🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.58 AU - 0.92 AU

Year: 247 Days

Day: 47.5 Hours

Environment

Temp: 173 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.76 AU - 0.94 AU

Year: 298 Days

Day: 19.6 Hours

Environment

Temp: 39 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.76 AU - 1.12 AU

Year: 347 Days

Day: 27.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 69,754,744 km

• M1: 231,278 km (0.117 R)
• M2: 290,220 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.37 AU - 1.79 AU

Year: 756 Days

Day: 41.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 129 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.76 AU - 2.38 AU

Year: 1134 Days

Day: 41.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.36 AU - 2.8 AU

Year: 1578 Days

Day: 14.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.1

Radius: 9.3

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.11 AU - 4.95 AU

Year: 3672 Days

Day: 12.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,754,744 km

• M1: 115,639 km (0.086 R)
• M2: 577,298 km (0.046 R)
• M3: 2,377,409 km (0.067 R)
• M4: 3,161,153 km (0.117 R)
• M5: 5,097,996 km (0.118 R)
• M6: 5,769,242 km (0.06 R)
• M7: 6,980,685 km (0.102 R)
• M8: 7,315,485 km (0.109 R)
• M9: 7,927,341 km (0.114 R)
• M10: 10,868,285 km (0.107 R)
• M11: 11,167,331 km (0.101 R)
• M12: 12,704,599 km (0.111 R)
• M13: 13,674,741 km (0.033 R)
• M14: 14,155,848 km (0.119 R)
• M15: 14,602,847 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443

Radius: 8

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.49 AU - 7.17 AU

Year: 6065 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,754,744 km

• M1: 100,081 km (0.103 R)
• M2: 650,302 km (0.118 R)
• M3: 1,115,551 km (0.058 R)
• M4: 1,457,532 km (0.078 R)
• M5: 4,456,521 km (0.112 R)
• M6: 4,917,432 km (0.088 R)
• M7: 6,209,508 km (0.103 R)
• M8: 6,589,337 km (0.085 R)
• M9: 7,465,532 km (0.104 R)
• M10: 7,968,331 km (0.07 R)
• M11: 9,780,858 km (0.114 R)
• M12: 10,252,092 km (0.057 R)
• M13: 10,783,164 km (0.054 R)
• M14: 11,101,359 km (0.114 R)
• M15: 13,299,101 km (0.108 R)
• M16: 16,719,956 km (0.081 R)
• M17: 17,331,661 km (0.112 R)
• M18: 18,992,048 km (0.107 R)
• M19: 20,685,945 km (0.089 R)
• M20: 21,107,063 km (0.118 R)
• M21: 23,374,368 km (0.077 R)
• M22: 24,371,737 km (0.059 R)
• M23: 24,920,312 km (0.094 R)
• M24: 25,477,265 km (0.093 R)
• M25: 26,287,039 km (0.105 R)
• M26: 27,449,564 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.8

Radius: 6.5

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 12.29 AU - 16.91 AU

Year: 21243 Days

Day: 22 Hours

Environment

Temp: -190 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,754,744 km

• M1: 86,767 km (0.091 R)
• M2: 325,525 km (0.094 R)
• M3: 543,788 km (0.104 R)
• M4: 802,742 km (0.109 R)
• M5: 1,887,776 km (0.079 R)
• M6: 3,725,735 km (0.108 R)
• M7: 4,573,506 km (0.091 R)
• M8: 4,988,939 km (0.108 R)
• M9: 8,078,734 km (0.108 R)
• M10: 9,323,089 km (0.106 R)
• M11: 9,708,902 km (0.099 R)
• M12: 11,421,797 km (0.117 R)
• M13: 12,316,692 km (0.095 R)
• M14: 12,848,662 km (0.103 R)
• M15: 17,502,652 km (0.06 R)
• M16: 18,863,992 km (0.097 R)
• M17: 19,126,836 km (0.097 R)
• M18: 27,073,923 km (0.089 R)
• M19: 30,908,117 km (0.106 R)
• M20: 31,151,513 km (0.119 R)
• M21: 32,638,665 km (0.091 R)
• M22: 33,017,746 km (0.109 R)
• M23: 40,935,961 km (0.099 R)
• M24: 45,488,374 km (0.086 R)
• M25: 46,917,183 km (0.072 R)
• M26: 49,863,962 km (0.108 R)
• M27: 54,158,319 km (0.067 R)
• M28: 54,867,562 km (0.108 R)
• M29: 55,224,503 km (0.096 R)
• M30: 59,066,176 km (0.106 R)
• M31: 60,195,640 km (0.114 R)
• M32: 63,867,221 km (0.1 R)
• M33: 65,456,848 km (0.111 R)
• M34: 66,869,201 km (0.086 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: 424 - 19,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit