🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.81 AU - 0.99 AU

Year: 306 Days

Day: 27.3 Hours

Environment

Temp: 85 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,356,683 km

• M1: 15,109 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.82 AU - 1.2 AU

Year: 364 Days

Day: 44.5 Hours

Environment

Temp: 113 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.95 AU - 1.21 AU

Year: 402 Days

Day: 31.2 Hours

Environment

Temp: 39 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.06 AU - 2.4 AU

Year: 1193 Days

Day: 28.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,356,683 km

• M1: 1,179,878 km (0.109 R)

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.3

Radius: 8.8

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.41 AU - 10.37 AU

Year: 9493 Days

Day: 7.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,356,683 km

• M1: 125,513 km (0.08 R)
• M2: 471,981 km (0.067 R)
• M3: 777,011 km (0.114 R)
• M4: 1,339,350 km (0.111 R)
• M5: 2,065,498 km (0.102 R)
• M6: 4,685,106 km (0.086 R)
• M7: 5,653,453 km (0.095 R)
• M8: 6,749,557 km (0.107 R)
• M9: 9,308,728 km (0.108 R)
• M10: 10,050,284 km (0.091 R)
• M11: 12,688,891 km (0.066 R)
• M12: 15,484,427 km (0.079 R)
• M13: 16,595,490 km (0.094 R)
• M14: 18,820,459 km (0.067 R)
• M15: 24,678,562 km (0.088 R)
• M16: 25,712,583 km (0.118 R)
• M17: 26,288,684 km (0.078 R)
• M18: 39,950,411 km (0.102 R)
• M19: 41,900,868 km (0.113 R)
• M20: 43,370,966 km (0.113 R)
• M21: 44,187,321 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.3

Radius: 11.8

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.06 AU - 12.76 AU

Year: 15658 Days

Day: 9.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,356,683 km

• M1: 146,756 km (0.062 R)
• M2: 558,598 km (0.117 R)
• M3: 1,997,880 km (0.109 R)
• M4: 2,475,246 km (0.114 R)
• M5: 4,745,095 km (0.104 R)
• M6: 6,353,272 km (0.113 R)
• M7: 8,397,676 km (0.065 R)
• M8: 9,927,913 km (0.104 R)
• M9: 10,381,045 km (0.06 R)
• M10: 15,402,148 km (0.049 R)
• M11: 17,518,808 km (0.072 R)
• M12: 21,093,749 km (0.074 R)
• M13: 24,303,670 km (0.059 R)
• M14: 27,381,796 km (0.101 R)
• M15: 29,186,844 km (0.106 R)
• M16: 31,553,183 km (0.051 R)
• M17: 61,487,418 km (0.112 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 11,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit