🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.52 AU - 0.64 AU

Year: 186 Days

Day: 13.9 Hours

Environment

Temp: 46 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.52 AU - 0.86 AU

Year: 242 Days

Day: 22.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.92 AU - 0.98 AU

Year: 391 Days

Day: 18.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.82 AU - 1.22 AU

Year: 434 Days

Day: 29.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.48 AU - 2.04 AU

Year: 985 Days

Day: 36.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 127.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.3

Radius: 8.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.58 AU - 5.98 AU

Year: 5117 Days

Day: 12.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,361,307 km

• M1: 108,608 km (0.07 R)
• M2: 393,742 km (0.055 R)
• M3: 750,832 km (0.089 R)
• M4: 2,378,307 km (0.052 R)
• M5: 2,815,582 km (0.097 R)
• M6: 3,214,110 km (0.073 R)
• M7: 3,709,728 km (0.104 R)
• M8: 4,366,313 km (0.116 R)
• M9: 4,853,553 km (0.067 R)
• M10: 5,612,164 km (0.087 R)
• M11: 6,020,118 km (0.071 R)
• M12: 6,447,668 km (0.098 R)
• M13: 6,925,933 km (0.044 R)
• M14: 7,492,011 km (0.099 R)
• M15: 11,046,008 km (0.047 R)
• M16: 13,859,196 km (0.105 R)
• M17: 15,908,537 km (0.115 R)
• M18: 16,615,835 km (0.081 R)
• M19: 17,515,068 km (0.054 R)
• M20: 17,976,727 km (0.1 R)
• M21: 20,598,131 km (0.075 R)
• M22: 21,966,503 km (0.102 R)
• M23: 22,368,472 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.7

Radius: 7.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.83 AU - 12.23 AU

Year: 14411 Days

Day: 21.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 59,361,307 km

• M1: 92,451 km (0.091 R)
• M2: 348,563 km (0.075 R)
• M3: 811,419 km (0.089 R)
• M4: 1,320,351 km (0.067 R)
• M5: 1,802,355 km (0.082 R)
• M6: 2,647,882 km (0.038 R)
• M7: 4,906,361 km (0.111 R)
• M8: 5,282,151 km (0.069 R)
• M9: 5,951,003 km (0.119 R)
• M10: 6,342,202 km (0.115 R)
• M11: 6,712,756 km (0.049 R)
• M12: 7,743,784 km (0.113 R)
• M13: 8,253,763 km (0.117 R)
• M14: 11,039,575 km (0.086 R)
• M15: 11,305,709 km (0.095 R)
• M16: 11,685,538 km (0.107 R)
• M17: 11,961,995 km (0.114 R)
• M18: 13,959,277 km (0.086 R)
• M19: 14,842,951 km (0.106 R)
• M20: 17,935,588 km (0.117 R)
• M21: 20,062,421 km (0.092 R)
• M22: 22,436,838 km (0.05 R)
• M23: 24,628,896 km (0.116 R)
• M24: 26,387,568 km (0.109 R)
• M25: 28,626,450 km (0.1 R)
• M26: 35,632,717 km (0.119 R)
• M27: 35,981,130 km (0.092 R)
• M28: 36,684,839 km (0.058 R)
• M29: 38,362,429 km (0.053 R)
• M30: 38,973,686 km (0.083 R)
• M31: 39,715,841 km (0.03 R)
• M32: 41,612,443 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.4

Radius: 6.2

Gravity: 15.93 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.96 AU - 11.26 AU

Year: 14576 Days

Day: 23.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,361,307 km

• M1: 78,688 km (0.09 R)
• M2: 471,084 km (0.078 R)
• M3: 717,023 km (0.111 R)
• M4: 917,334 km (0.098 R)
• M5: 1,310,029 km (0.074 R)
• M6: 2,959,943 km (0.055 R)
• M7: 5,624,730 km (0.103 R)
• M8: 5,961,176 km (0.084 R)
• M9: 11,824,515 km (0.102 R)
• M10: 14,206,263 km (0.039 R)
• M11: 15,618,167 km (0.119 R)
• M12: 17,590,166 km (0.087 R)
• M13: 18,882,991 km (0.092 R)
• M14: 22,204,812 km (0.103 R)
• M15: 22,669,014 km (0.076 R)
• M16: 28,645,599 km (0.048 R)
• M17: 31,583,102 km (0.073 R)
• M18: 32,052,241 km (0.1 R)
• M19: 34,097,693 km (0.096 R)
• M20: 34,591,366 km (0.065 R)
• M21: 35,340,702 km (0.062 R)
• M22: 42,153,090 km (0.073 R)
• M23: 42,721,562 km (0.119 R)
• M24: 54,351,749 km (0.104 R)
• M25: 57,426,434 km (0.111 R)
• M26: 59,006,337 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 14,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit