🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.51 AU - 0.61 AU

Year: 149 Days

Day: 19 Hours

Environment

Temp: 190 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.55 AU - 0.59 AU

Year: 153 Days

Day: 41.4 Hours

Environment

Temp: 264 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,687,154 km

• M1: 147,055 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.77 AU - 0.81 AU

Year: 249 Days

Day: 29.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.34 AU - 1.72 AU

Year: 671 Days

Day: 14.1 Hours

Environment

Temp: -30 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,687,154 km

• M1: 356,492 km (0.068 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.81 AU - 2.65 AU

Year: 1181 Days

Day: 36.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.17 AU - 3.09 AU

Year: 1513 Days

Day: 18.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.9

Radius: 9.1

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.72 AU - 7.66 AU

Year: 6840 Days

Day: 11.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 28,687,154 km

• M1: 170,990 km (0.066 R)
• M2: 246,986 km (0.095 R)
• M3: 395,088 km (0.078 R)
• M4: 502,050 km (0.077 R)
• M5: 586,723 km (0.099 R)
• M6: 723,754 km (0.119 R)
• M7: 796,459 km (0.117 R)
• M8: 1,099,245 km (0.056 R)
• M9: 1,437,037 km (0.118 R)
• M10: 1,674,599 km (0.119 R)
• M11: 1,907,672 km (0.071 R)
• M12: 2,010,895 km (0.039 R)
• M13: 2,386,834 km (0.118 R)
• M14: 2,941,842 km (0.074 R)
• M15: 3,183,143 km (0.094 R)
• M16: 3,857,680 km (0.089 R)
• M17: 4,256,359 km (0.083 R)
• M18: 4,437,821 km (0.094 R)
• M19: 4,529,524 km (0.054 R)
• M20: 4,902,621 km (0.096 R)
• M21: 5,628,769 km (0.117 R)
• M22: 6,004,410 km (0.113 R)
• M23: 6,080,555 km (0.116 R)
• M24: 6,517,979 km (0.111 R)
• M25: 6,859,511 km (0.081 R)
• M26: 8,170,138 km (0.099 R)
• M27: 8,710,037 km (0.037 R)
• M28: 9,173,641 km (0.068 R)
• M29: 9,497,071 km (0.097 R)
• M30: 9,764,403 km (0.073 R)
• M31: 9,824,242 km (0.107 R)
• M32: 9,884,081 km (0.081 R)
• M33: 10,612,174 km (0.093 R)
• M34: 12,151,685 km (0.098 R)
• M35: 12,409,742 km (0.045 R)
• M36: 12,474,518 km (0.103 R)
• M37: 12,898,328 km (0.116 R)
• M38: 13,359,987 km (0.054 R)
• M39: 13,592,911 km (0.103 R)
• M40: 13,793,522 km (0.105 R)
• M41: 13,894,201 km (0.104 R)
• M42: 14,197,885 km (0.104 R)
• M43: 14,435,596 km (0.104 R)
• M44: 14,708,762 km (0.096 R)
• M45: 15,018,280 km (0.083 R)
• M46: 15,121,802 km (0.096 R)
• M47: 15,225,772 km (0.032 R)
• M48: 15,643,599 km (0.088 R)
• M49: 15,748,617 km (0.114 R)
• M50: 15,994,705 km (0.111 R)
• M51: 16,348,355 km (0.109 R)
• M52: 16,490,622 km (0.114 R)
• M53: 16,633,189 km (0.114 R)
• M54: 16,704,697 km (0.087 R)
• M55: 16,811,958 km (0.11 R)
• M56: 17,861,986 km (0.085 R)
• M57: 18,045,094 km (0.115 R)
• M58: 18,118,546 km (0.11 R)
• M59: 18,376,303 km (0.117 R)
• M60: 18,672,507 km (0.067 R)
• M61: 18,783,957 km (0.069 R)
• M62: 19,232,003 km (0.05 R)
• M63: 20,138,865 km (0.097 R)
• M64: 20,215,011 km (0.118 R)
• M65: 20,982,149 km (0.071 R)
• M66: 21,485,994 km (0.073 R)
• M67: 21,798,055 km (0.112 R)
• M68: 22,268,840 km (0.119 R)
• M69: 22,941,581 km (0.099 R)
• M70: 23,100,903 km (0.06 R)
• M71: 23,220,581 km (0.112 R)
• M72: 23,380,502 km (0.071 R)
• M73: 24,145,096 km (0.115 R)
• M74: 24,307,111 km (0.049 R)
• M75: 24,632,187 km (0.11 R)
• M76: 24,713,718 km (0.107 R)
• M77: 25,905,564 km (0.078 R)
• M78: 26,071,468 km (0.096 R)
• M79: 26,696,488 km (0.089 R)
• M80: 26,906,075 km (0.071 R)
• M81: 27,410,967 km (0.102 R)
• M82: 27,749,358 km (0.113 R)
• M83: 28,004,123 km (0.112 R)
• M84: 28,430,327 km (0.059 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 15,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit