🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.42 AU - 0.62 AU

Year: 141 Days

Day: 15.4 Hours

Environment

Temp: 154 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.46 AU - 0.62 AU

Year: 149 Days

Day: 15.1 Hours

Environment

Temp: 143 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.91 AU - 1.07 AU

Year: 371 Days

Day: 44.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 94.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.18 AU - 1.28 AU

Year: 514 Days

Day: 33.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,821,311 km

• M1: 261,347 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.51 AU - 1.59 AU

Year: 727 Days

Day: 32.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.69 AU - 1.81 AU

Year: 872 Days

Day: 41.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,821,311 km

• M1: 266,883 km (0.026 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.7

Radius: 10.1

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.87 AU - 5.73 AU

Year: 3962 Days

Day: 8.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,821,311 km

• M1: 126,410 km (0.109 R)
• M2: 672,742 km (0.103 R)
• M3: 991,834 km (0.104 R)
• M4: 1,355,357 km (0.119 R)
• M5: 1,882,689 km (0.11 R)
• M6: 2,360,804 km (0.093 R)
• M7: 2,935,858 km (0.092 R)
• M8: 3,803,975 km (0.103 R)
• M9: 4,411,043 km (0.071 R)
• M10: 4,810,469 km (0.065 R)
• M11: 5,901,636 km (0.082 R)
• M12: 6,685,529 km (0.079 R)
• M13: 7,570,400 km (0.057 R)
• M14: 9,418,084 km (0.043 R)
• M15: 9,805,243 km (0.109 R)
• M16: 10,570,137 km (0.088 R)
• M17: 11,073,384 km (0.093 R)
• M18: 12,679,616 km (0.052 R)
• M19: 13,009,180 km (0.08 R)
• M20: 17,655,690 km (0.04 R)
• M21: 18,066,935 km (0.117 R)
• M22: 18,786,949 km (0.093 R)
• M23: 19,965,781 km (0.085 R)
• M24: 20,930,836 km (0.047 R)
• M25: 23,023,411 km (0.105 R)
• M26: 23,656,210 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.5

Radius: 8.3

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 9.23 AU - 13.28 AU

Year: 14215 Days

Day: 9 Hours

Environment

Temp: -192 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,821,311 km

• M1: 103,971 km (0.074 R)
• M2: 379,231 km (0.117 R)
• M3: 882,029 km (0.113 R)
• M4: 1,671,158 km (0.076 R)
• M5: 2,665,236 km (0.086 R)
• M6: 3,952,226 km (0.044 R)
• M7: 4,276,854 km (0.039 R)
• M8: 4,683,610 km (0.073 R)
• M9: 5,466,157 km (0.047 R)
• M10: 5,758,022 km (0.08 R)
• M11: 10,676,052 km (0.077 R)
• M12: 12,147,945 km (0.083 R)
• M13: 13,223,255 km (0.096 R)
• M14: 13,951,946 km (0.114 R)
• M15: 14,567,841 km (0.074 R)
• M16: 19,736,148 km (0.114 R)
• M17: 21,578,296 km (0.049 R)
• M18: 22,309,381 km (0.083 R)
• M19: 24,998,253 km (0.092 R)
• M20: 25,399,175 km (0.118 R)
• M21: 26,214,035 km (0.082 R)
• M22: 41,449,680 km (0.114 R)
• M23: 43,150,459 km (0.072 R)
• M24: 44,603,054 km (0.113 R)
• M25: 46,994,526 km (0.12 R)
• M26: 54,848,115 km (0.108 R)
• M27: 55,355,550 km (0.057 R)
• M28: 59,172,690 km (0.041 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.4

Radius: 5.5

Gravity: 24.94 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 13.02 AU - 14.6 AU

Year: 19334 Days

Day: 21.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,821,311 km

• M1: 68,516 km (0.106 R)
• M2: 343,327 km (0.074 R)
• M3: 578,345 km (0.087 R)
• M4: 1,267,692 km (0.107 R)
• M5: 1,863,989 km (0.064 R)
• M6: 2,444,579 km (0.093 R)
• M7: 4,279,995 km (0.102 R)
• M8: 5,319,700 km (0.051 R)
• M9: 6,342,651 km (0.112 R)
• M10: 6,517,830 km (0.104 R)
• M11: 7,442,195 km (0.092 R)
• M12: 8,346,215 km (0.081 R)
• M13: 8,716,769 km (0.081 R)
• M14: 13,332,013 km (0.086 R)
• M15: 19,443,534 km (0.105 R)
• M16: 32,578,227 km (0.077 R)
• M17: 38,343,281 km (0.084 R)
• M18: 51,310,723 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 15,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit