🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.81 AU - 1.27 AU

Year: 371 Days

Day: 41.2 Hours

Environment

Temp: 82 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,961,524 km

• M1: 696,827 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.23 AU - 1.69 AU

Year: 617 Days

Day: 46 Hours

Environment

Temp: 2 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.15 AU - 1.89 AU

Year: 656 Days

Day: 36.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 177.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 112,961,524 km

• M1: 336,146 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.42 AU - 1.88 AU

Year: 741 Days

Day: 29.8 Hours

Environment

Temp: -26 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.14 AU - 2.38 AU

Year: 1189 Days

Day: 15.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.65 AU - 3.19 AU

Year: 1746 Days

Day: 19.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.2

Radius: 9.6

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.72 AU - 6.86 AU

Year: 4874 Days

Day: 7.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 112,961,524 km

• M1: 119,529 km (0.096 R)
• M2: 425,307 km (0.115 R)
• M3: 793,766 km (0.091 R)
• M4: 1,227,899 km (0.09 R)
• M5: 2,674,062 km (0.067 R)
• M6: 3,193,765 km (0.066 R)
• M7: 3,643,606 km (0.067 R)
• M8: 4,283,735 km (0.064 R)
• M9: 4,724,002 km (0.107 R)
• M10: 5,108,917 km (0.071 R)
• M11: 5,787,194 km (0.076 R)
• M12: 6,196,344 km (0.111 R)
• M13: 6,591,133 km (0.084 R)
• M14: 9,029,279 km (0.108 R)
• M15: 10,244,612 km (0.084 R)
• M16: 11,033,890 km (0.118 R)
• M17: 11,419,105 km (0.088 R)
• M18: 12,680,963 km (0.069 R)
• M19: 14,089,427 km (0.04 R)
• M20: 19,352,130 km (0.119 R)
• M21: 22,726,011 km (0.07 R)
• M22: 23,746,268 km (0.11 R)
• M23: 26,387,568 km (0.101 R)
• M24: 27,778,978 km (0.053 R)
• M25: 29,863,924 km (0.078 R)
• M26: 31,182,928 km (0.073 R)
• M27: 32,836,284 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.5

Radius: 6.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 15.86 AU - 15.86 AU

Year: 22097 Days

Day: 19.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 112,961,524 km

• M1: 79,586 km (0.114 R)
• M2: 305,778 km (0.082 R)
• M3: 709,692 km (0.051 R)
• M4: 932,892 km (0.114 R)
• M5: 1,313,320 km (0.09 R)
• M6: 1,824,346 km (0.107 R)
• M7: 2,382,645 km (0.054 R)
• M8: 4,048,418 km (0.115 R)
• M9: 4,300,490 km (0.092 R)
• M10: 5,482,463 km (0.093 R)
• M11: 5,791,532 km (0.091 R)
• M12: 6,075,918 km (0.078 R)
• M13: 7,266,717 km (0.08 R)
• M14: 10,203,622 km (0.083 R)
• M15: 11,483,282 km (0.036 R)
• M16: 16,378,124 km (0.057 R)
• M17: 17,309,820 km (0.119 R)
• M18: 18,888,975 km (0.118 R)
• M19: 28,855,634 km (0.102 R)
• M20: 29,165,002 km (0.113 R)
• M21: 30,531,429 km (0.12 R)
• M22: 32,050,147 km (0.101 R)
• M23: 34,886,223 km (0.071 R)
• M24: 37,516,453 km (0.06 R)
• M25: 38,008,630 km (0.108 R)
• M26: 43,168,261 km (0.1 R)
• M27: 48,049,639 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938

Radius: 5.7

Gravity: 28.87 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 17.2 AU - 22.48 AU

Year: 30916 Days

Day: 18.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 112,961,524 km

• M1: 96,491 km (0.054 R)
• M2: 307,573 km (0.108 R)
• M3: 869,912 km (0.074 R)
• M4: 1,192,893 km (0.087 R)
• M5: 1,480,570 km (0.083 R)
• M6: 2,711,761 km (0.12 R)
• M7: 2,910,576 km (0.033 R)
• M8: 8,139,620 km (0.074 R)
• M9: 9,427,508 km (0.026 R)
• M10: 10,221,424 km (0.069 R)
• M11: 10,634,763 km (0.092 R)
• M12: 13,597,848 km (0.097 R)
• M13: 17,164,710 km (0.063 R)
• M14: 32,822,371 km (0.119 R)
• M15: 42,913,196 km (0.049 R)
• M16: 43,448,009 km (0.109 R)
• M17: 45,631,689 km (0.117 R)
• M18: 64,620,296 km (0.101 R)
• M19: 66,742,940 km (0.088 R)
• M20: 72,882,287 km (0.054 R)
• M21: 89,129,065 km (0.097 R)
• M22: 89,418,537 km (0.041 R)
• M23: 94,435,750 km (0.113 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 20,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit