🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.59 AU - 0.79 AU

Year: 218 Days

Day: 21 Hours

Environment

Temp: 158 °C

Axial Tilt: 177.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,789,959 km

• M1: 39,344 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.56 AU - 0.82 AU

Year: 218 Days

Day: 15.7 Hours

Environment

Temp: 184 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,789,959 km

• M1: 45,179 km (0.053 R)
• M2: 195,225 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.62 AU - 0.88 AU

Year: 247 Days

Day: 16.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.98 AU - 1.02 AU

Year: 381 Days

Day: 23.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 21.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.94 AU - 2.14 AU

Year: 1110 Days

Day: 28.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 75.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.34 AU - 4.64 AU

Year: 3035 Days

Day: 14.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 13.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.2

Radius: 6.8

Gravity: 19.34 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 12.65 AU - 13.63 AU

Year: 18138 Days

Day: 20.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,789,959 km

• M1: 84,523 km (0.093 R)
• M2: 374,443 km (0.1 R)
• M3: 784,940 km (0.075 R)
• M4: 1,229,096 km (0.089 R)
• M5: 1,668,016 km (0.118 R)
• M6: 1,982,770 km (0.099 R)
• M7: 2,336,420 km (0.078 R)
• M8: 3,450,176 km (0.117 R)
• M9: 3,685,493 km (0.075 R)
• M10: 3,963,147 km (0.051 R)
• M11: 4,388,902 km (0.093 R)
• M12: 4,844,727 km (0.116 R)
• M13: 6,942,837 km (0.105 R)
• M14: 8,011,116 km (0.057 R)
• M15: 8,425,502 km (0.108 R)
• M16: 8,691,786 km (0.095 R)
• M17: 9,185,010 km (0.039 R)
• M18: 11,154,616 km (0.104 R)
• M19: 13,033,266 km (0.071 R)
• M20: 13,973,189 km (0.115 R)
• M21: 14,271,338 km (0.102 R)
• M22: 14,880,351 km (0.042 R)
• M23: 15,113,274 km (0.048 R)
• M24: 16,561,382 km (0.049 R)
• M25: 19,918,208 km (0.116 R)
• M26: 23,808,202 km (0.11 R)
• M27: 26,211,641 km (0.091 R)
• M28: 35,202,025 km (0.089 R)
• M29: 36,452,663 km (0.082 R)
• M30: 49,587,505 km (0.104 R)
• M31: 53,122,204 km (0.086 R)
• M32: 58,927,050 km (0.093 R)
• M33: 60,490,946 km (0.08 R)
• M34: 68,084,684 km (0.116 R)
• M35: 69,157,300 km (0.108 R)
• M36: 77,446,518 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.2

Radius: 5.1

Gravity: 36.22 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 14.51 AU - 14.59 AU

Year: 21134 Days

Day: 24.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 87,789,959 km

• M1: 63,878 km (0.067 R)
• M2: 390,151 km (0.116 R)
• M3: 601,084 km (0.044 R)
• M4: 875,896 km (0.066 R)
• M5: 1,144,723 km (0.071 R)
• M6: 1,809,386 km (0.08 R)
• M7: 2,938,102 km (0.097 R)
• M8: 3,541,879 km (0.034 R)
• M9: 5,030,827 km (0.117 R)
• M10: 6,333,525 km (0.076 R)
• M11: 7,638,617 km (0.09 R)
• M12: 7,898,618 km (0.099 R)
• M13: 9,948,258 km (0.084 R)
• M14: 10,575,073 km (0.118 R)
• M15: 12,256,703 km (0.063 R)
• M16: 13,272,323 km (0.078 R)
• M17: 14,186,516 km (0.099 R)
• M18: 15,060,616 km (0.094 R)
• M19: 19,012,393 km (0.077 R)
• M20: 30,672,351 km (0.095 R)
• M21: 38,878,093 km (0.103 R)
• M22: 39,492,491 km (0.074 R)
• M23: 40,269,652 km (0.1 R)
• M24: 42,015,310 km (0.098 R)
• M25: 42,825,083 km (0.083 R)
• M26: 43,645,328 km (0.106 R)
• M27: 44,811,145 km (0.066 R)
• M28: 50,770,226 km (0.099 R)
• M29: 52,993,400 km (0.093 R)
• M30: 61,077,819 km (0.057 R)
• M31: 63,167,103 km (0.051 R)
• M32: 67,267,281 km (0.064 R)
• M33: 68,597,954 km (0.078 R)
• M34: 74,567,657 km (0.038 R)
• M35: 75,277,948 km (0.056 R)
• M36: 75,992,726 km (0.116 R)
• M37: 80,129,107 km (0.086 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 13,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit