🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.8

Radius: 12.4

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.73 AU - 0.97 AU

Year: 551 Days

Day: 9.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,649,758 km

• M1: 154,235 km (0.105 R)
• M2: 566,378 km (0.115 R)
• M3: 1,064,090 km (0.115 R)
• M4: 1,618,948 km (0.057 R)
• M5: 2,343,451 km (0.076 R)
• M6: 3,067,953 km (0.106 R)
• M7: 3,581,822 km (0.099 R)
• M8: 4,036,749 km (0.06 R)
• M9: 4,881,528 km (0.082 R)
• M10: 5,302,796 km (0.09 R)
• M11: 5,840,600 km (0.107 R)
• M12: 6,513,790 km (0.09 R)
• M13: 7,195,358 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.2

Radius: 8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.65 AU - 2.45 AU

Year: 2063 Days

Day: 12 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,649,758 km

• M1: 99,483 km (0.118 R)
• M2: 555,457 km (0.114 R)
• M3: 854,054 km (0.062 R)
• M4: 1,125,275 km (0.106 R)
• M5: 1,526,197 km (0.102 R)
• M6: 1,951,803 km (0.098 R)
• M7: 2,664,338 km (0.116 R)
• M8: 3,147,240 km (0.034 R)
• M9: 3,495,803 km (0.073 R)
• M10: 4,155,978 km (0.085 R)
• M11: 4,951,390 km (0.078 R)
• M12: 5,989,300 km (0.092 R)
• M13: 7,451,919 km (0.103 R)
• M14: 7,921,058 km (0.119 R)
• M15: 8,701,809 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.2

Radius: 13.1

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.8 AU - 2.82 AU

Year: 3311 Days

Day: 15 Hours

Environment

Temp: -219 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,649,758 km

• M1: 162,912 km (0.063 R)
• M2: 1,079,648 km (0.061 R)
• M3: 1,567,935 km (0.061 R)
• M4: 2,004,462 km (0.119 R)
• M5: 2,538,526 km (0.064 R)
• M6: 2,974,903 km (0.088 R)
• M7: 3,442,696 km (0.118 R)
• M8: 4,043,630 km (0.052 R)
• M9: 4,784,888 km (0.026 R)
• M10: 7,432,621 km (0.119 R)
• M11: 8,095,190 km (0.101 R)
• M12: 9,199,671 km (0.111 R)
• M13: 15,207,072 km (0.091 R)
• M14: 18,090,123 km (0.117 R)
• M15: 20,735,312 km (0.114 R)
• M16: 22,049,380 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.1

Radius: 3.6

Gravity: 40.75 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.71 AU - 7.29 AU

Year: 10331 Days

Day: 15.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,649,758 km

• M1: 44,730 km (0.104 R)
• M2: 167,849 km (0.113 R)
• M3: 310,864 km (0.032 R)
• M4: 569,669 km (0.12 R)
• M5: 957,726 km (0.08 R)
• M6: 1,256,323 km (0.114 R)
• M7: 1,556,865 km (0.095 R)
• M8: 2,831,289 km (0.052 R)
• M9: 3,275,146 km (0.111 R)
• M10: 4,106,462 km (0.114 R)
• M11: 4,243,643 km (0.111 R)
• M12: 4,673,737 km (0.104 R)
• M13: 5,687,412 km (0.105 R)
• M14: 6,209,508 km (0.092 R)
• M15: 6,649,625 km (0.117 R)
• M16: 8,180,909 km (0.106 R)
• M17: 9,307,232 km (0.095 R)
• M18: 9,688,556 km (0.096 R)
• M19: 10,584,349 km (0.075 R)
• M20: 13,600,840 km (0.078 R)
• M21: 17,500,408 km (0.12 R)
• M22: 18,301,355 km (0.082 R)
• M23: 21,420,321 km (0.097 R)
• M24: 21,916,836 km (0.112 R)
• M25: 22,167,861 km (0.112 R)
• M26: 23,891,079 km (0.092 R)
• M27: 25,149,048 km (0.058 R)
• M28: 26,925,971 km (0.072 R)
• M29: 28,985,335 km (0.064 R)
• M30: 31,677,499 km (0.103 R)
• M31: 31,891,124 km (0.069 R)
• M32: 39,372,813 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.9

Radius: 7.6

Gravity: 13.23 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.75 AU - 9.05 AU

Year: 14150 Days

Day: 17.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,649,758 km

• M1: 94,546 km (0.11 R)
• M2: 370,404 km (0.116 R)
• M3: 807,081 km (0.109 R)
• M4: 1,193,941 km (0.03 R)
• M5: 1,453,044 km (0.07 R)
• M6: 2,049,790 km (0.033 R)
• M7: 2,730,909 km (0.064 R)
• M8: 3,473,064 km (0.069 R)
• M9: 8,246,882 km (0.1 R)
• M10: 9,250,235 km (0.096 R)
• M11: 9,944,668 km (0.112 R)
• M12: 12,173,976 km (0.114 R)
• M13: 13,271,426 km (0.042 R)
• M14: 15,587,799 km (0.1 R)
• M15: 19,162,739 km (0.082 R)
• M16: 23,932,967 km (0.094 R)
• M17: 25,856,646 km (0.113 R)
• M18: 28,210,269 km (0.105 R)
• M19: 29,100,376 km (0.074 R)
• M20: 31,407,624 km (0.093 R)
• M21: 32,122,852 km (0.077 R)
• M22: 35,476,387 km (0.085 R)
• M23: 37,303,875 km (0.039 R)
• M24: 43,454,890 km (0.119 R)
• M25: 43,749,598 km (0.109 R)
• M26: 47,234,331 km (0.1 R)
• M27: 49,764,779 km (0.061 R)
• M28: 50,899,778 km (0.075 R)
• M29: 51,720,921 km (0.027 R)
• M30: 61,530,502 km (0.062 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 13,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit