🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.62 AU - 0.92 AU

Year: 241 Days

Day: 37.9 Hours

Environment

Temp: 199 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.81 AU - 0.97 AU

Year: 299 Days

Day: 25.6 Hours

Environment

Temp: 145 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,985,453 km

• M1: 139,425 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.76 AU - 1.02 AU

Year: 299 Days

Day: 43.6 Hours

Environment

Temp: 106 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,985,453 km

• M1: 141,669 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.54 AU - 1.7 AU

Year: 735 Days

Day: 14.9 Hours

Environment

Temp: -30 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.4 AU - 3.78 AU

Year: 2425 Days

Day: 39.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.02 AU - 4.38 AU

Year: 3068 Days

Day: 37.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,985,453 km

• M1: 203,752 km (0.094 R)
• M2: 2,224,072 km (0.109 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.31 AU - 5.33 AU

Year: 3772 Days

Day: 43.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,985,453 km

• M1: 1,490,144 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 14.5

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.35 AU - 5.41 AU

Year: 4448 Days

Day: 6.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,985,453 km

• M1: 192,832 km (0.119 R)
• M2: 702,362 km (0.077 R)
• M3: 1,799,812 km (0.066 R)
• M4: 2,418,399 km (0.065 R)
• M5: 2,965,030 km (0.089 R)
• M6: 3,775,102 km (0.071 R)
• M7: 4,704,853 km (0.114 R)
• M8: 5,198,975 km (0.066 R)
• M9: 5,810,082 km (0.098 R)
• M10: 6,558,520 km (0.095 R)
• M11: 8,318,988 km (0.082 R)
• M12: 9,008,036 km (0.087 R)
• M13: 11,089,989 km (0.075 R)
• M14: 11,701,695 km (0.115 R)
• M15: 12,992,575 km (0.094 R)
• M16: 14,274,629 km (0.094 R)
• M17: 16,633,937 km (0.094 R)
• M18: 17,378,336 km (0.083 R)
• M19: 20,450,029 km (0.073 R)
• M20: 21,371,253 km (0.118 R)
• M21: 23,795,486 km (0.057 R)
• M22: 24,301,426 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983

Radius: 4.5

Gravity: 48.54 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 11.76 AU - 15.9 AU

Year: 18333 Days

Day: 16 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 80,985,453 km

• M1: 56,099 km (0.08 R)
• M2: 255,064 km (0.098 R)
• M3: 576,700 km (0.026 R)
• M4: 1,119,740 km (0.054 R)
• M5: 1,684,622 km (0.103 R)
• M6: 2,197,593 km (0.093 R)
• M7: 2,443,681 km (0.056 R)
• M8: 3,153,374 km (0.072 R)
• M9: 3,466,631 km (0.091 R)
• M10: 3,959,108 km (0.115 R)
• M11: 4,461,756 km (0.07 R)
• M12: 5,274,372 km (0.111 R)
• M13: 6,671,616 km (0.102 R)
• M14: 7,629,043 km (0.104 R)
• M15: 9,345,977 km (0.115 R)
• M16: 11,567,057 km (0.06 R)
• M17: 12,104,562 km (0.108 R)
• M18: 12,799,444 km (0.098 R)
• M19: 13,374,199 km (0.11 R)
• M20: 16,175,270 km (0.12 R)
• M21: 16,341,473 km (0.12 R)
• M22: 17,449,544 km (0.096 R)
• M23: 20,292,203 km (0.072 R)
• M24: 20,680,110 km (0.051 R)
• M25: 23,428,822 km (0.087 R)
• M26: 24,835,191 km (0.116 R)
• M27: 28,777,394 km (0.096 R)
• M28: 29,886,663 km (0.112 R)
• M29: 34,061,640 km (0.066 R)
• M30: 34,747,247 km (0.073 R)
• M31: 36,004,468 km (0.111 R)
• M32: 41,647,449 km (0.112 R)
• M33: 42,273,665 km (0.054 R)
• M34: 46,163,360 km (0.072 R)
• M35: 47,171,799 km (0.058 R)
• M36: 52,072,176 km (0.117 R)
• M37: 55,395,344 km (0.026 R)
• M38: 55,773,078 km (0.059 R)
• M39: 62,052,898 km (0.105 R)
• M40: 68,570,129 km (0.076 R)
• M41: 73,462,129 km (0.108 R)
• M42: 77,162,731 km (0.026 R)
• M43: 78,344,106 km (0.085 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 16,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit