🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.29 AU - 1.73 AU

Year: 646 Days

Day: 32.8 Hours

Environment

Temp: 11 °C

Axial Tilt: 41.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.53 AU - 2.81 AU

Year: 1519 Days

Day: 29.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,970,925 km

• M1: 51,611 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.98 AU - 3.12 AU

Year: 1855 Days

Day: 36.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.08 AU - 4.28 AU

Year: 2458 Days

Day: 27.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.07 AU - 4.17 AU

Year: 2912 Days

Day: 44.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.6

Radius: 8.6

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.06 AU - 6.94 AU

Year: 5118 Days

Day: 9.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 89.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 27,970,925 km

• M1: 106,962 km (0.104 R)
• M2: 289,771 km (0.109 R)
• M3: 521,648 km (0.112 R)
• M4: 884,123 km (0.088 R)
• M5: 1,517,521 km (0.051 R)
• M6: 1,685,220 km (0.115 R)
• M7: 2,153,312 km (0.066 R)
• M8: 2,598,066 km (0.118 R)
• M9: 2,784,615 km (0.11 R)
• M10: 2,960,243 km (0.063 R)
• M11: 3,559,382 km (0.092 R)
• M12: 4,813,760 km (0.07 R)
• M13: 5,624,730 km (0.092 R)
• M14: 6,580,362 km (0.116 R)
• M15: 7,497,247 km (0.077 R)
• M16: 8,172,083 km (0.104 R)
• M17: 9,255,471 km (0.063 R)
• M18: 9,448,153 km (0.043 R)
• M19: 10,204,968 km (0.103 R)
• M20: 12,061,328 km (0.118 R)
• M21: 12,764,887 km (0.102 R)
• M22: 12,953,380 km (0.107 R)
• M23: 13,721,266 km (0.046 R)
• M24: 14,074,168 km (0.109 R)
• M25: 14,551,684 km (0.034 R)
• M26: 14,955,598 km (0.111 R)
• M27: 15,159,799 km (0.11 R)
• M28: 15,447,925 km (0.119 R)
• M29: 16,285,972 km (0.071 R)
• M30: 17,585,080 km (0.078 R)
• M31: 18,569,584 km (0.105 R)
• M32: 21,197,121 km (0.08 R)
• M33: 21,489,136 km (0.082 R)
• M34: 22,327,033 km (0.094 R)
• M35: 22,877,853 km (0.114 R)
• M36: 23,588,592 km (0.113 R)
• M37: 23,948,076 km (0.083 R)
• M38: 25,466,345 km (0.095 R)

Kuiper Belt

Range: 31.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 13,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit