🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.5

Radius: 10.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.43 AU - 0.63 AU

Year: 266 Days

Day: 9.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 12,801,278 km

• M1: 131,796 km (0.097 R)
• M2: 494,571 km (0.107 R)
• M3: 960,718 km (0.057 R)
• M4: 1,709,156 km (0.106 R)
• M5: 2,286,603 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.5

Radius: 11.4

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.47 AU - 0.59 AU

Year: 266 Days

Day: 14.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 12,801,278 km

• M1: 141,819 km (0.049 R)
• M2: 553,662 km (0.089 R)
• M3: 962,363 km (0.076 R)
• M4: 1,531,733 km (0.037 R)
• M5: 1,929,364 km (0.084 R)
• M6: 2,333,128 km (0.087 R)
• M7: 2,775,788 km (0.034 R)
• M8: 3,244,628 km (0.08 R)
• M9: 3,646,598 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683

Radius: 11.5

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.67 AU - 0.71 AU

Year: 396 Days

Day: 10.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 12,801,278 km

• M1: 143,016 km (0.095 R)
• M2: 502,798 km (0.054 R)
• M3: 1,205,460 km (0.057 R)
• M4: 1,589,777 km (0.09 R)
• M5: 1,961,527 km (0.117 R)
• M6: 2,587,146 km (0.097 R)
• M7: 2,968,770 km (0.078 R)
• M8: 3,353,685 km (0.119 R)
• M9: 4,772,621 km (0.082 R)
• M10: 5,194,636 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.1

Radius: 10.4

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.58 AU - 2.7 AU

Year: 2961 Days

Day: 11.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 12,801,278 km

• M1: 129,402 km (0.102 R)
• M2: 464,501 km (0.054 R)
• M3: 989,440 km (0.104 R)
• M4: 1,352,814 km (0.063 R)
• M5: 2,012,690 km (0.09 R)
• M6: 2,533,739 km (0.105 R)
• M7: 3,318,679 km (0.115 R)
• M8: 4,365,715 km (0.086 R)
• M9: 5,242,957 km (0.108 R)
• M10: 5,645,824 km (0.081 R)
• M11: 6,233,444 km (0.101 R)
• M12: 7,562,771 km (0.088 R)
• M13: 9,654,299 km (0.099 R)
• M14: 10,773,141 km (0.046 R)
• M15: 13,591,565 km (0.083 R)
• M16: 13,969,449 km (0.087 R)
• M17: 15,757,443 km (0.097 R)
• M18: 16,760,347 km (0.092 R)
• M19: 17,360,085 km (0.067 R)
• M20: 19,245,467 km (0.092 R)
• M21: 19,842,811 km (0.098 R)
• M22: 20,637,774 km (0.115 R)
• M23: 21,074,600 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.1

Radius: 9.8

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.15 AU - 3.43 AU

Year: 3217 Days

Day: 10.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 12,801,278 km

• M1: 170,990 km (0.115 R)
• M2: 2,985,674 km (0.117 R)
• M3: 3,783,779 km (0.106 R)
• M4: 7,908,641 km (0.034 R)
• M5: 11,946,437 km (0.104 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: 481 - 16,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit