🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.76 AU - 0.9 AU

Year: 273 Days

Day: 14.2 Hours

Environment

Temp: 144 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.16 AU - 2.42 AU

Year: 1253 Days

Day: 24.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.26 AU - 5.1 AU

Year: 3091 Days

Day: 23.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.72 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 15.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.7

Radius: 3.9

Gravity: 53.3 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 11.88 AU - 18.62 AU

Year: 21537 Days

Day: 22.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,691,956 km

• M1: 51,761 km (0.098 R)
• M2: 381,774 km (0.111 R)
• M3: 601,084 km (0.109 R)
• M4: 776,563 km (0.112 R)
• M5: 900,130 km (0.101 R)
• M6: 1,864,139 km (0.097 R)
• M7: 2,088,386 km (0.108 R)
• M8: 3,429,082 km (0.048 R)
• M9: 3,671,880 km (0.119 R)
• M10: 4,685,705 km (0.033 R)
• M11: 6,088,633 km (0.103 R)
• M12: 11,524,571 km (0.075 R)
• M13: 12,068,808 km (0.068 R)
• M14: 12,701,308 km (0.093 R)
• M15: 15,698,950 km (0.104 R)
• M16: 22,410,359 km (0.099 R)
• M17: 24,455,213 km (0.058 R)
• M18: 28,174,216 km (0.071 R)
• M19: 34,432,643 km (0.109 R)
• M20: 36,418,704 km (0.086 R)
• M21: 47,329,475 km (0.109 R)
• M22: 50,496,013 km (0.099 R)
• M23: 51,037,258 km (0.081 R)
• M24: 61,655,715 km (0.075 R)
• M25: 73,654,661 km (0.114 R)
• M26: 75,285,128 km (0.11 R)
• M27: 75,519,997 km (0.072 R)
• M28: 81,799,517 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.5

Radius: 4.8

Gravity: 39.87 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 15.76 AU - 16.24 AU

Year: 23146 Days

Day: 17.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,691,956 km

• M1: 59,690 km (0.096 R)
• M2: 318,793 km (0.115 R)
• M3: 546,631 km (0.073 R)
• M4: 821,442 km (0.119 R)
• M5: 1,057,358 km (0.114 R)
• M6: 1,503,907 km (0.073 R)
• M7: 1,665,473 km (0.087 R)
• M8: 2,132,368 km (0.069 R)
• M9: 2,290,643 km (0.05 R)
• M10: 2,734,051 km (0.104 R)
• M11: 2,976,100 km (0.046 R)
• M12: 4,517,257 km (0.052 R)
• M13: 5,584,638 km (0.094 R)
• M14: 7,005,668 km (0.042 R)
• M15: 9,840,548 km (0.099 R)
• M16: 12,831,907 km (0.102 R)
• M17: 15,860,366 km (0.094 R)
• M18: 17,448,048 km (0.116 R)
• M19: 19,725,826 km (0.11 R)
• M20: 21,663,866 km (0.091 R)
• M21: 26,032,573 km (0.087 R)
• M22: 30,422,522 km (0.117 R)
• M23: 32,446,133 km (0.115 R)
• M24: 33,985,943 km (0.113 R)
• M25: 36,015,089 km (0.043 R)
• M26: 43,249,492 km (0.102 R)
• M27: 46,325,225 km (0.087 R)
• M28: 51,958,632 km (0.069 R)
• M29: 64,779,169 km (0.11 R)
• M30: 67,438,571 km (0.101 R)
• M31: 67,888,711 km (0.068 R)
• M32: 71,096,388 km (0.077 R)
• M33: 75,609,008 km (0.114 R)
• M34: 77,811,836 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377

Radius: 7.3

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 13.25 AU - 21.99 AU

Year: 26748 Days

Day: 22.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,691,956 km

• M1: 118,930 km (0.12 R)
• M2: 601,234 km (0.048 R)
• M3: 1,804,300 km (0.084 R)
• M4: 2,132,069 km (0.115 R)
• M5: 2,544,959 km (0.084 R)
• M6: 2,882,452 km (0.107 R)
• M7: 4,929,250 km (0.113 R)
• M8: 5,339,447 km (0.09 R)
• M9: 7,165,289 km (0.064 R)
• M10: 7,790,608 km (0.081 R)
• M11: 13,654,097 km (0.054 R)
• M12: 14,463,272 km (0.046 R)
• M13: 18,725,913 km (0.029 R)
• M14: 25,689,994 km (0.051 R)
• M15: 26,694,543 km (0.117 R)
• M16: 31,225,713 km (0.098 R)
• M17: 33,937,175 km (0.108 R)
• M18: 39,089,624 km (0.114 R)
• M19: 44,740,086 km (0.057 R)
• M20: 45,704,842 km (0.109 R)
• M21: 64,704,819 km (0.114 R)
• M22: 71,028,471 km (0.088 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 16,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit