🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.64 AU - 0.7 AU

Year: 203 Days

Day: 26.7 Hours

Environment

Temp: 204 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,803,300 km

• M1: 42,336 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.57 AU - 0.85 AU

Year: 222 Days

Day: 37.1 Hours

Environment

Temp: 140 °C

Axial Tilt: 164 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.91 AU - 1.47 AU

Year: 481 Days

Day: 32.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.04 AU - 1.7 AU

Year: 595 Days

Day: 19.7 Hours

Environment

Temp: -30 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,803,300 km

• M1: 369,058 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.51 AU - 1.97 AU

Year: 851 Days

Day: 34.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.17 AU - 2.83 AU

Year: 1466 Days

Day: 28.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 10.8

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.96 AU - 5.08 AU

Year: 4171 Days

Day: 14.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 22,803,300 km

• M1: 136,284 km (0.081 R)
• M2: 234,869 km (0.109 R)
• M3: 372,648 km (0.029 R)
• M4: 527,482 km (0.107 R)
• M5: 840,441 km (0.082 R)
• M6: 927,806 km (0.097 R)
• M7: 1,018,313 km (0.114 R)
• M8: 1,088,474 km (0.067 R)
• M9: 1,271,283 km (0.098 R)
• M10: 1,451,249 km (0.115 R)
• M11: 1,626,129 km (0.041 R)
• M12: 1,695,243 km (0.078 R)
• M13: 1,779,616 km (0.117 R)
• M14: 2,071,332 km (0.077 R)
• M15: 2,347,041 km (0.075 R)
• M16: 2,749,758 km (0.101 R)
• M17: 2,833,084 km (0.082 R)
• M18: 2,934,063 km (0.066 R)
• M19: 3,036,238 km (0.096 R)
• M20: 3,711,224 km (0.092 R)
• M21: 4,490,479 km (0.072 R)
• M22: 4,648,305 km (0.12 R)
• M23: 5,215,580 km (0.119 R)
• M24: 5,486,502 km (0.101 R)
• M25: 5,955,342 km (0.119 R)
• M26: 6,129,174 km (0.11 R)
• M27: 6,304,653 km (0.109 R)
• M28: 6,459,486 km (0.108 R)
• M29: 7,275,992 km (0.116 R)
• M30: 7,438,605 km (0.094 R)
• M31: 7,814,694 km (0.11 R)
• M32: 9,005,044 km (0.104 R)
• M33: 9,079,843 km (0.105 R)
• M34: 9,179,774 km (0.11 R)
• M35: 9,507,094 km (0.064 R)
• M36: 9,915,347 km (0.114 R)
• M37: 10,459,883 km (0.041 R)
• M38: 11,014,143 km (0.038 R)
• M39: 11,523,823 km (0.109 R)
• M40: 12,013,906 km (0.102 R)
• M41: 12,289,166 km (0.107 R)
• M42: 12,372,043 km (0.086 R)
• M43: 13,014,416 km (0.068 R)
• M44: 13,183,761 km (0.074 R)
• M45: 13,268,733 km (0.07 R)
• M46: 13,638,987 km (0.118 R)
• M47: 14,157,194 km (0.105 R)
• M48: 14,244,260 km (0.099 R)
• M49: 14,681,984 km (0.07 R)
• M50: 15,124,046 km (0.088 R)
• M51: 15,840,619 km (0.116 R)
• M52: 16,021,483 km (0.043 R)
• M53: 16,385,305 km (0.096 R)
• M54: 17,306,828 km (0.053 R)
• M55: 17,493,077 km (0.104 R)
• M56: 17,805,139 km (0.057 R)
• M57: 18,434,646 km (0.037 R)
• M58: 19,457,148 km (0.115 R)
• M59: 19,715,653 km (0.113 R)
• M60: 20,040,430 km (0.115 R)
• M61: 20,268,716 km (0.103 R)
• M62: 20,366,853 km (0.103 R)
• M63: 20,498,050 km (0.098 R)
• M64: 21,025,233 km (0.11 R)
• M65: 21,124,566 km (0.077 R)
• M66: 21,657,134 km (0.118 R)
• M67: 21,857,894 km (0.106 R)
• M68: 22,328,978 km (0.118 R)
• M69: 22,430,256 km (0.11 R)
• M70: 22,803,353 km (0.031 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 11,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit