🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.6 AU - 0.7 AU

Year: 195 Days

Day: 15.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 48.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.78 AU - 0.9 AU

Year: 287 Days

Day: 43.6 Hours

Environment

Temp: 111 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.07 AU - 1.09 AU

Year: 418 Days

Day: 32.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.98 AU - 1.44 AU

Year: 496 Days

Day: 12.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.5 AU - 3.02 AU

Year: 1709 Days

Day: 34 Hours

Environment

Temp: -98 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,715,364 km

• M1: 50,265 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.17 AU - 4.37 AU

Year: 2729 Days

Day: 13.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,715,364 km

• M1: 751,729 km (0.069 R)

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.7

Radius: 8.1

Gravity: 14.14 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.08 AU - 6.9 AU

Year: 5465 Days

Day: 13.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,715,364 km

• M1: 100,679 km (0.104 R)
• M2: 601,683 km (0.087 R)
• M3: 927,656 km (0.117 R)
• M4: 1,429,707 km (0.097 R)
• M5: 1,791,584 km (0.079 R)
• M6: 3,794,101 km (0.111 R)
• M7: 4,466,394 km (0.094 R)
• M8: 5,157,536 km (0.089 R)
• M9: 5,728,850 km (0.054 R)
• M10: 6,143,685 km (0.1 R)
• M11: 6,855,921 km (0.103 R)
• M12: 8,606,964 km (0.104 R)
• M13: 10,875,616 km (0.059 R)
• M14: 11,512,155 km (0.072 R)
• M15: 14,251,142 km (0.093 R)
• M16: 19,590,589 km (0.095 R)
• M17: 20,312,399 km (0.117 R)
• M18: 22,349,623 km (0.062 R)
• M19: 23,377,659 km (0.119 R)
• M20: 23,862,506 km (0.06 R)
• M21: 24,852,395 km (0.032 R)
• M22: 25,272,915 km (0.082 R)
• M23: 26,826,040 km (0.074 R)
• M24: 27,896,113 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.9

Radius: 5.1

Gravity: 26.06 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 12.4 AU - 18.26 AU

Year: 22375 Days

Day: 23.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,715,364 km

• M1: 63,429 km (0.109 R)
• M2: 588,817 km (0.104 R)
• M3: 932,892 km (0.12 R)
• M4: 1,109,567 km (0.047 R)
• M5: 1,465,610 km (0.077 R)
• M6: 1,973,495 km (0.04 R)
• M7: 2,312,484 km (0.096 R)
• M8: 3,841,374 km (0.104 R)
• M9: 4,795,958 km (0.055 R)
• M10: 5,289,182 km (0.099 R)
• M11: 5,732,291 km (0.059 R)
• M12: 7,018,833 km (0.083 R)
• M13: 7,754,705 km (0.089 R)
• M14: 9,206,851 km (0.104 R)
• M15: 11,478,196 km (0.105 R)
• M16: 12,014,205 km (0.11 R)
• M17: 14,249,796 km (0.116 R)
• M18: 16,410,288 km (0.074 R)
• M19: 18,144,875 km (0.114 R)
• M20: 18,505,855 km (0.111 R)
• M21: 22,178,034 km (0.05 R)
• M22: 27,592,729 km (0.05 R)
• M23: 31,050,684 km (0.098 R)
• M24: 36,762,330 km (0.06 R)
• M25: 37,631,494 km (0.072 R)
• M26: 38,218,516 km (0.101 R)
• M27: 41,400,612 km (0.11 R)
• M28: 41,869,153 km (0.09 R)
• M29: 45,745,682 km (0.115 R)
• M30: 47,599,798 km (0.115 R)
• M31: 48,113,966 km (0.116 R)
• M32: 49,328,252 km (0.041 R)
• M33: 52,361,798 km (0.04 R)
• M34: 58,209,579 km (0.053 R)
• M35: 64,268,891 km (0.091 R)
• M36: 68,098,896 km (0.075 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 12,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit