🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.63 AU - 0.91 AU

Year: 243 Days

Day: 12.5 Hours

Environment

Temp: 184 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 49,847,158 km

• M1: 35,754 km (0.065 R)
• M2: 293,511 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.61 AU - 1.93 AU

Year: 847 Days

Day: 17.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.57 AU - 3.99 AU

Year: 2138 Days

Day: 42.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.23 AU - 5.05 AU

Year: 3032 Days

Day: 27.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,847,158 km

• M1: 1,824,047 km (0.046 R)

Asteroid Belt

Center: 6.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.6

Radius: 14.5

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.21 AU - 9.69 AU

Year: 8067 Days

Day: 9 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,847,158 km

• M1: 180,415 km (0.059 R)
• M2: 663,018 km (0.1 R)
• M3: 1,149,360 km (0.057 R)
• M4: 2,203,277 km (0.106 R)
• M5: 4,466,095 km (0.12 R)
• M6: 4,920,723 km (0.07 R)
• M7: 7,680,055 km (0.112 R)
• M8: 9,185,908 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.9

Radius: 6.3

Gravity: 16.15 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.72 AU - 15.48 AU

Year: 20077 Days

Day: 22.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 49,847,158 km

• M1: 88,861 km (0.034 R)
• M2: 340,036 km (0.118 R)
• M3: 622,477 km (0.097 R)
• M4: 915,988 km (0.103 R)
• M5: 1,256,921 km (0.069 R)
• M6: 1,513,033 km (0.102 R)
• M7: 1,714,541 km (0.055 R)
• M8: 1,934,001 km (0.107 R)
• M9: 2,131,171 km (0.106 R)
• M10: 2,589,988 km (0.108 R)
• M11: 3,219,496 km (0.082 R)
• M12: 3,469,474 km (0.109 R)
• M13: 4,431,837 km (0.092 R)
• M14: 4,884,221 km (0.105 R)
• M15: 5,140,332 km (0.051 R)
• M16: 6,255,734 km (0.1 R)
• M17: 7,006,865 km (0.098 R)
• M18: 7,238,742 km (0.037 R)
• M19: 7,718,203 km (0.058 R)
• M20: 8,066,168 km (0.052 R)
• M21: 8,954,779 km (0.113 R)
• M22: 9,394,896 km (0.084 R)
• M23: 17,246,540 km (0.099 R)
• M24: 19,343,005 km (0.085 R)
• M25: 22,394,652 km (0.073 R)
• M26: 23,000,523 km (0.068 R)
• M27: 24,562,923 km (0.118 R)
• M28: 24,776,399 km (0.069 R)
• M29: 30,036,410 km (0.064 R)
• M30: 31,396,105 km (0.115 R)
• M31: 34,504,001 km (0.116 R)
• M32: 39,541,260 km (0.066 R)
• M33: 39,834,771 km (0.069 R)
• M34: 45,850,551 km (0.09 R)
• M35: 47,155,044 km (0.09 R)
• M36: 49,327,504 km (0.086 R)
• M37: 56,987,663 km (0.109 R)
• M38: 66,639,867 km (0.105 R)
• M39: 71,523,939 km (0.042 R)
• M40: 72,836,062 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.7

Radius: 8

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 11.79 AU - 18.29 AU

Year: 20991 Days

Day: 19.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,847,158 km

• M1: 99,483 km (0.065 R)
• M2: 573,857 km (0.084 R)
• M3: 886,218 km (0.092 R)
• M4: 1,283,999 km (0.06 R)
• M5: 1,964,519 km (0.047 R)
• M6: 2,309,492 km (0.108 R)
• M7: 3,095,928 km (0.113 R)
• M8: 3,366,550 km (0.12 R)
• M9: 3,742,041 km (0.105 R)
• M10: 4,341,031 km (0.1 R)
• M11: 5,300,103 km (0.037 R)
• M12: 7,202,240 km (0.036 R)
• M13: 7,777,892 km (0.093 R)
• M14: 9,804,196 km (0.081 R)
• M15: 10,212,598 km (0.105 R)
• M16: 11,442,143 km (0.083 R)
• M17: 12,225,587 km (0.097 R)
• M18: 13,754,178 km (0.079 R)
• M19: 14,045,146 km (0.096 R)
• M20: 17,609,016 km (0.119 R)
• M21: 21,053,357 km (0.093 R)
• M22: 24,600,771 km (0.117 R)
• M23: 26,571,723 km (0.07 R)
• M24: 31,955,003 km (0.068 R)
• M25: 33,242,891 km (0.077 R)
• M26: 35,238,975 km (0.118 R)
• M27: 36,892,331 km (0.105 R)
• M28: 37,313,598 km (0.067 R)
• M29: 38,022,842 km (0.092 R)
• M30: 43,553,475 km (0.1 R)
• M31: 46,428,148 km (0.118 R)
• M32: 59,386,166 km (0.114 R)
• M33: 64,934,601 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106

Radius: 5.6

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 17.61 AU - 17.93 AU

Year: 26959 Days

Day: 24.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,847,158 km

• M1: 69,713 km (0.034 R)
• M2: 550,670 km (0.091 R)
• M3: 1,049,429 km (0.042 R)
• M4: 1,258,716 km (0.079 R)
• M5: 1,640,341 km (0.081 R)
• M6: 2,632,175 km (0.076 R)
• M7: 2,999,737 km (0.071 R)
• M8: 3,400,958 km (0.078 R)
• M9: 3,601,718 km (0.038 R)
• M10: 3,945,045 km (0.042 R)
• M11: 4,252,319 km (0.11 R)
• M12: 7,692,023 km (0.081 R)
• M13: 8,351,451 km (0.085 R)
• M14: 9,385,471 km (0.117 R)
• M15: 10,035,175 km (0.117 R)
• M16: 11,202,337 km (0.115 R)
• M17: 12,575,795 km (0.117 R)
• M18: 13,676,836 km (0.076 R)
• M19: 16,997,460 km (0.09 R)
• M20: 17,660,627 km (0.102 R)
• M21: 21,237,961 km (0.113 R)
• M22: 23,240,328 km (0.105 R)
• M23: 23,965,280 km (0.064 R)
• M24: 26,230,640 km (0.085 R)
• M25: 33,991,628 km (0.082 R)
• M26: 37,952,681 km (0.111 R)
• M27: 41,546,171 km (0.114 R)
• M28: 45,359,870 km (0.108 R)
• M29: 46,348,562 km (0.095 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 18,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit