🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 10.8

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.8 AU - 1.1 AU

Year: 617 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 9,495,634 km

• M1: 134,488 km (0.083 R)
• M2: 591,061 km (0.108 R)
• M3: 1,144,274 km (0.089 R)
• M4: 2,737,641 km (0.115 R)
• M5: 3,732,916 km (0.056 R)
• M6: 5,192,841 km (0.074 R)
• M7: 5,583,741 km (0.097 R)
• M8: 6,484,918 km (0.032 R)
• M9: 7,044,863 km (0.025 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 10.4

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.09 AU - 1.09 AU

Year: 759 Days

Day: 14.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 9,495,634 km

• M1: 129,402 km (0.107 R)
• M2: 454,179 km (0.072 R)
• M3: 793,318 km (0.116 R)
• M4: 1,195,586 km (0.086 R)
• M5: 1,867,729 km (0.11 R)
• M6: 3,220,842 km (0.085 R)
• M7: 3,683,848 km (0.077 R)
• M8: 4,158,970 km (0.111 R)
• M9: 4,588,615 km (0.043 R)
• M10: 5,011,379 km (0.111 R)
• M11: 5,874,409 km (0.029 R)
• M12: 6,923,689 km (0.095 R)
• M13: 7,673,623 km (0.087 R)
• M14: 8,898,979 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323

Radius: 10.2

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.13 AU - 1.21 AU

Year: 844 Days

Day: 6.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 9,495,634 km

• M1: 132,095 km (0.089 R)
• M2: 588,368 km (0.093 R)
• M3: 961,466 km (0.1 R)
• M4: 1,509,742 km (0.045 R)
• M5: 2,650,575 km (0.095 R)
• M6: 4,115,138 km (0.075 R)
• M7: 4,690,492 km (0.103 R)
• M8: 5,014,521 km (0.113 R)
• M9: 5,964,766 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.2

Radius: 12.4

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.16 AU - 1.38 AU

Year: 954 Days

Day: 14.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 9,495,634 km

• M1: 155,133 km (0.045 R)
• M2: 554,559 km (0.114 R)
• M3: 1,129,314 km (0.103 R)
• M4: 1,535,772 km (0.073 R)
• M5: 2,148,375 km (0.113 R)
• M6: 2,647,434 km (0.074 R)
• M7: 3,171,325 km (0.095 R)
• M8: 3,591,546 km (0.084 R)
• M9: 4,316,198 km (0.077 R)
• M10: 4,834,405 km (0.119 R)
• M11: 5,817,113 km (0.1 R)
• M12: 6,730,558 km (0.056 R)
• M13: 7,359,916 km (0.07 R)
• M14: 8,815,204 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.5

Radius: 8.1

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.36 AU - 2.48 AU

Year: 2510 Days

Day: 11.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 9,495,634 km

• M1: 100,679 km (0.114 R)
• M2: 460,313 km (0.047 R)
• M3: 796,758 km (0.11 R)
• M4: 1,240,166 km (0.105 R)
• M5: 1,547,440 km (0.056 R)
• M6: 2,119,951 km (0.106 R)
• M7: 2,427,525 km (0.098 R)
• M8: 2,951,716 km (0.095 R)
• M9: 4,576,199 km (0.049 R)
• M10: 4,947,052 km (0.077 R)
• M11: 5,769,092 km (0.088 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 13,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit