🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.8

Radius: 11.2

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.74 AU - 0.94 AU

Year: 497 Days

Day: 9.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,546,292 km

• M1: 139,575 km (0.074 R)
• M2: 546,032 km (0.117 R)
• M3: 917,334 km (0.108 R)
• M4: 1,518,718 km (0.03 R)
• M5: 1,958,984 km (0.053 R)
• M6: 2,332,979 km (0.115 R)
• M7: 3,079,173 km (0.045 R)
• M8: 3,490,268 km (0.12 R)
• M9: 4,127,555 km (0.106 R)
• M10: 5,268,089 km (0.059 R)
• M11: 6,089,980 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.2

Radius: 11.8

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.15 AU - 1.69 AU

Year: 1093 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,546,292 km

• M1: 146,756 km (0.043 R)
• M2: 624,422 km (0.091 R)
• M3: 1,004,101 km (0.066 R)
• M4: 1,460,674 km (0.058 R)
• M5: 1,941,182 km (0.105 R)
• M6: 2,601,357 km (0.051 R)
• M7: 3,226,976 km (0.103 R)
• M8: 3,639,567 km (0.041 R)
• M9: 4,087,463 km (0.089 R)
• M10: 4,590,710 km (0.108 R)
• M11: 5,277,813 km (0.071 R)
• M12: 5,743,960 km (0.118 R)
• M13: 6,956,301 km (0.111 R)
• M14: 7,439,502 km (0.044 R)
• M15: 7,944,993 km (0.102 R)
• M16: 8,416,675 km (0.117 R)
• M17: 10,265,107 km (0.037 R)
• M18: 10,658,549 km (0.105 R)
• M19: 11,580,521 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.5

Radius: 14.2

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.15 AU - 2.73 AU

Year: 2461 Days

Day: 6.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,546,292 km

• M1: 176,525 km (0.111 R)
• M2: 641,176 km (0.109 R)
• M3: 1,134,999 km (0.117 R)
• M4: 1,783,207 km (0.065 R)
• M5: 2,468,814 km (0.118 R)
• M6: 2,986,871 km (0.117 R)
• M7: 3,513,456 km (0.116 R)
• M8: 3,979,154 km (0.091 R)
• M9: 5,016,316 km (0.073 R)
• M10: 5,610,070 km (0.107 R)
• M11: 6,812,687 km (0.091 R)
• M12: 7,733,013 km (0.119 R)
• M13: 9,854,012 km (0.119 R)
• M14: 10,381,045 km (0.104 R)
• M15: 11,278,034 km (0.117 R)
• M16: 12,414,230 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508

Radius: 9.8

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.17 AU - 4.37 AU

Year: 4726 Days

Day: 5 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,546,292 km

• M1: 122,221 km (0.075 R)
• M2: 516,711 km (0.091 R)
• M3: 1,038,060 km (0.06 R)
• M4: 1,375,253 km (0.077 R)
• M5: 1,724,564 km (0.111 R)
• M6: 2,606,444 km (0.063 R)
• M7: 3,223,685 km (0.111 R)
• M8: 3,785,125 km (0.116 R)
• M9: 5,982,269 km (0.094 R)
• M10: 7,088,097 km (0.059 R)
• M11: 7,862,565 km (0.117 R)
• M12: 8,581,083 km (0.058 R)
• M13: 9,109,762 km (0.107 R)
• M14: 10,357,409 km (0.078 R)
• M15: 11,309,749 km (0.074 R)
• M16: 12,461,503 km (0.094 R)
• M17: 14,516,828 km (0.116 R)
• M18: 15,486,970 km (0.11 R)
• M19: 16,557,343 km (0.111 R)
• M20: 17,199,118 km (0.081 R)
• M21: 17,556,208 km (0.096 R)
• M22: 18,039,858 km (0.112 R)
• M23: 18,844,844 km (0.106 R)
• M24: 21,747,491 km (0.104 R)
• M25: 22,235,330 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.2

Radius: 10.6

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.78 AU - 5.48 AU

Year: 6433 Days

Day: 13.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 27,546,292 km

• M1: 131,796 km (0.118 R)
• M2: 586,424 km (0.095 R)
• M3: 1,013,376 km (0.085 R)
• M4: 1,410,858 km (0.086 R)
• M5: 2,221,528 km (0.113 R)
• M6: 2,748,412 km (0.104 R)
• M7: 3,898,221 km (0.043 R)
• M8: 4,448,592 km (0.087 R)
• M9: 4,818,398 km (0.097 R)
• M10: 6,142,638 km (0.103 R)
• M11: 9,494,678 km (0.117 R)
• M12: 10,194,646 km (0.091 R)
• M13: 10,622,197 km (0.099 R)
• M14: 11,743,582 km (0.095 R)
• M15: 12,118,624 km (0.047 R)
• M16: 12,942,310 km (0.098 R)
• M17: 13,494,775 km (0.074 R)
• M18: 13,958,529 km (0.104 R)
• M19: 14,432,903 km (0.098 R)
• M20: 15,358,166 km (0.079 R)
• M21: 17,629,810 km (0.084 R)
• M22: 19,328,194 km (0.072 R)
• M23: 19,785,665 km (0.098 R)
• M24: 22,040,853 km (0.115 R)
• M25: 24,462,244 km (0.083 R)
• M26: 24,997,804 km (0.104 R)
• M27: 25,463,054 km (0.117 R)
• M28: 27,137,054 km (0.088 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 11,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit