🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.68 AU - 0.86 AU

Year: 260 Days

Day: 20 Hours

Environment

Temp: 103 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 54,953,212 km

• M1: 24,983 km (0.109 R)
• M2: 48,919 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.13 AU - 4.13 AU

Year: 2663 Days

Day: 32.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.1

Radius: 14.1

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.61 AU - 5.53 AU

Year: 3761 Days

Day: 7.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,953,212 km

• M1: 192,084 km (0.067 R)
• M2: 1,389,615 km (0.065 R)
• M3: 1,930,860 km (0.045 R)
• M4: 2,382,047 km (0.095 R)
• M5: 2,919,851 km (0.102 R)
• M6: 3,367,448 km (0.062 R)
• M7: 4,909,054 km (0.104 R)
• M8: 6,087,586 km (0.065 R)
• M9: 6,880,904 km (0.106 R)
• M10: 8,198,861 km (0.107 R)
• M11: 9,609,868 km (0.114 R)
• M12: 11,842,018 km (0.119 R)
• M13: 15,047,451 km (0.106 R)
• M14: 16,698,414 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.1

Radius: 9.2

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.15 AU - 7.03 AU

Year: 5786 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,953,212 km

• M1: 114,592 km (0.111 R)
• M2: 569,818 km (0.102 R)
• M3: 881,281 km (0.037 R)
• M4: 1,560,755 km (0.045 R)
• M5: 1,873,564 km (0.071 R)
• M6: 3,285,468 km (0.072 R)
• M7: 3,664,849 km (0.08 R)
• M8: 4,048,268 km (0.086 R)
• M9: 4,432,136 km (0.119 R)
• M10: 5,067,628 km (0.1 R)
• M11: 6,350,130 km (0.115 R)
• M12: 7,121,457 km (0.099 R)
• M13: 7,454,462 km (0.112 R)
• M14: 9,676,289 km (0.098 R)
• M15: 10,085,440 km (0.118 R)
• M16: 10,553,382 km (0.113 R)
• M17: 11,183,488 km (0.107 R)
• M18: 11,941,351 km (0.047 R)
• M19: 12,841,332 km (0.077 R)
• M20: 14,420,936 km (0.112 R)
• M21: 15,812,345 km (0.113 R)
• M22: 19,355,870 km (0.085 R)
• M23: 26,089,569 km (0.109 R)
• M24: 27,510,899 km (0.072 R)
• M25: 28,240,637 km (0.065 R)
• M26: 28,610,294 km (0.087 R)
• M27: 29,170,837 km (0.05 R)
• M28: 33,301,832 km (0.064 R)
• M29: 36,262,673 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.7

Radius: 7.8

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 14.86 AU - 21.38 AU

Year: 29697 Days

Day: 19.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,953,212 km

• M1: 100,530 km (0.071 R)
• M2: 570,716 km (0.106 R)
• M3: 1,003,353 km (0.098 R)
• M4: 1,249,292 km (0.11 R)
• M5: 2,223,024 km (0.072 R)
• M6: 3,155,917 km (0.09 R)
• M7: 3,600,671 km (0.103 R)
• M8: 4,839,641 km (0.097 R)
• M9: 5,149,608 km (0.11 R)
• M10: 6,432,409 km (0.051 R)
• M11: 13,410,402 km (0.109 R)
• M12: 17,016,459 km (0.12 R)
• M13: 18,567,489 km (0.056 R)
• M14: 19,717,598 km (0.116 R)
• M15: 25,253,916 km (0.108 R)
• M16: 26,544,796 km (0.083 R)
• M17: 27,879,059 km (0.066 R)
• M18: 28,250,511 km (0.094 R)
• M19: 33,945,253 km (0.079 R)
• M20: 39,731,848 km (0.074 R)
• M21: 43,934,800 km (0.088 R)
• M22: 49,321,820 km (0.091 R)
• M23: 51,706,260 km (0.111 R)
• M24: 52,454,997 km (0.048 R)
• M25: 54,358,780 km (0.111 R)
• M26: 58,911,342 km (0.056 R)
• M27: 59,933,545 km (0.092 R)
• M28: 64,788,594 km (0.106 R)
• M29: 65,658,954 km (0.043 R)
• M30: 70,356,178 km (0.096 R)
• M31: 75,033,355 km (0.115 R)
• M32: 75,512,218 km (0.063 R)
• M33: 83,709,882 km (0.084 R)
• M34: 84,483,303 km (0.091 R)
• M35: 85,261,511 km (0.062 R)
• M36: 86,832,139 km (0.09 R)
• M37: 88,421,916 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.7

Radius: 5.3

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 17.97 AU - 18.41 AU

Year: 29869 Days

Day: 18.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,953,212 km

• M1: 76,594 km (0.086 R)
• M2: 725,101 km (0.114 R)
• M3: 2,584,303 km (0.074 R)
• M4: 3,198,103 km (0.109 R)
• M5: 5,034,268 km (0.113 R)
• M6: 7,650,734 km (0.092 R)
• M7: 10,609,780 km (0.063 R)
• M8: 12,708,938 km (0.118 R)
• M9: 19,054,131 km (0.094 R)
• M10: 42,250,927 km (0.116 R)
• M11: 43,930,612 km (0.087 R)
• M12: 46,238,907 km (0.107 R)
• M13: 48,172,908 km (0.065 R)
• M14: 51,252,380 km (0.074 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 11,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit