🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.1

Radius: 11.9

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.04 AU - 1.58 AU

Year: 1017 Days

Day: 11.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,428,869 km

• M1: 147,952 km (0.117 R)
• M2: 546,631 km (0.095 R)
• M3: 1,033,572 km (0.091 R)
• M4: 1,656,647 km (0.108 R)
• M5: 2,041,113 km (0.107 R)
• M6: 2,474,947 km (0.068 R)
• M7: 3,391,683 km (0.059 R)
• M8: 4,471,929 km (0.118 R)
• M9: 5,064,786 km (0.08 R)
• M10: 5,909,265 km (0.085 R)
• M11: 6,344,296 km (0.1 R)
• M12: 7,325,658 km (0.057 R)
• M13: 7,779,688 km (0.084 R)
• M14: 9,010,878 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881

Radius: 11.7

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.32 AU - 1.88 AU

Year: 1373 Days

Day: 13.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,428,869 km

• M1: 145,708 km (0.106 R)
• M2: 574,456 km (0.089 R)
• M3: 947,254 km (0.109 R)
• M4: 1,455,587 km (0.108 R)
• M5: 2,454,153 km (0.106 R)
• M6: 2,921,646 km (0.082 R)
• M7: 3,400,808 km (0.107 R)
• M8: 4,615,394 km (0.07 R)
• M9: 5,016,615 km (0.097 R)
• M10: 5,528,988 km (0.075 R)
• M11: 5,936,044 km (0.092 R)
• M12: 6,633,918 km (0.085 R)
• M13: 7,094,230 km (0.115 R)
• M14: 7,741,091 km (0.081 R)
• M15: 8,664,260 km (0.047 R)
• M16: 11,257,090 km (0.078 R)
• M17: 12,518,051 km (0.089 R)
• M18: 13,182,864 km (0.117 R)
• M19: 13,871,014 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352

Radius: 11.4

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.61 AU - 4.27 AU

Year: 4327 Days

Day: 9.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,428,869 km

• M1: 141,968 km (0.076 R)
• M2: 538,702 km (0.103 R)
• M3: 918,980 km (0.069 R)
• M4: 1,758,673 km (0.101 R)
• M5: 2,252,196 km (0.062 R)
• M6: 2,662,393 km (0.095 R)
• M7: 5,317,756 km (0.084 R)
• M8: 5,756,077 km (0.05 R)
• M9: 6,190,509 km (0.09 R)
• M10: 7,691,575 km (0.073 R)
• M11: 8,423,856 km (0.088 R)
• M12: 9,646,370 km (0.117 R)
• M13: 10,143,783 km (0.094 R)
• M14: 11,357,321 km (0.119 R)
• M15: 13,076,649 km (0.033 R)
• M16: 14,562,156 km (0.109 R)
• M17: 16,587,262 km (0.086 R)
• M18: 18,971,104 km (0.1 R)
• M19: 19,692,166 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.4

Radius: 10.5

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.21 AU - 4.23 AU

Year: 4866 Days

Day: 7.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,428,869 km

• M1: 130,599 km (0.05 R)
• M2: 487,539 km (0.12 R)
• M3: 853,905 km (0.108 R)
• M4: 2,537,928 km (0.118 R)
• M5: 4,305,128 km (0.108 R)
• M6: 4,760,204 km (0.054 R)
• M7: 5,416,640 km (0.055 R)
• M8: 9,853,264 km (0.102 R)
• M9: 13,280,102 km (0.106 R)
• M10: 13,973,937 km (0.116 R)
• M11: 15,784,819 km (0.031 R)
• M12: 17,367,415 km (0.104 R)
• M13: 18,786,949 km (0.073 R)
• M14: 21,491,230 km (0.045 R)
• M15: 27,062,554 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.6

Radius: 6.4

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.03 AU - 12.29 AU

Year: 21965 Days

Day: 24.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,428,869 km

• M1: 94,695 km (0.085 R)
• M2: 401,371 km (0.103 R)
• M3: 1,098,198 km (0.058 R)
• M4: 1,736,532 km (0.08 R)
• M5: 4,057,094 km (0.065 R)
• M6: 5,092,461 km (0.11 R)
• M7: 5,639,989 km (0.057 R)
• M8: 10,148,420 km (0.079 R)
• M9: 12,031,858 km (0.097 R)
• M10: 12,617,832 km (0.107 R)
• M11: 13,731,738 km (0.096 R)
• M12: 15,773,300 km (0.076 R)
• M13: 17,397,933 km (0.047 R)
• M14: 22,694,446 km (0.077 R)
• M15: 27,035,776 km (0.082 R)
• M16: 32,508,066 km (0.078 R)
• M17: 36,760,535 km (0.097 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: 306 - 12,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit