🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.66 AU - 0.7 AU

Year: 203 Days

Day: 45.9 Hours

Environment

Temp: 127 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,792,083 km

• M1: 23,038 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.69 AU - 0.89 AU

Year: 254 Days

Day: 23.5 Hours

Environment

Temp: 188 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.12 AU - 1.26 AU

Year: 469 Days

Day: 29.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 26.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 111,792,083 km

• M1: 23,936 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.34 AU - 1.68 AU

Year: 671 Days

Day: 38 Hours

Environment

Temp: -33 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,792,083 km

• M1: 70,311 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.3 AU - 2 AU

Year: 767 Days

Day: 24.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.88 AU - 2.24 AU

Year: 1069 Days

Day: 46.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.12 AU - 5.14 AU

Year: 3603 Days

Day: 38.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,792,083 km

• M1: 1,125,425 km (0.09 R)

Asteroid Belt

Center: 8.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.9

Radius: 3.2

Gravity: 93.54 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 12.16 AU - 13.66 AU

Year: 16776 Days

Day: 20.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 111,792,083 km

• M1: 43,084 km (0.037 R)
• M2: 167,250 km (0.114 R)
• M3: 290,070 km (0.06 R)
• M4: 411,394 km (0.051 R)
• M5: 550,371 km (0.115 R)
• M6: 856,149 km (0.088 R)
• M7: 1,279,211 km (0.071 R)
• M8: 1,495,680 km (0.09 R)
• M9: 2,001,320 km (0.03 R)
• M10: 3,065,410 km (0.09 R)
• M11: 3,598,278 km (0.08 R)
• M12: 5,290,977 km (0.065 R)
• M13: 5,603,637 km (0.07 R)
• M14: 5,928,414 km (0.108 R)
• M15: 6,137,701 km (0.112 R)
• M16: 7,164,541 km (0.107 R)
• M17: 7,546,913 km (0.082 R)
• M18: 9,780,858 km (0.088 R)
• M19: 13,681,922 km (0.06 R)
• M20: 14,344,192 km (0.079 R)
• M21: 16,541,336 km (0.099 R)
• M22: 21,490,033 km (0.093 R)
• M23: 22,283,052 km (0.078 R)
• M24: 22,585,539 km (0.084 R)
• M25: 25,983,355 km (0.111 R)
• M26: 27,803,213 km (0.027 R)
• M27: 34,035,311 km (0.075 R)
• M28: 34,705,360 km (0.066 R)
• M29: 40,834,833 km (0.055 R)
• M30: 45,352,240 km (0.045 R)
• M31: 45,837,685 km (0.096 R)
• M32: 49,504,329 km (0.069 R)
• M33: 53,541,527 km (0.09 R)
• M34: 63,063,431 km (0.086 R)
• M35: 65,918,507 km (0.067 R)
• M36: 70,576,984 km (0.096 R)
• M37: 72,323,988 km (0.082 R)
• M38: 73,430,414 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.1

Radius: 5

Gravity: 32.24 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 16.08 AU - 24.32 AU

Year: 32834 Days

Day: 23.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 111,792,083 km

• M1: 62,233 km (0.039 R)
• M2: 307,723 km (0.1 R)
• M3: 537,206 km (0.048 R)
• M4: 1,251,835 km (0.052 R)
• M5: 2,759,034 km (0.113 R)
• M6: 4,262,642 km (0.062 R)
• M7: 8,699,864 km (0.054 R)
• M8: 10,937,549 km (0.071 R)
• M9: 14,623,192 km (0.09 R)
• M10: 16,322,474 km (0.1 R)
• M11: 17,171,442 km (0.089 R)
• M12: 17,363,974 km (0.114 R)
• M13: 19,474,202 km (0.043 R)
• M14: 21,637,238 km (0.116 R)
• M15: 22,660,936 km (0.03 R)
• M16: 32,038,329 km (0.059 R)
• M17: 33,516,206 km (0.087 R)
• M18: 35,974,249 km (0.088 R)
• M19: 42,288,625 km (0.116 R)
• M20: 42,640,031 km (0.059 R)
• M21: 55,990,444 km (0.032 R)
• M22: 62,345,062 km (0.086 R)
• M23: 66,284,872 km (0.045 R)
• M24: 69,163,733 km (0.09 R)
• M25: 70,387,593 km (0.055 R)
• M26: 72,878,099 km (0.111 R)
• M27: 84,536,410 km (0.084 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 15,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit