🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.51 AU - 0.55 AU

Year: 253 Days

Day: 24.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.3

Radius: 15

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.99 AU - 1.35 AU

Year: 830 Days

Day: 13.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,816,390 km

• M1: 186,549 km (0.109 R)
• M2: 729,589 km (0.052 R)
• M3: 1,363,884 km (0.076 R)
• M4: 2,004,312 km (0.092 R)
• M5: 2,563,509 km (0.062 R)
• M6: 3,521,534 km (0.103 R)
• M7: 4,153,585 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.2

Radius: 12.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.96 AU - 3.82 AU

Year: 4095 Days

Day: 5.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,816,390 km

• M1: 150,495 km (0.111 R)
• M2: 747,690 km (0.101 R)
• M3: 1,137,841 km (0.052 R)
• M4: 1,669,063 km (0.082 R)
• M5: 2,230,355 km (0.106 R)
• M6: 3,003,476 km (0.039 R)
• M7: 4,489,582 km (0.098 R)
• M8: 5,475,880 km (0.105 R)
• M9: 7,040,824 km (0.11 R)
• M10: 9,037,207 km (0.1 R)
• M11: 9,422,871 km (0.112 R)
• M12: 11,475,204 km (0.109 R)
• M13: 15,008,406 km (0.041 R)
• M14: 25,871,157 km (0.049 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.9

Radius: 4.8

Gravity: 28.9 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.45 AU - 6.45 AU

Year: 10746 Days

Day: 17.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 49,816,390 km

• M1: 72,705 km (0.12 R)
• M2: 317,297 km (0.068 R)
• M3: 756,217 km (0.095 R)
• M4: 964,906 km (0.116 R)
• M5: 1,443,769 km (0.102 R)
• M6: 1,629,719 km (0.115 R)
• M7: 1,930,261 km (0.086 R)
• M8: 2,459,389 km (0.12 R)
• M9: 2,725,823 km (0.067 R)
• M10: 3,641,811 km (0.04 R)
• M11: 4,356,290 km (0.061 R)
• M12: 4,563,633 km (0.038 R)
• M13: 4,871,355 km (0.07 R)
• M14: 5,062,392 km (0.109 R)
• M15: 5,225,603 km (0.081 R)
• M16: 5,736,181 km (0.098 R)
• M17: 6,058,115 km (0.104 R)
• M18: 7,218,546 km (0.073 R)
• M19: 9,919,236 km (0.082 R)
• M20: 11,633,478 km (0.096 R)
• M21: 11,918,163 km (0.107 R)
• M22: 12,324,321 km (0.108 R)
• M23: 13,473,383 km (0.086 R)
• M24: 14,364,537 km (0.095 R)
• M25: 15,567,154 km (0.106 R)
• M26: 15,912,726 km (0.064 R)
• M27: 17,272,869 km (0.106 R)
• M28: 18,094,910 km (0.099 R)
• M29: 19,020,920 km (0.104 R)
• M30: 25,060,486 km (0.113 R)
• M31: 26,307,085 km (0.108 R)
• M32: 27,493,994 km (0.039 R)
• M33: 32,711,818 km (0.085 R)
• M34: 37,185,244 km (0.051 R)
• M35: 39,824,150 km (0.114 R)
• M36: 42,989,791 km (0.111 R)
• M37: 47,755,679 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 10,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit