🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.54 AU - 0.72 AU

Year: 190 Days

Day: 22.3 Hours

Environment

Temp: 181 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.38 AU - 1.4 AU

Year: 624 Days

Day: 15.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713

Radius: 9.2

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.13 AU - 4.57 AU

Year: 3455 Days

Day: 5.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,153,046 km

• M1: 114,442 km (0.066 R)
• M2: 460,163 km (0.102 R)
• M3: 796,459 km (0.119 R)
• M4: 1,349,672 km (0.112 R)
• M5: 1,877,902 km (0.083 R)
• M6: 2,183,830 km (0.11 R)
• M7: 2,538,676 km (0.031 R)
• M8: 3,480,694 km (0.097 R)
• M9: 3,925,448 km (0.1 R)
• M10: 4,569,168 km (0.068 R)
• M11: 6,123,190 km (0.074 R)
• M12: 7,337,925 km (0.109 R)
• M13: 8,174,476 km (0.11 R)
• M14: 8,888,357 km (0.081 R)
• M15: 11,194,558 km (0.11 R)
• M16: 11,717,253 km (0.086 R)
• M17: 15,044,310 km (0.074 R)
• M18: 15,681,148 km (0.094 R)
• M19: 17,008,380 km (0.093 R)
• M20: 18,111,066 km (0.102 R)
• M21: 18,469,054 km (0.097 R)
• M22: 19,822,017 km (0.097 R)
• M23: 21,705,005 km (0.059 R)
• M24: 22,931,858 km (0.107 R)
• M25: 23,917,708 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.9

Radius: 14.3

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.91 AU - 5.73 AU

Year: 4030 Days

Day: 13.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,153,046 km

• M1: 177,872 km (0.096 R)
• M2: 706,102 km (0.12 R)
• M3: 1,371,663 km (0.109 R)
• M4: 2,034,681 km (0.065 R)
• M5: 2,505,465 km (0.107 R)
• M6: 3,390,486 km (0.118 R)
• M7: 4,195,472 km (0.078 R)
• M8: 5,866,032 km (0.083 R)
• M9: 7,494,405 km (0.099 R)
• M10: 9,850,571 km (0.049 R)
• M11: 10,307,742 km (0.044 R)
• M12: 11,811,649 km (0.039 R)
• M13: 12,328,361 km (0.096 R)
• M14: 14,978,337 km (0.118 R)
• M15: 16,263,832 km (0.12 R)
• M16: 18,049,581 km (0.089 R)
• M17: 18,672,956 km (0.088 R)
• M18: 22,791,834 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.2

Radius: 11.7

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.58 AU - 10.76 AU

Year: 13272 Days

Day: 11.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,153,046 km

• M1: 146,157 km (0.116 R)
• M2: 561,441 km (0.112 R)
• M3: 1,078,451 km (0.067 R)
• M4: 1,484,011 km (0.102 R)
• M5: 1,865,635 km (0.11 R)
• M6: 2,428,273 km (0.095 R)
• M7: 3,409,036 km (0.057 R)
• M8: 4,330,110 km (0.052 R)
• M9: 5,322,991 km (0.049 R)
• M10: 5,858,253 km (0.103 R)
• M11: 6,429,118 km (0.108 R)
• M12: 7,212,263 km (0.075 R)
• M13: 8,328,113 km (0.109 R)
• M14: 10,438,790 km (0.114 R)
• M15: 12,623,966 km (0.104 R)
• M16: 13,361,932 km (0.112 R)
• M17: 16,604,616 km (0.053 R)
• M18: 17,234,273 km (0.051 R)
• M19: 18,946,421 km (0.1 R)
• M20: 25,334,250 km (0.066 R)
• M21: 26,936,144 km (0.101 R)
• M22: 28,425,839 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.2

Radius: 5.1

Gravity: 29.3 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 11.51 AU - 12.05 AU

Year: 15396 Days

Day: 17.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,153,046 km

• M1: 65,225 km (0.09 R)
• M2: 229,782 km (0.055 R)
• M3: 503,098 km (0.052 R)
• M4: 711,787 km (0.1 R)
• M5: 1,439,431 km (0.101 R)
• M6: 1,727,706 km (0.118 R)
• M7: 2,293,036 km (0.106 R)
• M8: 2,851,784 km (0.1 R)
• M9: 4,172,135 km (0.091 R)
• M10: 5,776,722 km (0.108 R)
• M11: 6,132,914 km (0.082 R)
• M12: 7,380,561 km (0.114 R)
• M13: 8,235,064 km (0.119 R)
• M14: 9,100,786 km (0.114 R)
• M15: 10,081,849 km (0.079 R)
• M16: 15,081,261 km (0.07 R)
• M17: 15,985,131 km (0.105 R)
• M18: 16,528,770 km (0.08 R)
• M19: 17,084,675 km (0.102 R)
• M20: 18,741,472 km (0.101 R)
• M21: 22,563,548 km (0.109 R)
• M22: 26,014,322 km (0.089 R)
• M23: 27,421,738 km (0.115 R)
• M24: 28,088,047 km (0.098 R)
• M25: 31,703,678 km (0.079 R)
• M26: 34,965,660 km (0.088 R)
• M27: 48,619,009 km (0.077 R)
• M28: 50,582,780 km (0.052 R)
• M29: 54,493,418 km (0.07 R)
• M30: 58,783,885 km (0.084 R)
• M31: 59,151,297 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.6

Radius: 5.8

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 13.65 AU - 20.65 AU

Year: 27045 Days

Day: 19.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,153,046 km

• M1: 98,435 km (0.109 R)
• M2: 419,024 km (0.096 R)
• M3: 792,121 km (0.105 R)
• M4: 1,040,902 km (0.101 R)
• M5: 1,392,457 km (0.101 R)
• M6: 1,835,715 km (0.064 R)
• M7: 2,099,157 km (0.111 R)
• M8: 3,813,100 km (0.075 R)
• M9: 5,866,929 km (0.099 R)
• M10: 6,403,088 km (0.113 R)
• M11: 7,247,867 km (0.099 R)
• M12: 11,322,315 km (0.09 R)
• M13: 12,039,038 km (0.037 R)
• M14: 12,552,757 km (0.09 R)
• M15: 14,307,241 km (0.045 R)
• M16: 19,280,174 km (0.07 R)
• M17: 22,448,507 km (0.095 R)
• M18: 23,665,486 km (0.076 R)
• M19: 28,172,271 km (0.031 R)
• M20: 28,672,227 km (0.101 R)
• M21: 29,689,941 km (0.109 R)
• M22: 30,207,700 km (0.057 R)
• M23: 35,372,865 km (0.09 R)
• M24: 36,899,063 km (0.097 R)
• M25: 43,576,065 km (0.096 R)
• M26: 44,784,367 km (0.106 R)
• M27: 45,877,179 km (0.07 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 12,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit