🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.44 AU - 0.62 AU

Year: 143 Days

Day: 45.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 82,910,820 km

• M1: 31,266 km (0.052 R)
• M2: 151,692 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.57 AU - 0.59 AU

Year: 164 Days

Day: 32.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.46 AU - 0.76 AU

Year: 177 Days

Day: 29.6 Hours

Environment

Temp: 142 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.7 AU - 0.96 AU

Year: 280 Days

Day: 37.8 Hours

Environment

Temp: 78 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.83 AU - 1.07 AU

Year: 343 Days

Day: 19.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.72 AU - 2.96 AU

Year: 1775 Days

Day: 26.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.4

Radius: 4.8

Gravity: 28.79 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 14.42 AU - 16.5 AU

Year: 22543 Days

Day: 17.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,910,820 km

• M1: 71,209 km (0.051 R)
• M2: 264,639 km (0.076 R)
• M3: 534,812 km (0.119 R)
• M4: 1,117,047 km (0.077 R)
• M5: 1,272,629 km (0.113 R)
• M6: 3,860,971 km (0.109 R)
• M7: 4,782,046 km (0.1 R)
• M8: 5,157,686 km (0.071 R)
• M9: 5,925,123 km (0.086 R)
• M10: 6,766,162 km (0.11 R)
• M11: 12,676,325 km (0.05 R)
• M12: 16,963,651 km (0.114 R)
• M13: 18,552,829 km (0.09 R)
• M14: 23,270,996 km (0.112 R)
• M15: 28,366,299 km (0.117 R)
• M16: 30,724,111 km (0.08 R)
• M17: 30,979,625 km (0.03 R)
• M18: 32,410,528 km (0.101 R)
• M19: 36,392,824 km (0.094 R)
• M20: 44,982,285 km (0.061 R)
• M21: 59,652,899 km (0.104 R)
• M22: 62,269,814 km (0.108 R)
• M23: 66,230,717 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.6

Radius: 3.5

Gravity: 50.99 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 13.22 AU - 18.86 AU

Year: 23824 Days

Day: 21.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,910,820 km

• M1: 43,533 km (0.097 R)
• M2: 153,787 km (0.117 R)
• M3: 422,614 km (0.065 R)
• M4: 1,292,226 km (0.114 R)
• M5: 1,401,433 km (0.108 R)
• M6: 1,729,651 km (0.098 R)
• M7: 1,843,195 km (0.106 R)
• M8: 2,941,094 km (0.097 R)
• M9: 3,813,998 km (0.088 R)
• M10: 5,189,550 km (0.09 R)
• M11: 5,426,962 km (0.097 R)
• M12: 5,713,143 km (0.085 R)
• M13: 6,009,197 km (0.089 R)
• M14: 6,183,030 km (0.062 R)
• M15: 9,792,826 km (0.107 R)
• M16: 10,652,565 km (0.072 R)
• M17: 11,231,060 km (0.092 R)
• M18: 12,591,204 km (0.038 R)
• M19: 15,962,392 km (0.108 R)
• M20: 19,602,557 km (0.068 R)
• M21: 20,081,270 km (0.117 R)
• M22: 22,383,432 km (0.05 R)
• M23: 24,193,865 km (0.113 R)
• M24: 25,303,283 km (0.09 R)
• M25: 26,214,783 km (0.118 R)
• M26: 28,957,061 km (0.113 R)
• M27: 30,973,641 km (0.066 R)
• M28: 33,351,798 km (0.11 R)
• M29: 33,487,334 km (0.091 R)
• M30: 40,129,479 km (0.117 R)
• M31: 42,630,905 km (0.116 R)
• M32: 43,595,063 km (0.05 R)
• M33: 45,068,453 km (0.102 R)
• M34: 50,041,535 km (0.104 R)
• M35: 50,934,335 km (0.057 R)
• M36: 60,655,354 km (0.093 R)
• M37: 61,874,278 km (0.097 R)
• M38: 74,279,532 km (0.108 R)
• M39: 78,756,098 km (0.085 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 19,494 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit