.8

Radius: 12.2

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.57 AU - 9.09 AU

Year: 9992 Days

Day: 11.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,968,404 km

• M1: 151,842 km (0.103 R)
• M2: 544,237 km (0.108 R)
• M3: 1,060,649 km (0.066 R)
• M4: 2,519,677 km (0.071 R)
• M5: 3,219,496 km (0.119 R)
• M6: 4,017,301 km (0.087 R)
• M7: 5,270,034 km (0.09 R)
• M8: 5,752,786 km (0.102 R)
• M9: 6,968,269 km (0.071 R)
• M10: 8,166,249 km (0.059 R)
• M11: 8,814,456 km (0.069 R)
• M12: 11,584,410 km (0.036 R)
• M13: 15,025,311 km (0.075 R)
• M14: 16,647,849 km (0.114 R)
• M15: 18,073,966 km (0.105 R)
• M16: 18,540,711 km (0.071 R)
• M17: 19,498,586 km (0.12 R)
• M18: 26,446,360 km (0.101 R)
• M19: 30,306,434 km (0.051 R)
• M20: 31,747,511 km (0.057 R)
• M21: 33,583,076 km (0.072 R)
• M22: 38,865,676 km (0.099 R)
• M23: 39,513,734 km (0.091 R)
• M24: 41,636,229 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.5

Radius: 9.5

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.4 AU - 11.6 AU

Year: 11150 Days

Day: 10.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,968,404 km

• M1: 118,182 km (0.099 R)
• M2: 628,760 km (0.096 R)
• M3: 954,434 km (0.108 R)
• M4: 1,444,068 km (0.11 R)
• M5: 1,790,687 km (0.052 R)
• M6: 2,243,220 km (0.071 R)
• M7: 2,543,014 km (0.106 R)
• M8: 3,075,134 km (0.056 R)
• M9: 3,379,266 km (0.035 R)
• M10: 4,023,435 km (0.082 R)
• M11: 4,861,482 km (0.066 R)
• M12: 5,368,170 km (0.04 R)
• M13: 6,313,778 km (0.097 R)
• M14: 7,366,498 km (0.111 R)
• M15: 9,863,137 km (0.116 R)
• M16: 10,336,166 km (0.104 R)
• M17: 10,923,637 km (0.119 R)
• M18: 12,709,536 km (0.038 R)
• M19: 13,846,629 km (0.11 R)
• M20: 18,291,780 km (0.093 R)
• M21: 23,355,668 km (0.056 R)
• M22: 27,949,669 km (0.074 R)
• M23: 29,089,456 km (0.069 R)
• M24: 30,856,655 km (0.074 R)
• M25: 32,798,585 km (0.088 R)
• M26: 33,534,158 km (0.086 R)
• M27: 34,280,651 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.8

Radius: 4.7

Gravity: 37.7 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.41 AU - 19.01 AU

Year: 23712 Days

Day: 18.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 90,968,404 km

• M1: 58,493 km (0.061 R)
• M2: 236,065 km (0.052 R)
• M3: 722,259 km (0.114 R)
• M4: 1,428,360 km (0.109 R)
• M5: 2,872,878 km (0.071 R)
• M6: 3,415,469 km (0.042 R)
• M7: 4,890,953 km (0.077 R)
• M8: 6,745,817 km (0.09 R)
• M9: 6,988,016 km (0.107 R)
• M10: 7,387,741 km (0.117 R)
• M11: 7,541,528 km (0.089 R)
• M12: 8,178,067 km (0.081 R)
• M13: 9,198,923 km (0.12 R)
• M14: 10,753,843 km (0.074 R)
• M15: 11,976,357 km (0.116 R)
• M16: 14,136,251 km (0.095 R)
• M17: 14,533,134 km (0.107 R)
• M18: 15,349,190 km (0.101 R)
• M19: 16,894,387 km (0.091 R)
• M20: 18,540,263 km (0.095 R)
• M21: 18,729,504 km (0.095 R)
• M22: 21,308,122 km (0.106 R)
• M23: 22,574,468 km (0.107 R)
• M24: 24,794,800 km (0.117 R)
• M25: 31,508,603 km (0.108 R)
• M26: 33,427,943 km (0.071 R)
• M27: 34,702,218 km (0.115 R)
• M28: 36,303,214 km (0.118 R)
• M29: 36,897,417 km (0.067 R)
• M30: 38,411,048 km (0.111 R)
• M31: 42,048,820 km (0.119 R)
• M32: 44,371,925 km (0.083 R)
• M33: 45,051,100 km (0.094 R)
• M34: 45,737,006 km (0.118 R)
• M35: 48,910,575 km (0.079 R)
• M36: 55,104,076 km (0.036 R)
• M37: 60,336,711 km (0.113 R)
• M38: 60,752,443 km (0.081 R)
• M39: 61,170,121 km (0.102 R)
• M40: 66,552,951 km (0.029 R)
• M41: 73,418,596 km (0.055 R)
• M42: 73,892,372 km (0.108 R)
• M43: 77,756,485 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 17,000 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit