🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.4

Radius: 9.2

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.08 AU - 1.24 AU

Year: 794 Days

Day: 13.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,432,756 km

• M1: 114,442 km (0.09 R)
• M2: 403,017 km (0.053 R)
• M3: 716,424 km (0.096 R)
• M4: 1,047,783 km (0.051 R)
• M5: 1,381,686 km (0.085 R)
• M6: 2,097,063 km (0.106 R)
• M7: 2,493,049 km (0.101 R)
• M8: 3,313,144 km (0.096 R)
• M9: 3,719,452 km (0.087 R)
• M10: 4,510,675 km (0.098 R)
• M11: 5,010,930 km (0.092 R)
• M12: 5,308,331 km (0.076 R)
• M13: 6,140,843 km (0.035 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.9

Radius: 14.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.27 AU - 2.05 AU

Year: 1360 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 81,432,756 km

• M1: 188,344 km (0.103 R)
• M2: 709,991 km (0.066 R)
• M3: 2,024,658 km (0.061 R)
• M4: 2,734,799 km (0.119 R)
• M5: 5,481,715 km (0.059 R)
• M6: 6,576,322 km (0.103 R)
• M7: 8,170,138 km (0.098 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.8

Radius: 4.4

Gravity: 24.21 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.82 AU - 7.82 AU

Year: 13904 Days

Day: 18.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,432,756 km

• M1: 54,753 km (0.12 R)
• M2: 242,947 km (0.087 R)
• M3: 577,149 km (0.059 R)
• M4: 936,632 km (0.107 R)
• M5: 1,777,223 km (0.113 R)
• M6: 1,943,875 km (0.051 R)
• M7: 2,849,091 km (0.07 R)
• M8: 3,149,035 km (0.118 R)
• M9: 3,393,777 km (0.094 R)
• M10: 5,831,923 km (0.111 R)
• M11: 6,014,732 km (0.061 R)
• M12: 6,625,540 km (0.078 R)
• M13: 9,041,247 km (0.088 R)
• M14: 9,187,703 km (0.103 R)
• M15: 9,535,667 km (0.068 R)
• M16: 10,524,809 km (0.105 R)
• M17: 12,163,204 km (0.076 R)
• M18: 13,706,007 km (0.047 R)
• M19: 16,583,373 km (0.066 R)
• M20: 20,169,683 km (0.079 R)
• M21: 20,336,335 km (0.112 R)
• M22: 22,142,579 km (0.083 R)
• M23: 25,000,347 km (0.06 R)
• M24: 28,198,151 km (0.112 R)
• M25: 34,313,114 km (0.093 R)
• M26: 40,192,011 km (0.067 R)
• M27: 45,123,954 km (0.07 R)
• M28: 48,626,788 km (0.115 R)
• M29: 49,227,723 km (0.062 R)
• M30: 51,214,681 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.3

Radius: 7.8

Gravity: 14.85 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 7.39 AU - 11.73 AU

Year: 18794 Days

Day: 23.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,432,756 km

• M1: 98,286 km (0.1 R)
• M2: 372,349 km (0.108 R)
• M3: 756,068 km (0.045 R)
• M4: 1,032,225 km (0.102 R)
• M5: 1,422,676 km (0.12 R)
• M6: 1,852,171 km (0.111 R)
• M7: 3,554,445 km (0.063 R)
• M8: 5,291,127 km (0.045 R)
• M9: 5,688,459 km (0.083 R)
• M10: 7,237,994 km (0.096 R)
• M11: 8,292,360 km (0.112 R)
• M12: 10,640,597 km (0.115 R)
• M13: 11,666,390 km (0.115 R)
• M14: 12,067,611 km (0.092 R)
• M15: 15,456,003 km (0.04 R)
• M16: 18,423,875 km (0.096 R)
• M17: 24,468,377 km (0.092 R)
• M18: 26,591,321 km (0.05 R)
• M19: 34,506,245 km (0.068 R)
• M20: 37,169,985 km (0.114 R)
• M21: 40,270,101 km (0.11 R)
• M22: 43,538,515 km (0.072 R)
• M23: 43,858,655 km (0.11 R)
• M24: 45,483,288 km (0.118 R)
• M25: 51,307,133 km (0.074 R)
• M26: 54,027,271 km (0.117 R)
• M27: 59,359,538 km (0.1 R)
• M28: 66,292,800 km (0.066 R)
• M29: 70,392,979 km (0.116 R)
• M30: 73,293,682 km (0.079 R)
• M31: 75,578,639 km (0.108 R)
• M32: 76,041,196 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.6

Radius: 6

Gravity: 19.77 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.63 AU - 11.43 AU

Year: 21726 Days

Day: 21.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,432,756 km

• M1: 74,649 km (0.118 R)
• M2: 307,573 km (0.085 R)
• M3: 503,247 km (0.116 R)
• M4: 860,786 km (0.105 R)
• M5: 1,051,673 km (0.12 R)
• M6: 1,471,893 km (0.101 R)
• M7: 2,867,492 km (0.102 R)
• M8: 3,300,578 km (0.083 R)
• M9: 3,838,981 km (0.089 R)
• M10: 4,364,967 km (0.054 R)
• M11: 5,931,705 km (0.046 R)
• M12: 6,543,112 km (0.058 R)
• M13: 6,957,947 km (0.064 R)
• M14: 7,587,604 km (0.067 R)
• M15: 9,471,640 km (0.072 R)
• M16: 9,763,954 km (0.068 R)
• M17: 10,244,313 km (0.094 R)
• M18: 10,677,548 km (0.087 R)
• M19: 12,255,656 km (0.094 R)
• M20: 12,673,333 km (0.117 R)
• M21: 17,212,282 km (0.071 R)
• M22: 23,785,164 km (0.107 R)
• M23: 24,653,879 km (0.07 R)
• M24: 25,996,370 km (0.078 R)
• M25: 28,582,768 km (0.071 R)
• M26: 29,938,124 km (0.109 R)
• M27: 30,189,000 km (0.093 R)
• M28: 46,091,553 km (0.088 R)
• M29: 51,104,278 km (0.084 R)
• M30: 53,096,922 km (0.046 R)
• M31: 59,187,201 km (0.082 R)
• M32: 62,809,414 km (0.04 R)
• M33: 66,576,737 km (0.119 R)
• M34: 66,790,363 km (0.1 R)
• M35: 76,882,834 km (0.086 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: 149 - 10,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit