🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.45 AU - 0.71 AU

Year: 166 Days

Day: 42.8 Hours

Environment

Temp: 138 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,121,888 km

• M1: 80,334 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.37 AU - 1.37 AU

Year: 604 Days

Day: 39.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.46 AU - 3.26 AU

Year: 1822 Days

Day: 35.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.16 AU - 4.74 AU

Year: 2957 Days

Day: 38.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,121,888 km

• M1: 70,610 km (0.106 R)
• M2: 89,310 km (0.043 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.97 AU - 4.47 AU

Year: 3266 Days

Day: 26.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,121,888 km

• M1: 1,220,868 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.1

Radius: 14.6

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.03 AU - 5.29 AU

Year: 3790 Days

Day: 6.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,121,888 km

• M1: 181,612 km (0.072 R)
• M2: 799,301 km (0.088 R)
• M3: 1,297,313 km (0.099 R)
• M4: 1,985,912 km (0.069 R)
• M5: 3,862,318 km (0.082 R)
• M6: 4,493,172 km (0.107 R)
• M7: 5,887,723 km (0.038 R)
• M8: 7,004,621 km (0.059 R)
• M9: 9,276,714 km (0.096 R)
• M10: 10,901,646 km (0.086 R)
• M11: 17,746,197 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.4

Radius: 5.4

Gravity: 20.14 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 16.35 AU - 18.17 AU

Year: 27014 Days

Day: 18.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,121,888 km

• M1: 70,610 km (0.113 R)
• M2: 243,695 km (0.059 R)
• M3: 672,592 km (0.112 R)
• M4: 896,241 km (0.083 R)
• M5: 1,113,307 km (0.079 R)
• M6: 1,530,685 km (0.073 R)
• M7: 1,747,154 km (0.058 R)
• M8: 3,267,965 km (0.105 R)
• M9: 7,792,553 km (0.105 R)
• M10: 12,334,943 km (0.1 R)
• M11: 13,888,218 km (0.041 R)
• M12: 16,155,972 km (0.083 R)
• M13: 18,286,694 km (0.112 R)
• M14: 22,242,211 km (0.105 R)
• M15: 30,082,486 km (0.073 R)
• M16: 39,427,267 km (0.086 R)
• M17: 49,268,264 km (0.089 R)
• M18: 53,131,629 km (0.087 R)
• M19: 60,215,537 km (0.112 R)
• M20: 72,909,664 km (0.054 R)
• M21: 73,610,679 km (0.099 R)
• M22: 81,874,017 km (0.11 R)
• M23: 83,139,017 km (0.051 R)
• M24: 88,329,614 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.1

Radius: 3.1

Gravity: 36.12 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 16.38 AU - 18.14 AU

Year: 27014 Days

Day: 23.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,121,888 km

• M1: 38,596 km (0.076 R)
• M2: 530,773 km (0.108 R)
• M3: 686,205 km (0.103 R)
• M4: 882,478 km (0.098 R)
• M5: 1,417,141 km (0.082 R)
• M6: 1,664,875 km (0.091 R)
• M7: 2,203,128 km (0.087 R)
• M8: 3,242,235 km (0.116 R)
• M9: 4,039,741 km (0.119 R)
• M10: 4,779,951 km (0.099 R)
• M11: 6,178,691 km (0.069 R)
• M12: 10,819,965 km (0.092 R)
• M13: 11,768,864 km (0.102 R)
• M14: 12,499,052 km (0.072 R)
• M15: 14,122,488 km (0.116 R)
• M16: 16,607,159 km (0.058 R)
• M17: 22,822,651 km (0.077 R)
• M18: 24,481,542 km (0.113 R)
• M19: 26,219,121 km (0.068 R)
• M20: 28,858,177 km (0.085 R)
• M21: 29,095,739 km (0.102 R)
• M22: 34,256,865 km (0.112 R)
• M23: 35,875,365 km (0.042 R)
• M24: 39,409,465 km (0.104 R)
• M25: 46,018,399 km (0.108 R)
• M26: 46,180,264 km (0.113 R)
• M27: 49,498,644 km (0.117 R)
• M28: 50,524,287 km (0.103 R)
• M29: 51,389,711 km (0.048 R)
• M30: 59,435,982 km (0.107 R)
• M31: 60,400,140 km (0.077 R)
• M32: 61,964,635 km (0.04 R)
• M33: 62,756,756 km (0.08 R)
• M34: 73,457,192 km (0.093 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 10,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit