🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.68 AU - 0.78 AU

Year: 272 Days

Day: 16.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 46,269,248 km

• M1: 138,378 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1 AU - 1.16 AU

Year: 490 Days

Day: 43.1 Hours

Environment

Temp: -70 °C

Axial Tilt: 74.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.92 AU - 1.4 AU

Year: 545 Days

Day: 33.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.55 AU - 2.51 AU

Year: 1263 Days

Day: 26.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.92 AU - 2.2 AU

Year: 1291 Days

Day: 40.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,269,248 km

• M1: 703,858 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.1

Radius: 10.1

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.28 AU - 3.56 AU

Year: 2761 Days

Day: 13.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,269,248 km

• M1: 129,851 km (0.066 R)
• M2: 581,487 km (0.11 R)
• M3: 1,309,430 km (0.117 R)
• M4: 1,669,662 km (0.038 R)
• M5: 2,057,120 km (0.1 R)
• M6: 2,610,782 km (0.074 R)
• M7: 3,154,570 km (0.068 R)
• M8: 3,482,190 km (0.109 R)
• M9: 4,037,198 km (0.113 R)
• M10: 5,150,056 km (0.099 R)
• M11: 5,554,419 km (0.105 R)
• M12: 6,173,007 km (0.057 R)
• M13: 6,630,028 km (0.104 R)
• M14: 7,389,088 km (0.112 R)
• M15: 8,104,165 km (0.108 R)
• M16: 9,080,142 km (0.044 R)
• M17: 9,900,387 km (0.116 R)
• M18: 11,139,207 km (0.087 R)
• M19: 12,035,298 km (0.066 R)
• M20: 14,165,123 km (0.072 R)
• M21: 14,559,613 km (0.108 R)
• M22: 16,051,702 km (0.108 R)
• M23: 16,697,965 km (0.052 R)
• M24: 18,042,550 km (0.097 R)
• M25: 21,783,096 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.2

Radius: 9.4

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.51 AU - 7.77 AU

Year: 7470 Days

Day: 7.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,269,248 km

• M1: 116,986 km (0.091 R)
• M2: 1,069,774 km (0.102 R)
• M3: 1,907,373 km (0.089 R)
• M4: 3,968,682 km (0.086 R)
• M5: 5,775,824 km (0.101 R)
• M6: 8,150,541 km (0.109 R)
• M7: 12,986,292 km (0.113 R)
• M8: 17,039,497 km (0.081 R)
• M9: 17,543,342 km (0.036 R)
• M10: 19,249,805 km (0.098 R)
• M11: 22,310,428 km (0.119 R)
• M12: 29,377,132 km (0.113 R)
• M13: 29,919,425 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.3

Radius: 5.3

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 8.1 AU - 12.78 AU

Year: 14726 Days

Day: 20.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,269,248 km

• M1: 68,366 km (0.083 R)
• M2: 345,272 km (0.028 R)
• M3: 1,328,279 km (0.093 R)
• M4: 1,493,884 km (0.102 R)
• M5: 3,121,360 km (0.111 R)
• M6: 3,519,440 km (0.09 R)
• M7: 4,035,253 km (0.089 R)
• M8: 5,387,019 km (0.118 R)
• M9: 6,974,103 km (0.104 R)
• M10: 8,190,633 km (0.115 R)
• M11: 10,377,903 km (0.112 R)
• M12: 11,956,011 km (0.033 R)
• M13: 14,145,077 km (0.113 R)
• M14: 22,648,968 km (0.093 R)
• M15: 28,215,056 km (0.072 R)
• M16: 28,425,391 km (0.083 R)
• M17: 33,087,608 km (0.095 R)
• M18: 34,990,044 km (0.112 R)
• M19: 37,850,505 km (0.101 R)
• M20: 42,911,850 km (0.096 R)
• M21: 53,542,275 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.9

Radius: 4.6

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 13.39 AU - 18.75 AU

Year: 28123 Days

Day: 18.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,269,248 km

• M1: 72,405 km (0.053 R)
• M2: 410,497 km (0.06 R)
• M3: 712,086 km (0.104 R)
• M4: 1,304,942 km (0.06 R)
• M5: 2,142,242 km (0.1 R)
• M6: 4,410,145 km (0.116 R)
• M7: 4,643,817 km (0.077 R)
• M8: 7,374,427 km (0.111 R)
• M9: 11,502,730 km (0.079 R)
• M10: 16,807,620 km (0.028 R)
• M11: 18,331,573 km (0.108 R)
• M12: 22,326,285 km (0.092 R)
• M13: 28,038,381 km (0.11 R)
• M14: 31,335,219 km (0.058 R)
• M15: 35,342,497 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 11,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit