🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.48 AU - 0.78 AU

Year: 186 Days

Day: 21.3 Hours

Environment

Temp: 183 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.53 AU - 0.81 AU

Year: 204 Days

Day: 13 Hours

Environment

Temp: 170 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.93 AU - 0.95 AU

Year: 340 Days

Day: 20.2 Hours

Environment

Temp: 42 °C

Axial Tilt: 45.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,523,439 km

• M1: 151,393 km (0.097 R)

Asteroid Belt

Center: 1.25 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.22 AU - 1.9 AU

Year: 726 Days

Day: 36.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.54 AU - 2.64 AU

Year: 1554 Days

Day: 24.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.32 AU - 3.18 AU

Year: 1700 Days

Day: 16.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,523,439 km

• M1: 54,005 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 14.5

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.7 AU - 7.64 AU

Year: 6422 Days

Day: 8.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,523,439 km

• M1: 180,265 km (0.099 R)
• M2: 758,162 km (0.053 R)
• M3: 1,488,349 km (0.058 R)
• M4: 2,021,666 km (0.117 R)
• M5: 2,518,331 km (0.106 R)
• M6: 2,994,800 km (0.12 R)
• M7: 4,108,107 km (0.068 R)
• M8: 4,774,865 km (0.093 R)
• M9: 5,669,460 km (0.045 R)
• M10: 7,143,897 km (0.084 R)
• M11: 9,565,886 km (0.086 R)
• M12: 11,492,258 km (0.086 R)
• M13: 11,959,153 km (0.026 R)
• M14: 12,601,526 km (0.086 R)
• M15: 18,956,444 km (0.112 R)
• M16: 19,609,588 km (0.091 R)
• M17: 20,504,034 km (0.115 R)
• M18: 26,631,413 km (0.101 R)
• M19: 27,635,813 km (0.098 R)
• M20: 30,404,870 km (0.083 R)
• M21: 31,704,277 km (0.063 R)
• M22: 34,952,196 km (0.031 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.4

Radius: 14.3

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.47 AU - 8.77 AU

Year: 9434 Days

Day: 13.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,523,439 km

• M1: 177,872 km (0.086 R)
• M2: 736,171 km (0.11 R)
• M3: 1,262,756 km (0.116 R)
• M4: 2,296,926 km (0.111 R)
• M5: 2,863,453 km (0.096 R)
• M6: 3,383,455 km (0.104 R)
• M7: 3,966,438 km (0.095 R)
• M8: 4,789,376 km (0.094 R)
• M9: 6,776,335 km (0.083 R)
• M10: 7,388,639 km (0.089 R)
• M11: 9,310,971 km (0.098 R)
• M12: 10,314,324 km (0.109 R)
• M13: 12,592,700 km (0.083 R)
• M14: 14,245,906 km (0.063 R)
• M15: 14,743,917 km (0.03 R)
• M16: 15,577,776 km (0.07 R)
• M17: 19,231,853 km (0.114 R)
• M18: 21,017,154 km (0.034 R)
• M19: 21,991,336 km (0.115 R)
• M20: 22,489,497 km (0.05 R)
• M21: 23,336,669 km (0.073 R)
• M22: 24,469,724 km (0.069 R)
• M23: 24,915,226 km (0.039 R)
• M24: 26,470,446 km (0.04 R)
• M25: 28,676,266 km (0.081 R)
• M26: 31,210,305 km (0.063 R)
• M27: 41,696,966 km (0.094 R)
• M28: 43,624,684 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532

Radius: 6

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 12.14 AU - 14.92 AU

Year: 18552 Days

Day: 19.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,523,439 km

• M1: 74,649 km (0.071 R)
• M2: 367,712 km (0.058 R)
• M3: 582,684 km (0.115 R)
• M4: 821,442 km (0.097 R)
• M5: 1,959,882 km (0.104 R)
• M6: 7,988,377 km (0.115 R)
• M7: 12,059,533 km (0.088 R)
• M8: 12,972,679 km (0.085 R)
• M9: 36,178,749 km (0.102 R)
• M10: 37,115,980 km (0.111 R)
• M11: 46,761,302 km (0.105 R)
• M12: 57,046,156 km (0.061 R)
• M13: 59,787,687 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 12,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit