🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.95 AU - 1.01 AU

Year: 354 Days

Day: 16.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.02 AU - 4 AU

Year: 2402 Days

Day: 43.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,806,039 km

• M1: 1,310,926 km (0.105 R)

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.2

Radius: 13.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.4 AU - 8.12 AU

Year: 6420 Days

Day: 9.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,806,039 km

• M1: 184,753 km (0.099 R)
• M2: 874,250 km (0.076 R)
• M3: 2,501,875 km (0.047 R)
• M4: 3,494,457 km (0.098 R)
• M5: 3,935,022 km (0.087 R)
• M6: 4,412,988 km (0.062 R)
• M7: 5,072,116 km (0.115 R)
• M8: 6,657,554 km (0.088 R)
• M9: 7,119,363 km (0.1 R)
• M10: 8,187,342 km (0.113 R)
• M11: 9,315,609 km (0.054 R)
• M12: 15,552,643 km (0.067 R)
• M13: 16,755,111 km (0.039 R)
• M14: 22,269,588 km (0.078 R)
• M15: 33,203,846 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.8

Radius: 3.8

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 14.04 AU - 15.3 AU

Year: 20523 Days

Day: 16.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 81.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,806,039 km

• M1: 103,223 km (0.103 R)
• M2: 595,699 km (0.085 R)
• M3: 977,772 km (0.098 R)
• M4: 1,205,160 km (0.108 R)
• M5: 1,441,525 km (0.113 R)
• M6: 2,574,131 km (0.057 R)
• M7: 2,987,021 km (0.108 R)
• M8: 3,198,402 km (0.115 R)
• M9: 3,465,135 km (0.077 R)
• M10: 3,651,086 km (0.037 R)
• M11: 4,710,687 km (0.069 R)
• M12: 5,387,169 km (0.078 R)
• M13: 6,537,277 km (0.044 R)
• M14: 8,081,427 km (0.109 R)
• M15: 9,177,530 km (0.033 R)
• M16: 12,559,489 km (0.069 R)
• M17: 15,224,276 km (0.104 R)
• M18: 19,091,231 km (0.088 R)
• M19: 19,525,065 km (0.049 R)
• M20: 24,911,486 km (0.042 R)
• M21: 34,829,376 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 13,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit