🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.48 AU - 0.56 AU

Year: 135 Days

Day: 46.7 Hours

Environment

Temp: 243 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,837,118 km

• M1: 29,172 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.68 AU - 0.74 AU

Year: 215 Days

Day: 42.3 Hours

Environment

Temp: 155 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.1 AU - 1.46 AU

Year: 521 Days

Day: 40.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.39 AU - 1.59 AU

Year: 655 Days

Day: 30.3 Hours

Environment

Temp: -19 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.04 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.48 AU - 2.68 AU

Year: 1491 Days

Day: 16.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,837,118 km

• M1: 433,385 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.27 AU - 4.99 AU

Year: 3585 Days

Day: 24.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,837,118 km

• M1: 30,967 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.3

Radius: 13.8

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.36 AU - 9.64 AU

Year: 8919 Days

Day: 14.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,837,118 km

• M1: 958,922 km (0.114 R)
• M2: 1,809,536 km (0.058 R)
• M3: 2,302,461 km (0.118 R)
• M4: 3,500,291 km (0.072 R)
• M5: 4,029,867 km (0.116 R)
• M6: 5,792,130 km (0.044 R)
• M7: 8,179,114 km (0.109 R)
• M8: 9,504,402 km (0.059 R)
• M9: 13,494,326 km (0.053 R)
• M10: 14,282,258 km (0.111 R)
• M11: 15,041,168 km (0.099 R)
• M12: 18,145,623 km (0.105 R)
• M13: 22,500,717 km (0.07 R)
• M14: 23,448,569 km (0.079 R)
• M15: 27,241,323 km (0.087 R)
• M16: 33,823,331 km (0.067 R)
• M17: 34,857,650 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.1

Radius: 4.3

Gravity: 50.68 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 12.21 AU - 13.25 AU

Year: 16346 Days

Day: 18.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,837,118 km

• M1: 54,005 km (0.088 R)
• M2: 243,246 km (0.077 R)
• M3: 416,032 km (0.072 R)
• M4: 609,013 km (0.083 R)
• M5: 1,073,514 km (0.031 R)
• M6: 1,262,606 km (0.115 R)
• M7: 1,457,831 km (0.116 R)
• M8: 1,673,103 km (0.09 R)
• M9: 1,852,919 km (0.106 R)
• M10: 2,025,705 km (0.08 R)
• M11: 2,209,261 km (0.119 R)
• M12: 2,448,618 km (0.113 R)
• M13: 3,790,810 km (0.086 R)
• M14: 3,975,563 km (0.065 R)
• M15: 4,600,733 km (0.106 R)
• M16: 4,846,821 km (0.061 R)
• M17: 6,126,781 km (0.061 R)
• M18: 7,095,726 km (0.093 R)
• M19: 7,519,986 km (0.092 R)
• M20: 7,665,096 km (0.103 R)
• M21: 8,948,346 km (0.097 R)
• M22: 10,308,789 km (0.112 R)
• M23: 10,608,583 km (0.115 R)
• M24: 12,329,258 km (0.11 R)
• M25: 17,638,187 km (0.086 R)
• M26: 20,692,677 km (0.091 R)
• M27: 21,849,816 km (0.083 R)
• M28: 27,823,259 km (0.072 R)
• M29: 30,685,515 km (0.036 R)
• M30: 35,202,473 km (0.112 R)
• M31: 49,313,442 km (0.094 R)
• M32: 54,743,246 km (0.053 R)
• M33: 55,838,153 km (0.104 R)
• M34: 61,925,590 km (0.113 R)
• M35: 63,313,708 km (0.078 R)
• M36: 65,332,532 km (0.064 R)
• M37: 65,741,383 km (0.07 R)
• M38: 72,955,291 km (0.114 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 13,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit