🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.4

Radius: 8.3

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.04 AU - 1.14 AU

Year: 772 Days

Day: 10.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,471,340 km

• M1: 103,372 km (0.102 R)
• M2: 544,536 km (0.085 R)
• M3: 1,096,403 km (0.093 R)
• M4: 1,397,394 km (0.109 R)
• M5: 1,879,398 km (0.072 R)
• M6: 2,263,117 km (0.115 R)
• M7: 2,570,091 km (0.087 R)
• M8: 2,905,041 km (0.08 R)
• M9: 3,420,107 km (0.095 R)
• M10: 3,826,414 km (0.106 R)
• M11: 4,614,945 km (0.074 R)
• M12: 4,948,398 km (0.094 R)
• M13: 5,624,282 km (0.081 R)
• M14: 6,339,210 km (0.075 R)
• M15: 6,663,538 km (0.11 R)
• M16: 8,875,043 km (0.118 R)
• M17: 9,253,975 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.9

Radius: 13.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.96 AU - 2.62 AU

Year: 2350 Days

Day: 12.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,471,340 km

• M1: 172,935 km (0.097 R)
• M2: 670,348 km (0.047 R)
• M3: 1,328,878 km (0.094 R)
• M4: 1,781,112 km (0.053 R)
• M5: 2,539,873 km (0.074 R)
• M6: 3,719,003 km (0.112 R)
• M7: 4,683,311 km (0.046 R)
• M8: 5,259,263 km (0.105 R)
• M9: 5,808,137 km (0.064 R)
• M10: 6,264,112 km (0.063 R)
• M11: 7,162,896 km (0.102 R)
• M12: 8,816,999 km (0.071 R)
• M13: 10,416,649 km (0.115 R)
• M14: 11,441,544 km (0.078 R)
• M15: 12,366,807 km (0.076 R)
• M16: 13,647,814 km (0.03 R)
• M17: 15,491,308 km (0.096 R)
• M18: 16,573,350 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.1

Radius: 10.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.72 AU - 3.02 AU

Year: 3298 Days

Day: 11.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,471,340 km

• M1: 131,796 km (0.106 R)
• M2: 574,306 km (0.091 R)
• M3: 2,154,209 km (0.069 R)
• M4: 2,627,687 km (0.066 R)
• M5: 3,559,681 km (0.093 R)
• M6: 4,021,191 km (0.066 R)
• M7: 4,393,390 km (0.115 R)
• M8: 4,765,889 km (0.115 R)
• M9: 7,223,034 km (0.119 R)
• M10: 7,588,202 km (0.088 R)
• M11: 8,929,946 km (0.042 R)
• M12: 10,347,236 km (0.068 R)
• M13: 11,494,502 km (0.116 R)
• M14: 16,623,465 km (0.116 R)
• M15: 17,100,682 km (0.077 R)
• M16: 17,532,571 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.9

Radius: 10.2

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.51 AU - 4.27 AU

Year: 5204 Days

Day: 13.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 23,471,340 km

• M1: 127,009 km (0.066 R)
• M2: 780,003 km (0.086 R)
• M3: 1,365,978 km (0.111 R)
• M4: 2,323,255 km (0.047 R)
• M5: 2,757,837 km (0.094 R)
• M6: 3,655,574 km (0.117 R)
• M7: 4,147,751 km (0.12 R)
• M8: 5,066,431 km (0.107 R)
• M9: 5,559,057 km (0.036 R)
• M10: 6,020,118 km (0.073 R)
• M11: 7,053,988 km (0.034 R)
• M12: 8,124,511 km (0.111 R)
• M13: 10,039,962 km (0.077 R)
• M14: 10,818,619 km (0.114 R)
• M15: 12,341,675 km (0.115 R)
• M16: 14,857,761 km (0.086 R)
• M17: 15,506,717 km (0.12 R)
• M18: 15,868,594 km (0.061 R)
• M19: 17,828,925 km (0.108 R)
• M20: 18,427,017 km (0.104 R)
• M21: 20,735,312 km (0.101 R)
• M22: 23,863,703 km (0.085 R)
• M23: 29,080,330 km (0.065 R)
• M24: 32,294,590 km (0.066 R)
• M25: 32,786,468 km (0.106 R)
• M26: 33,684,354 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.6

Radius: 12.2

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.11 AU - 5.69 AU

Year: 7357 Days

Day: 11.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,471,340 km

• M1: 185,801 km (0.08 R)
• M2: 939,774 km (0.098 R)
• M3: 1,632,562 km (0.099 R)
• M4: 2,164,831 km (0.097 R)
• M5: 3,483,536 km (0.101 R)
• M6: 4,413,586 km (0.086 R)
• M7: 4,979,365 km (0.105 R)
• M8: 5,730,945 km (0.108 R)
• M9: 11,922,352 km (0.107 R)
• M10: 12,701,607 km (0.095 R)
• M11: 14,535,528 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.8

Radius: 9.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.07 AU - 5.77 AU

Year: 7402 Days

Day: 13.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,471,340 km

• M1: 116,986 km (0.115 R)
• M2: 592,108 km (0.056 R)
• M3: 1,135,448 km (0.118 R)
• M4: 5,061,195 km (0.03 R)
• M5: 6,325,596 km (0.073 R)
• M6: 6,831,237 km (0.113 R)
• M7: 9,314,711 km (0.113 R)
• M8: 12,391,042 km (0.098 R)
• M9: 15,495,796 km (0.054 R)
• M10: 17,199,118 km (0.041 R)
• M11: 19,700,992 km (0.092 R)
• M12: 20,140,361 km (0.057 R)
• M13: 20,844,070 km (0.073 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 19,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit