🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.71 AU - 2.59 AU

Year: 1140 Days

Day: 22.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.25 AU - 5.33 AU

Year: 3213 Days

Day: 43.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.4

Radius: 14.6

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.94 AU - 6.12 AU

Year: 4080 Days

Day: 8.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 123.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 91,564,581 km

• M1: 181,612 km (0.108 R)
• M2: 997,219 km (0.095 R)
• M3: 1,476,681 km (0.102 R)
• M4: 2,088,536 km (0.098 R)
• M5: 2,917,607 km (0.074 R)
• M6: 3,656,920 km (0.119 R)
• M7: 4,145,955 km (0.117 R)
• M8: 5,460,621 km (0.08 R)
• M9: 7,223,632 km (0.079 R)
• M10: 7,833,393 km (0.107 R)
• M11: 13,346,972 km (0.069 R)
• M12: 15,178,050 km (0.1 R)
• M13: 18,436,741 km (0.034 R)
• M14: 20,513,010 km (0.118 R)
• M15: 21,673,291 km (0.075 R)
• M16: 22,336,458 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.7

Radius: 9.7

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.09 AU - 6.11 AU

Year: 4165 Days

Day: 8.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,564,581 km

• M1: 120,725 km (0.115 R)
• M2: 526,136 km (0.104 R)
• M3: 1,035,217 km (0.04 R)
• M4: 1,641,388 km (0.085 R)
• M5: 4,734,473 km (0.11 R)
• M6: 8,310,012 km (0.074 R)
• M7: 8,787,229 km (0.095 R)
• M8: 9,451,893 km (0.113 R)
• M9: 16,030,309 km (0.082 R)
• M10: 16,570,956 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.6

Radius: 14.7

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.62 AU - 9.28 AU

Year: 8107 Days

Day: 11 Hours

Environment

Temp: -159 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,564,581 km

• M1: 183,407 km (0.069 R)
• M2: 722,558 km (0.119 R)
• M3: 1,392,607 km (0.086 R)
• M4: 2,466,570 km (0.045 R)
• M5: 3,399,612 km (0.083 R)
• M6: 4,788,628 km (0.067 R)
• M7: 5,466,157 km (0.109 R)
• M8: 6,420,591 km (0.062 R)
• M9: 7,324,761 km (0.107 R)
• M10: 7,931,978 km (0.025 R)
• M11: 9,109,912 km (0.066 R)
• M12: 9,717,279 km (0.117 R)
• M13: 12,365,910 km (0.07 R)
• M14: 18,823,601 km (0.064 R)
• M15: 20,673,528 km (0.105 R)
• M16: 21,397,582 km (0.077 R)
• M17: 22,726,609 km (0.057 R)
• M18: 24,642,958 km (0.108 R)
• M19: 25,365,815 km (0.106 R)
• M20: 25,824,781 km (0.081 R)
• M21: 28,008,013 km (0.084 R)
• M22: 28,498,394 km (0.034 R)
• M23: 32,415,465 km (0.056 R)
• M24: 34,055,955 km (0.051 R)
• M25: 34,614,853 km (0.105 R)
• M26: 36,328,646 km (0.029 R)
• M27: 37,383,610 km (0.119 R)
• M28: 38,579,645 km (0.085 R)
• M29: 40,796,686 km (0.118 R)
• M30: 44,147,379 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.8

Radius: 12.6

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.61 AU - 8.71 AU

Year: 8430 Days

Day: 6.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,564,581 km

• M1: 156,779 km (0.066 R)
• M2: 975,528 km (0.107 R)
• M3: 1,389,465 km (0.04 R)
• M4: 2,593,728 km (0.105 R)
• M5: 3,071,543 km (0.086 R)
• M6: 3,486,229 km (0.107 R)
• M7: 5,340,794 km (0.114 R)
• M8: 6,263,812 km (0.114 R)
• M9: 6,975,001 km (0.105 R)
• M10: 8,693,282 km (0.08 R)
• M11: 10,472,599 km (0.084 R)
• M12: 11,916,368 km (0.117 R)
• M13: 12,483,344 km (0.036 R)
• M14: 12,949,940 km (0.053 R)
• M15: 13,856,204 km (0.076 R)
• M16: 15,930,677 km (0.087 R)
• M17: 16,689,288 km (0.082 R)
• M18: 17,113,248 km (0.036 R)
• M19: 18,503,162 km (0.047 R)
• M20: 20,125,701 km (0.099 R)
• M21: 21,757,215 km (0.034 R)
• M22: 24,097,524 km (0.107 R)
• M23: 28,563,918 km (0.094 R)
• M24: 35,030,585 km (0.089 R)
• M25: 36,195,504 km (0.104 R)
• M26: 38,112,900 km (0.08 R)
• M27: 38,602,683 km (0.069 R)
• M28: 41,243,086 km (0.076 R)
• M29: 43,467,008 km (0.104 R)
• M30: 44,136,009 km (0.115 R)
• M31: 46,601,681 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.5

Radius: 10.4

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.5 AU - 10.56 AU

Year: 12358 Days

Day: 13.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 91,564,581 km

• M1: 130,150 km (0.088 R)
• M2: 472,580 km (0.076 R)
• M3: 1,509,443 km (0.114 R)
• M4: 2,720,587 km (0.069 R)
• M5: 3,686,840 km (0.105 R)
• M6: 4,074,747 km (0.112 R)
• M7: 4,551,216 km (0.107 R)
• M8: 4,998,364 km (0.107 R)
• M9: 5,833,419 km (0.109 R)
• M10: 6,881,053 km (0.094 R)
• M11: 7,823,969 km (0.085 R)
• M12: 9,346,127 km (0.112 R)
• M13: 9,912,355 km (0.077 R)
• M14: 14,810,937 km (0.112 R)
• M15: 16,898,575 km (0.094 R)
• M16: 17,353,802 km (0.115 R)
• M17: 27,742,476 km (0.051 R)
• M18: 28,482,986 km (0.116 R)
• M19: 29,020,042 km (0.109 R)
• M20: 32,268,710 km (0.104 R)
• M21: 39,878,604 km (0.059 R)
• M22: 40,686,133 km (0.045 R)
• M23: 44,888,187 km (0.052 R)
• M24: 46,498,758 km (0.094 R)
• M25: 49,834,940 km (0.116 R)
• M26: 51,244,451 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72

Radius: 12.8

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 11.54 AU - 11.58 AU

Year: 14214 Days

Day: 7 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,564,581 km

• M1: 159,172 km (0.091 R)
• M2: 790,176 km (0.05 R)
• M3: 1,190,500 km (0.103 R)
• M4: 1,756,877 km (0.115 R)
• M5: 2,388,779 km (0.059 R)
• M6: 3,265,123 km (0.035 R)
• M7: 4,204,149 km (0.106 R)
• M8: 4,662,218 km (0.11 R)
• M9: 10,818,170 km (0.113 R)
• M10: 13,499,712 km (0.11 R)
• M11: 14,665,229 km (0.083 R)
• M12: 17,439,821 km (0.118 R)
• M13: 18,310,929 km (0.118 R)
• M14: 22,521,361 km (0.111 R)
• M15: 23,107,785 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.4

Radius: 6.3

Gravity: 17.02 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 16.39 AU - 18.71 AU

Year: 26589 Days

Day: 15.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,564,581 km

• M1: 78,688 km (0.068 R)
• M2: 357,240 km (0.1 R)
• M3: 594,352 km (0.043 R)
• M4: 937,829 km (0.095 R)
• M5: 4,034,505 km (0.117 R)
• M6: 5,631,462 km (0.1 R)
• M7: 6,476,391 km (0.118 R)
• M8: 6,760,029 km (0.111 R)
• M9: 7,301,573 km (0.034 R)
• M10: 7,765,775 km (0.073 R)
• M11: 8,194,672 km (0.086 R)
• M12: 12,429,489 km (0.028 R)
• M13: 13,016,361 km (0.093 R)
• M14: 14,644,734 km (0.038 R)
• M15: 23,392,769 km (0.114 R)
• M16: 29,483,796 km (0.07 R)
• M17: 31,592,826 km (0.113 R)
• M18: 32,960,899 km (0.112 R)
• M19: 34,797,662 km (0.11 R)
• M20: 37,150,836 km (0.097 R)
• M21: 40,716,052 km (0.074 R)
• M22: 42,828,823 km (0.105 R)
• M23: 53,531,653 km (0.09 R)
• M24: 60,322,349 km (0.103 R)
• M25: 66,771,813 km (0.057 R)
• M26: 69,019,670 km (0.093 R)
• M27: 70,162,299 km (0.078 R)
• M28: 75,823,082 km (0.068 R)
• M29: 78,022,021 km (0.055 R)
• M30: 89,927,618 km (0.062 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 15,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit