🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.58 AU - 0.78 AU

Year: 215 Days

Day: 41.3 Hours

Environment

Temp: 173 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.78 AU - 0.94 AU

Year: 305 Days

Day: 38.8 Hours

Environment

Temp: 33 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,293,449 km

• M1: 170,691 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.84 AU - 1.1 AU

Year: 366 Days

Day: 41.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.09 AU - 2.41 AU

Year: 1292 Days

Day: 47.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.81 AU - 2.89 AU

Year: 1842 Days

Day: 12.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,293,449 km

• M1: 330,013 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.7

Radius: 8.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.87 AU - 5.95 AU

Year: 4166 Days

Day: 10.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,293,449 km

• M1: 109,506 km (0.054 R)
• M2: 1,281,007 km (0.075 R)
• M3: 1,595,162 km (0.068 R)
• M4: 4,054,701 km (0.106 R)
• M5: 5,547,837 km (0.103 R)
• M6: 7,835,637 km (0.076 R)
• M7: 8,370,450 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.5

Radius: 13.2

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.25 AU - 8.17 AU

Year: 8197 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,293,449 km

• M1: 164,258 km (0.082 R)
• M2: 819,946 km (0.111 R)
• M3: 1,280,558 km (0.077 R)
• M4: 1,930,561 km (0.072 R)
• M5: 2,727,768 km (0.106 R)
• M6: 3,963,596 km (0.096 R)
• M7: 5,026,040 km (0.103 R)
• M8: 5,597,504 km (0.039 R)
• M9: 6,416,851 km (0.103 R)
• M10: 6,964,678 km (0.092 R)
• M11: 7,981,495 km (0.038 R)
• M12: 8,688,644 km (0.096 R)
• M13: 11,365,549 km (0.064 R)
• M14: 13,155,188 km (0.092 R)
• M15: 14,758,578 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.2

Radius: 11.2

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.05 AU - 10.01 AU

Year: 8713 Days

Day: 11.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,293,449 km

• M1: 139,276 km (0.059 R)
• M2: 604,974 km (0.053 R)
• M3: 1,132,157 km (0.115 R)
• M4: 2,189,514 km (0.09 R)
• M5: 2,735,846 km (0.098 R)
• M6: 3,324,513 km (0.072 R)
• M7: 4,637,684 km (0.085 R)
• M8: 5,030,079 km (0.069 R)
• M9: 5,444,465 km (0.106 R)
• M10: 5,916,297 km (0.047 R)
• M11: 8,125,708 km (0.086 R)
• M12: 8,698,069 km (0.114 R)
• M13: 10,732,899 km (0.099 R)
• M14: 12,197,762 km (0.076 R)
• M15: 14,416,148 km (0.096 R)
• M16: 17,605,725 km (0.088 R)
• M17: 21,074,301 km (0.03 R)
• M18: 24,518,792 km (0.118 R)
• M19: 29,535,108 km (0.094 R)
• M20: 31,206,565 km (0.039 R)
• M21: 36,480,189 km (0.061 R)
• M22: 36,835,633 km (0.077 R)
• M23: 40,266,212 km (0.028 R)
• M24: 42,711,838 km (0.089 R)
• M25: 43,637,250 km (0.026 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.9

Radius: 4.7

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 13.13 AU - 15.63 AU

Year: 20879 Days

Day: 16.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,293,449 km

• M1: 58,942 km (0.098 R)
• M2: 214,823 km (0.08 R)
• M3: 495,169 km (0.1 R)
• M4: 642,074 km (0.055 R)
• M5: 2,169,468 km (0.036 R)
• M6: 2,336,420 km (0.065 R)
• M7: 2,512,197 km (0.111 R)
• M8: 2,912,072 km (0.105 R)
• M9: 4,167,348 km (0.057 R)
• M10: 7,640,113 km (0.114 R)
• M11: 10,325,245 km (0.076 R)
• M12: 10,693,256 km (0.12 R)
• M13: 11,233,903 km (0.077 R)
• M14: 11,510,958 km (0.097 R)
• M15: 12,664,956 km (0.101 R)
• M16: 14,085,088 km (0.088 R)
• M17: 14,800,316 km (0.072 R)
• M18: 16,092,393 km (0.044 R)
• M19: 17,605,874 km (0.076 R)
• M20: 22,535,872 km (0.111 R)
• M21: 23,154,459 km (0.068 R)
• M22: 28,108,692 km (0.113 R)
• M23: 40,303,162 km (0.05 R)
• M24: 44,302,661 km (0.1 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 16,917 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit