🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.46 AU - 0.64 AU

Year: 174 Days

Day: 34.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.55 AU - 0.63 AU

Year: 194 Days

Day: 21 Hours

Environment

Temp: 40 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,727,886 km

• M1: 60,587 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.72 AU - 0.96 AU

Year: 329 Days

Day: 22.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.27 AU - 1.81 AU

Year: 817 Days

Day: 28.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.4

Radius: 12.8

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.43 AU - 3.23 AU

Year: 2035 Days

Day: 11.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,727,886 km

• M1: 159,172 km (0.098 R)
• M2: 707,448 km (0.117 R)
• M3: 1,183,170 km (0.119 R)
• M4: 1,743,862 km (0.068 R)
• M5: 2,213,001 km (0.096 R)
• M6: 3,771,063 km (0.103 R)
• M7: 4,276,106 km (0.092 R)
• M8: 5,004,797 km (0.117 R)
• M9: 5,764,904 km (0.062 R)
• M10: 7,019,282 km (0.087 R)
• M11: 7,575,337 km (0.056 R)
• M12: 11,117,665 km (0.111 R)
• M13: 11,551,648 km (0.058 R)
• M14: 12,244,885 km (0.088 R)
• M15: 12,708,040 km (0.102 R)
• M16: 13,535,615 km (0.08 R)
• M17: 14,260,118 km (0.073 R)
• M18: 15,250,157 km (0.093 R)
• M19: 16,589,805 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.5

Radius: 8.1

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.29 AU - 3.59 AU

Year: 2155 Days

Day: 7.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,727,886 km

• M1: 101,876 km (0.045 R)
• M2: 354,248 km (0.104 R)
• M3: 642,373 km (0.061 R)
• M4: 1,154,596 km (0.068 R)
• M5: 1,435,990 km (0.106 R)
• M6: 1,763,609 km (0.106 R)
• M7: 2,128,479 km (0.083 R)
• M8: 3,535,147 km (0.096 R)
• M9: 5,833,569 km (0.051 R)
• M10: 6,206,217 km (0.091 R)
• M11: 7,082,262 km (0.051 R)
• M12: 8,437,769 km (0.109 R)
• M13: 9,853,862 km (0.108 R)
• M14: 10,746,363 km (0.116 R)
• M15: 11,848,151 km (0.119 R)
• M16: 12,609,754 km (0.093 R)
• M17: 13,531,726 km (0.076 R)
• M18: 14,274,629 km (0.117 R)
• M19: 15,044,160 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.4

Radius: 14.7

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.34 AU - 8.12 AU

Year: 7464 Days

Day: 11.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,727,886 km

• M1: 190,588 km (0.106 R)
• M2: 705,803 km (0.049 R)
• M3: 2,091,079 km (0.064 R)
• M4: 3,268,863 km (0.118 R)
• M5: 4,177,221 km (0.088 R)
• M6: 4,793,565 km (0.109 R)
• M7: 6,902,296 km (0.103 R)
• M8: 7,564,566 km (0.067 R)
• M9: 9,524,896 km (0.087 R)
• M10: 10,003,161 km (0.082 R)
• M11: 11,859,371 km (0.084 R)
• M12: 12,357,383 km (0.082 R)
• M13: 13,996,676 km (0.055 R)
• M14: 14,742,122 km (0.115 R)
• M15: 16,110,344 km (0.05 R)
• M16: 17,991,837 km (0.052 R)
• M17: 18,724,717 km (0.042 R)
• M18: 19,553,638 km (0.092 R)
• M19: 20,485,783 km (0.088 R)
• M20: 21,692,439 km (0.094 R)
• M21: 26,524,600 km (0.036 R)
• M22: 28,446,634 km (0.066 R)
• M23: 29,140,768 km (0.079 R)
• M24: 29,947,848 km (0.104 R)
• M25: 31,291,237 km (0.052 R)
• M26: 34,994,383 km (0.117 R)
• M27: 37,540,688 km (0.098 R)
• M28: 40,581,414 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.9

Radius: 8.3

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.96 AU - 7.18 AU

Year: 8036 Days

Day: 12.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,727,886 km

• M1: 149,448 km (0.099 R)
• M2: 537,954 km (0.09 R)
• M3: 806,931 km (0.084 R)
• M4: 1,080,695 km (0.099 R)
• M5: 4,506,935 km (0.074 R)
• M6: 5,885,180 km (0.041 R)
• M7: 10,770,299 km (0.102 R)
• M8: 14,422,282 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519

Radius: 4.4

Gravity: 26.81 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 10.6 AU - 14.38 AU

Year: 18870 Days

Day: 22 Hours

Environment

Temp: -200 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,727,886 km

• M1: 54,753 km (0.057 R)
• M2: 215,122 km (0.09 R)
• M3: 463,305 km (0.091 R)
• M4: 1,160,281 km (0.093 R)
• M5: 1,598,154 km (0.092 R)
• M6: 2,099,157 km (0.106 R)
• M7: 3,570,752 km (0.07 R)
• M8: 3,713,169 km (0.059 R)
• M9: 4,321,733 km (0.083 R)
• M10: 4,889,307 km (0.105 R)
• M11: 5,209,147 km (0.114 R)
• M12: 6,049,738 km (0.114 R)
• M13: 7,382,206 km (0.117 R)
• M14: 8,388,850 km (0.057 R)
• M15: 9,980,871 km (0.09 R)
• M16: 10,264,359 km (0.111 R)
• M17: 12,729,881 km (0.115 R)
• M18: 12,996,315 km (0.078 R)
• M19: 14,028,391 km (0.051 R)
• M20: 16,885,411 km (0.113 R)
• M21: 18,704,970 km (0.108 R)
• M22: 19,485,571 km (0.111 R)
• M23: 20,834,495 km (0.115 R)
• M24: 21,767,537 km (0.042 R)
• M25: 26,962,922 km (0.098 R)
• M26: 27,958,047 km (0.113 R)
• M27: 30,256,618 km (0.089 R)
• M28: 30,970,050 km (0.082 R)
• M29: 38,592,511 km (0.035 R)
• M30: 40,425,085 km (0.075 R)
• M31: 41,581,177 km (0.104 R)
• M32: 46,112,945 km (0.114 R)
• M33: 51,803,199 km (0.092 R)
• M34: 53,683,794 km (0.104 R)
• M35: 54,030,413 km (0.063 R)
• M36: 54,728,436 km (0.029 R)
• M37: 55,609,268 km (0.096 R)
• M38: 58,491,571 km (0.037 R)
• M39: 62,615,086 km (0.11 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 12,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit