🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.7

Radius: 14.4

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.03 AU - 1.09 AU

Year: 728 Days

Day: 8.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,005,033 km

• M1: 181,761 km (0.101 R)
• M2: 674,836 km (0.112 R)
• M3: 1,282,503 km (0.08 R)
• M4: 1,733,540 km (0.1 R)
• M5: 2,183,830 km (0.113 R)
• M6: 2,961,439 km (0.113 R)
• M7: 3,449,876 km (0.106 R)
• M8: 3,962,399 km (0.12 R)
• M9: 4,509,628 km (0.117 R)
• M10: 5,269,136 km (0.12 R)
• M11: 6,295,976 km (0.109 R)
• M12: 7,089,293 km (0.106 R)
• M13: 7,568,455 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.9

Radius: 10.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.52 AU - 1.56 AU

Year: 1274 Days

Day: 7 Hours

Environment

Temp: -186 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,005,033 km

• M1: 125,662 km (0.11 R)
• M2: 582,385 km (0.119 R)
• M3: 1,034,619 km (0.09 R)
• M4: 1,358,947 km (0.071 R)
• M5: 1,836,314 km (0.036 R)
• M6: 2,157,650 km (0.11 R)
• M7: 2,748,861 km (0.117 R)
• M8: 3,242,833 km (0.033 R)
• M9: 3,717,058 km (0.041 R)
• M10: 4,135,932 km (0.102 R)
• M11: 6,654,412 km (0.119 R)
• M12: 7,984,487 km (0.083 R)
• M13: 9,193,088 km (0.102 R)
• M14: 9,513,377 km (0.108 R)
• M15: 9,931,803 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.7

Radius: 11.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.91 AU - 2.83 AU

Year: 2433 Days

Day: 13.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,005,033 km

• M1: 138,079 km (0.095 R)
• M2: 538,702 km (0.104 R)
• M3: 903,422 km (0.086 R)
• M4: 1,700,778 km (0.108 R)
• M5: 2,934,961 km (0.082 R)
• M6: 3,525,124 km (0.116 R)
• M7: 4,255,760 km (0.112 R)
• M8: 5,156,190 km (0.077 R)
• M9: 5,754,731 km (0.081 R)
• M10: 7,120,859 km (0.11 R)
• M11: 7,579,526 km (0.101 R)
• M12: 8,761,050 km (0.073 R)
• M13: 9,145,516 km (0.111 R)
• M14: 10,175,348 km (0.114 R)
• M15: 10,600,505 km (0.117 R)
• M16: 10,957,146 km (0.104 R)
• M17: 11,947,634 km (0.1 R)
• M18: 12,464,794 km (0.115 R)
• M19: 14,441,580 km (0.087 R)
• M20: 15,784,819 km (0.093 R)
• M21: 16,250,517 km (0.099 R)
• M22: 17,537,508 km (0.098 R)
• M23: 19,181,888 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.2

Radius: 8.6

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.61 AU - 3.43 AU

Year: 3500 Days

Day: 5.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 38,005,033 km

• M1: 111,151 km (0.098 R)
• M2: 666,459 km (0.097 R)
• M3: 1,999,974 km (0.066 R)
• M4: 4,377,533 km (0.067 R)
• M5: 8,700,014 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.8

Radius: 14.1

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.99 AU - 4.93 AU

Year: 6281 Days

Day: 10.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,005,033 km

• M1: 176,376 km (0.116 R)
• M2: 686,056 km (0.085 R)
• M3: 1,193,941 km (0.091 R)
• M4: 1,713,344 km (0.044 R)
• M5: 2,611,979 km (0.081 R)
• M6: 3,676,517 km (0.06 R)
• M7: 4,478,212 km (0.073 R)
• M8: 6,914,114 km (0.071 R)
• M9: 7,596,580 km (0.107 R)
• M10: 8,665,756 km (0.108 R)
• M11: 10,564,602 km (0.08 R)
• M12: 12,727,188 km (0.109 R)
• M13: 14,614,964 km (0.064 R)
• M14: 15,856,776 km (0.071 R)
• M15: 18,874,464 km (0.049 R)
• M16: 19,401,049 km (0.064 R)
• M17: 20,830,606 km (0.104 R)
• M18: 22,918,543 km (0.049 R)
• M19: 23,518,431 km (0.067 R)
• M20: 24,205,683 km (0.089 R)
• M21: 25,222,051 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.6

Radius: 13.8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.46 AU - 4.82 AU

Year: 6665 Days

Day: 10.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,005,033 km

• M1: 171,589 km (0.115 R)
• M2: 875,746 km (0.09 R)
• M3: 1,556,117 km (0.086 R)
• M4: 2,135,061 km (0.097 R)
• M5: 2,875,720 km (0.056 R)
• M6: 3,372,534 km (0.119 R)
• M7: 4,252,020 km (0.059 R)
• M8: 5,615,006 km (0.072 R)
• M9: 6,129,025 km (0.088 R)
• M10: 8,060,932 km (0.084 R)
• M11: 9,541,951 km (0.086 R)
• M12: 12,763,092 km (0.116 R)
• M13: 13,485,051 km (0.078 R)
• M14: 15,564,910 km (0.026 R)
• M15: 16,068,906 km (0.083 R)
• M16: 20,352,342 km (0.103 R)
• M17: 21,648,308 km (0.045 R)
• M18: 23,488,212 km (0.102 R)
• M19: 24,743,039 km (0.084 R)
• M20: 25,778,705 km (0.107 R)
• M21: 27,752,200 km (0.1 R)
• M22: 29,249,376 km (0.104 R)
• M23: 31,096,610 km (0.104 R)
• M24: 32,609,045 km (0.048 R)
• M25: 33,853,849 km (0.098 R)
• M26: 35,562,555 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 12,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit