🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821

Radius: 14.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.78 AU - 0.8 AU

Year: 485 Days

Day: 7 Hours

Environment

Temp: -167 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,728,800 km

• M1: 179,069 km (0.106 R)
• M2: 692,040 km (0.077 R)
• M3: 1,392,906 km (0.065 R)
• M4: 1,971,999 km (0.04 R)
• M5: 2,458,641 km (0.116 R)
• M6: 3,048,805 km (0.09 R)
• M7: 3,565,516 km (0.096 R)
• M8: 4,240,052 km (0.119 R)
• M9: 4,731,033 km (0.078 R)
• M10: 5,343,636 km (0.085 R)
• M11: 6,572,732 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 8.6

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.87 AU - 1.15 AU

Year: 701 Days

Day: 13.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,728,800 km

• M1: 107,262 km (0.056 R)
• M2: 395,986 km (0.084 R)
• M3: 666,758 km (0.033 R)
• M4: 1,006,046 km (0.103 R)
• M5: 1,460,524 km (0.086 R)
• M6: 2,277,777 km (0.05 R)
• M7: 2,596,121 km (0.074 R)
• M8: 2,977,446 km (0.077 R)
• M9: 3,506,275 km (0.065 R)
• M10: 4,379,328 km (0.088 R)
• M11: 5,258,066 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.9

Radius: 13

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.06 AU - 1.14 AU

Year: 796 Days

Day: 14 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,728,800 km

• M1: 163,361 km (0.11 R)
• M2: 681,269 km (0.089 R)
• M3: 1,404,425 km (0.025 R)
• M4: 1,940,733 km (0.053 R)
• M5: 2,509,205 km (0.091 R)
• M6: 3,103,707 km (0.114 R)
• M7: 3,887,151 km (0.057 R)
• M8: 5,958,782 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.9

Radius: 14.3

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.83 AU - 1.37 AU

Year: 796 Days

Day: 6.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,728,800 km

• M1: 177,872 km (0.05 R)
• M2: 648,656 km (0.08 R)
• M3: 1,571,526 km (0.114 R)
• M4: 2,267,904 km (0.107 R)
• M5: 3,006,169 km (0.035 R)
• M6: 3,472,466 km (0.056 R)
• M7: 4,731,930 km (0.049 R)
• M8: 5,791,233 km (0.065 R)
• M9: 6,520,074 km (0.069 R)
• M10: 7,089,892 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.7

Radius: 14.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.52 AU - 2.1 AU

Year: 1681 Days

Day: 7 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,728,800 km

• M1: 185,651 km (0.087 R)
• M2: 677,080 km (0.104 R)
• M3: 1,155,943 km (0.072 R)
• M4: 1,617,303 km (0.047 R)
• M5: 2,462,231 km (0.085 R)
• M6: 2,994,501 km (0.114 R)
• M7: 3,755,804 km (0.045 R)
• M8: 4,409,248 km (0.11 R)
• M9: 4,948,398 km (0.108 R)
• M10: 5,828,632 km (0.061 R)
• M11: 7,207,027 km (0.091 R)
• M12: 7,702,645 km (0.09 R)
• M13: 8,824,180 km (0.074 R)
• M14: 9,784,598 km (0.055 R)
• M15: 10,256,131 km (0.088 R)
• M16: 10,778,227 km (0.063 R)
• M17: 11,613,283 km (0.045 R)
• M18: 12,451,928 km (0.064 R)
• M19: 13,494,925 km (0.059 R)
• M20: 14,726,265 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.4

Radius: 9.7

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.4 AU - 2.34 AU

Year: 1765 Days

Day: 8.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,728,800 km

• M1: 120,576 km (0.116 R)
• M2: 461,210 km (0.097 R)
• M3: 944,860 km (0.114 R)
• M4: 1,347,428 km (0.104 R)
• M5: 1,671,457 km (0.043 R)
• M6: 2,417,502 km (0.041 R)
• M7: 3,003,925 km (0.106 R)
• M8: 3,339,174 km (0.113 R)
• M9: 3,682,651 km (0.074 R)
• M10: 4,577,096 km (0.081 R)
• M11: 5,387,319 km (0.049 R)
• M12: 6,002,315 km (0.117 R)
• M13: 7,077,774 km (0.083 R)
• M14: 7,844,015 km (0.117 R)
• M15: 9,444,562 km (0.063 R)
• M16: 10,859,459 km (0.108 R)
• M17: 12,180,558 km (0.116 R)
• M18: 13,401,426 km (0.077 R)
• M19: 13,770,634 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630

Radius: 8.2

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.26 AU - 5.38 AU

Year: 8470 Days

Day: 6.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 104.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,728,800 km

• M1: 103,372 km (0.113 R)
• M2: 471,233 km (0.092 R)
• M3: 800,349 km (0.072 R)
• M4: 1,453,194 km (0.079 R)
• M5: 1,932,954 km (0.111 R)
• M6: 2,262,219 km (0.103 R)
• M7: 2,706,525 km (0.081 R)
• M8: 3,034,443 km (0.093 R)
• M9: 3,696,563 km (0.117 R)
• M10: 4,101,076 km (0.074 R)
• M11: 4,368,856 km (0.111 R)
• M12: 5,399,586 km (0.078 R)
• M13: 6,264,261 km (0.104 R)
• M14: 6,766,611 km (0.12 R)
• M15: 8,478,609 km (0.084 R)
• M16: 9,504,102 km (0.047 R)
• M17: 9,832,021 km (0.031 R)
• M18: 10,610,079 km (0.089 R)
• M19: 14,318,910 km (0.075 R)
• M20: 16,970,233 km (0.067 R)
• M21: 21,655,638 km (0.11 R)
• M22: 23,137,704 km (0.118 R)
• M23: 24,336,432 km (0.112 R)
• M24: 25,396,333 km (0.102 R)
• M25: 27,230,702 km (0.083 R)
• M26: 33,369,301 km (0.095 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 14,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit