🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.9

Radius: 11

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.94 AU - 1.16 AU

Year: 684 Days

Day: 12.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,179,541 km

• M1: 136,732 km (0.1 R)
• M2: 548,276 km (0.088 R)
• M3: 922,271 km (0.098 R)
• M4: 1,289,982 km (0.097 R)
• M5: 1,895,854 km (0.103 R)
• M6: 2,255,487 km (0.077 R)
• M7: 2,672,416 km (0.082 R)
• M8: 3,077,827 km (0.103 R)
• M9: 4,073,999 km (0.104 R)
• M10: 4,564,381 km (0.075 R)
• M11: 4,988,191 km (0.119 R)
• M12: 5,493,982 km (0.104 R)
• M13: 6,093,720 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.4

Radius: 9.8

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.39 AU - 1.39 AU

Year: 1042 Days

Day: 8.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,179,541 km

• M1: 121,922 km (0.091 R)
• M2: 512,373 km (0.026 R)
• M3: 1,063,491 km (0.076 R)
• M4: 1,395,599 km (0.09 R)
• M5: 1,745,508 km (0.077 R)
• M6: 2,513,543 km (0.078 R)
• M7: 3,115,076 km (0.039 R)
• M8: 3,721,247 km (0.086 R)
• M9: 4,115,138 km (0.11 R)
• M10: 5,077,352 km (0.097 R)
• M11: 5,582,544 km (0.079 R)
• M12: 5,897,447 km (0.091 R)
• M13: 6,825,552 km (0.063 R)
• M14: 7,799,435 km (0.102 R)
• M15: 8,524,236 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.5

Radius: 13.2

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.54 AU - 1.78 AU

Year: 1360 Days

Day: 11.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,179,541 km

• M1: 164,109 km (0.113 R)
• M2: 581,637 km (0.119 R)
• M3: 1,392,008 km (0.116 R)
• M4: 2,245,763 km (0.106 R)
• M5: 3,238,644 km (0.032 R)
• M6: 3,887,450 km (0.102 R)
• M7: 4,410,893 km (0.1 R)
• M8: 6,993,551 km (0.094 R)
• M9: 7,551,401 km (0.071 R)
• M10: 8,341,128 km (0.086 R)
• M11: 10,660,643 km (0.084 R)
• M12: 11,401,003 km (0.068 R)
• M13: 12,364,713 km (0.106 R)
• M14: 13,381,978 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 9.5

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.32 AU - 3.68 AU

Year: 4163 Days

Day: 14.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,179,541 km

• M1: 138,378 km (0.113 R)
• M2: 478,264 km (0.033 R)
• M3: 800,199 km (0.058 R)
• M4: 1,180,776 km (0.11 R)
• M5: 1,671,307 km (0.115 R)
• M6: 2,467,916 km (0.114 R)
• M7: 3,159,956 km (0.069 R)
• M8: 4,331,158 km (0.046 R)
• M9: 5,995,434 km (0.105 R)
• M10: 8,394,535 km (0.104 R)
• M11: 9,913,252 km (0.115 R)
• M12: 12,669,593 km (0.105 R)
• M13: 16,245,581 km (0.102 R)
• M14: 17,260,602 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.9

Radius: 13.8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.48 AU - 3.6 AU

Year: 4235 Days

Day: 13.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,179,541 km

• M1: 192,233 km (0.11 R)
• M2: 698,921 km (0.11 R)
• M3: 1,555,967 km (0.083 R)
• M4: 2,522,968 km (0.09 R)
• M5: 3,077,827 km (0.114 R)
• M6: 3,532,006 km (0.039 R)
• M7: 5,250,736 km (0.08 R)
• M8: 6,429,567 km (0.074 R)
• M9: 6,890,927 km (0.11 R)
• M10: 7,440,848 km (0.119 R)
• M11: 9,501,709 km (0.119 R)
• M12: 10,184,025 km (0.083 R)
• M13: 12,242,192 km (0.12 R)
• M14: 13,996,526 km (0.094 R)
• M15: 22,148,114 km (0.116 R)
• M16: 23,710,515 km (0.105 R)
• M17: 24,222,738 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.8

Radius: 10.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.17 AU - 5.73 AU

Year: 8090 Days

Day: 8.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,179,541 km

• M1: 133,292 km (0.069 R)
• M2: 518,506 km (0.104 R)
• M3: 881,730 km (0.093 R)
• M4: 1,329,476 km (0.032 R)
• M5: 2,443,532 km (0.12 R)
• M6: 2,929,126 km (0.111 R)
• M7: 4,351,503 km (0.101 R)
• M8: 4,896,338 km (0.046 R)
• M9: 5,274,522 km (0.1 R)
• M10: 6,632,122 km (0.048 R)
• M11: 6,987,118 km (0.079 R)
• M12: 8,009,919 km (0.113 R)
• M13: 8,495,364 km (0.093 R)
• M14: 9,525,196 km (0.117 R)
• M15: 10,303,703 km (0.114 R)
• M16: 11,524,870 km (0.03 R)
• M17: 12,731,377 km (0.115 R)
• M18: 15,148,879 km (0.095 R)
• M19: 16,018,491 km (0.096 R)
• M20: 18,477,132 km (0.059 R)
• M21: 21,561,242 km (0.054 R)
• M22: 22,741,270 km (0.09 R)
• M23: 24,297,088 km (0.066 R)
• M24: 24,887,700 km (0.12 R)
• M25: 25,835,403 km (0.052 R)
• M26: 28,728,775 km (0.047 R)
• M27: 31,035,873 km (0.085 R)
• M28: 34,090,064 km (0.08 R)
• M29: 36,343,606 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.3

Radius: 4.2

Gravity: 50.98 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.95 AU - 8.01 AU

Year: 10488 Days

Day: 15 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 54,179,541 km

• M1: 52,359 km (0.11 R)
• M2: 417,677 km (0.117 R)
• M3: 652,546 km (0.03 R)
• M4: 939,175 km (0.081 R)
• M5: 1,105,827 km (0.113 R)
• M6: 1,331,870 km (0.119 R)
• M7: 2,274,935 km (0.071 R)
• M8: 2,727,768 km (0.063 R)
• M9: 3,464,687 km (0.108 R)
• M10: 4,148,947 km (0.03 R)
• M11: 5,117,294 km (0.079 R)
• M12: 5,636,100 km (0.12 R)
• M13: 8,387,354 km (0.115 R)
• M14: 9,405,966 km (0.083 R)
• M15: 10,288,743 km (0.092 R)
• M16: 10,777,779 km (0.076 R)
• M17: 11,168,827 km (0.119 R)
• M18: 11,861,017 km (0.095 R)
• M19: 12,038,440 km (0.098 R)
• M20: 12,277,796 km (0.1 R)
• M21: 15,193,010 km (0.097 R)
• M22: 18,222,965 km (0.072 R)
• M23: 18,617,904 km (0.108 R)
• M24: 20,678,914 km (0.079 R)
• M25: 21,369,308 km (0.05 R)
• M26: 22,433,547 km (0.11 R)
• M27: 23,254,540 km (0.092 R)
• M28: 23,906,787 km (0.093 R)
• M29: 24,379,965 km (0.109 R)
• M30: 31,791,193 km (0.093 R)
• M31: 32,133,772 km (0.057 R)
• M32: 35,084,291 km (0.104 R)
• M33: 35,449,908 km (0.117 R)
• M34: 36,065,204 km (0.113 R)
• M35: 36,313,238 km (0.038 R)
• M36: 44,866,197 km (0.104 R)
• M37: 46,606,319 km (0.088 R)
• M38: 46,753,374 km (0.089 R)
• M39: 49,300,128 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 20,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit