🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.56 AU - 0.64 AU

Year: 173 Days

Day: 18.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,644,517 km

• M1: 87,515 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.09 AU - 1.25 AU

Year: 472 Days

Day: 40.8 Hours

Environment

Temp: -15 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 71,644,517 km

• M1: 63,579 km (0.028 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.61 AU - 2.01 AU

Year: 908 Days

Day: 22.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.7

Radius: 13

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.17 AU - 7.07 AU

Year: 6350 Days

Day: 7.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,644,517 km

• M1: 163,810 km (0.099 R)
• M2: 614,548 km (0.077 R)
• M3: 1,105,977 km (0.029 R)
• M4: 1,604,587 km (0.12 R)
• M5: 2,460,586 km (0.072 R)
• M6: 2,966,825 km (0.116 R)
• M7: 3,444,641 km (0.054 R)
• M8: 4,103,470 km (0.115 R)
• M9: 5,120,137 km (0.048 R)
• M10: 5,539,011 km (0.107 R)
• M11: 6,841,859 km (0.07 R)
• M12: 8,304,327 km (0.084 R)
• M13: 9,034,215 km (0.039 R)
• M14: 9,925,968 km (0.087 R)
• M15: 10,331,678 km (0.113 R)
• M16: 10,748,457 km (0.059 R)
• M17: 14,602,996 km (0.102 R)
• M18: 18,921,737 km (0.116 R)
• M19: 20,971,228 km (0.081 R)
• M20: 23,377,958 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.8

Radius: 5.2

Gravity: 19.93 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.94 AU - 16.08 AU

Year: 20604 Days

Day: 21.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 52.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,644,517 km

• M1: 64,626 km (0.107 R)
• M2: 416,331 km (0.118 R)
• M3: 1,169,706 km (0.113 R)
• M4: 1,828,535 km (0.117 R)
• M5: 3,574,043 km (0.112 R)
• M6: 7,784,624 km (0.09 R)
• M7: 12,038,889 km (0.111 R)
• M8: 13,112,553 km (0.086 R)
• M9: 14,321,752 km (0.089 R)
• M10: 20,087,404 km (0.118 R)
• M11: 24,302,174 km (0.079 R)
• M12: 28,255,148 km (0.068 R)
• M13: 31,735,243 km (0.041 R)
• M14: 34,426,509 km (0.113 R)
• M15: 36,302,766 km (0.051 R)
• M16: 36,989,121 km (0.12 R)
• M17: 37,266,026 km (0.12 R)
• M18: 37,684,003 km (0.103 R)
• M19: 59,517,812 km (0.114 R)
• M20: 71,429,991 km (0.06 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 19,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit