🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.9

Radius: 9.4

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.62 AU - 0.68 AU

Year: 349 Days

Day: 11.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,027,244 km

• M1: 116,836 km (0.078 R)
• M2: 445,802 km (0.055 R)
• M3: 776,712 km (0.076 R)
• M4: 1,162,076 km (0.076 R)
• M5: 1,913,806 km (0.109 R)
• M6: 2,252,944 km (0.05 R)
• M7: 2,939,299 km (0.118 R)
• M8: 3,832,548 km (0.09 R)
• M9: 4,202,503 km (0.109 R)
• M10: 4,610,457 km (0.032 R)
• M11: 4,926,108 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.4

Radius: 8.9

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.24 AU - 1.7 AU

Year: 1189 Days

Day: 12.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 67.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,027,244 km

• M1: 110,702 km (0.12 R)
• M2: 404,513 km (0.086 R)
• M3: 852,109 km (0.101 R)
• M4: 1,214,436 km (0.106 R)
• M5: 1,712,896 km (0.101 R)
• M6: 2,020,020 km (0.068 R)
• M7: 2,572,934 km (0.104 R)
• M8: 2,928,678 km (0.06 R)
• M9: 3,482,040 km (0.053 R)
• M10: 3,828,658 km (0.054 R)
• M11: 4,198,015 km (0.06 R)
• M12: 4,591,308 km (0.119 R)
• M13: 5,117,145 km (0.109 R)
• M14: 5,663,177 km (0.083 R)
• M15: 6,849,488 km (0.094 R)
• M16: 8,730,532 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.9

Radius: 15

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.13 AU - 3.21 AU

Year: 3764 Days

Day: 10.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,027,244 km

• M1: 186,549 km (0.053 R)
• M2: 728,990 km (0.106 R)
• M3: 1,391,859 km (0.099 R)
• M4: 2,047,396 km (0.101 R)
• M5: 2,576,375 km (0.09 R)
• M6: 3,097,723 km (0.118 R)
• M7: 5,012,725 km (0.117 R)
• M8: 6,145,032 km (0.093 R)
• M9: 8,123,763 km (0.104 R)
• M10: 8,645,411 km (0.11 R)
• M11: 9,259,211 km (0.035 R)
• M12: 13,618,941 km (0.114 R)
• M13: 18,906,179 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.9

Radius: 14.8

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3 AU - 4.18 AU

Year: 4536 Days

Day: 14.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,027,244 km

• M1: 184,005 km (0.096 R)
• M2: 662,270 km (0.053 R)
• M3: 1,462,918 km (0.115 R)
• M4: 1,934,151 km (0.12 R)
• M5: 2,730,610 km (0.07 R)
• M6: 3,233,857 km (0.059 R)
• M7: 3,861,719 km (0.116 R)
• M8: 4,760,653 km (0.05 R)
• M9: 6,191,257 km (0.088 R)
• M10: 7,723,140 km (0.076 R)
• M11: 8,416,376 km (0.052 R)
• M12: 9,038,255 km (0.061 R)
• M13: 9,690,501 km (0.046 R)
• M14: 10,169,663 km (0.073 R)
• M15: 12,293,654 km (0.116 R)
• M16: 13,289,228 km (0.088 R)
• M17: 14,337,759 km (0.071 R)
• M18: 15,279,927 km (0.116 R)
• M19: 16,318,734 km (0.113 R)
• M20: 17,345,873 km (0.071 R)
• M21: 18,355,210 km (0.092 R)
• M22: 21,551,368 km (0.109 R)
• M23: 23,068,740 km (0.084 R)
• M24: 25,027,275 km (0.066 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 19,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit