🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.6

Radius: 14.8

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.31 AU - 3.71 AU

Year: 4314 Days

Day: 14.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 142.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,100,742 km

• M1: 184,155 km (0.086 R)
• M2: 731,234 km (0.089 R)
• M3: 1,260,063 km (0.096 R)
• M4: 1,722,171 km (0.089 R)
• M5: 2,316,074 km (0.097 R)
• M6: 3,295,491 km (0.083 R)
• M7: 4,153,585 km (0.104 R)
• M8: 4,813,760 km (0.054 R)
• M9: 5,292,473 km (0.116 R)
• M10: 6,471,604 km (0.088 R)
• M11: 7,225,428 km (0.107 R)
• M12: 8,000,494 km (0.089 R)
• M13: 8,560,439 km (0.094 R)
• M14: 10,442,829 km (0.104 R)
• M15: 14,244,560 km (0.094 R)
• M16: 15,983,784 km (0.083 R)
• M17: 18,755,235 km (0.107 R)
• M18: 19,948,726 km (0.106 R)
• M19: 26,360,042 km (0.094 R)
• M20: 26,935,695 km (0.063 R)
• M21: 27,772,545 km (0.105 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950.6

Radius: 7.5

Gravity: 16.9 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6 AU - 6.74 AU

Year: 10547 Days

Day: 21.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,100,742 km

• M1: 93,947 km (0.087 R)
• M2: 576,700 km (0.032 R)
• M3: 1,616,555 km (0.09 R)
• M4: 1,974,243 km (0.073 R)
• M5: 2,247,858 km (0.091 R)
• M6: 2,630,679 km (0.066 R)
• M7: 2,917,308 km (0.109 R)
• M8: 3,686,092 km (0.108 R)
• M9: 4,676,878 km (0.112 R)
• M10: 6,841,559 km (0.049 R)
• M11: 8,373,292 km (0.071 R)
• M12: 10,174,151 km (0.104 R)
• M13: 11,451,418 km (0.086 R)
• M14: 13,659,931 km (0.088 R)
• M15: 14,320,555 km (0.099 R)
• M16: 14,658,647 km (0.092 R)
• M17: 15,351,135 km (0.112 R)
• M18: 18,498,824 km (0.104 R)
• M19: 21,607,168 km (0.064 R)
• M20: 22,960,730 km (0.065 R)
• M21: 24,178,905 km (0.109 R)
• M22: 29,483,646 km (0.051 R)
• M23: 30,809,382 km (0.113 R)
• M24: 33,817,197 km (0.074 R)
• M25: 34,296,658 km (0.072 R)
• M26: 39,740,974 km (0.034 R)
• M27: 40,949,126 km (0.115 R)
• M28: 44,147,678 km (0.05 R)
• M29: 52,623,594 km (0.094 R)
• M30: 54,735,467 km (0.112 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.5

Radius: 4.2

Gravity: 30.53 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.9 AU - 7.5 AU

Year: 11377 Days

Day: 16.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,100,742 km

• M1: 65,524 km (0.108 R)
• M2: 387,758 km (0.111 R)
• M3: 968,945 km (0.12 R)
• M4: 1,543,252 km (0.101 R)
• M5: 1,767,200 km (0.09 R)
• M6: 7,934,222 km (0.098 R)
• M7: 8,285,179 km (0.094 R)
• M8: 8,692,235 km (0.084 R)
• M9: 9,207,599 km (0.099 R)
• M10: 9,644,276 km (0.081 R)
• M11: 9,943,022 km (0.088 R)
• M12: 13,277,858 km (0.052 R)
• M13: 13,585,431 km (0.111 R)
• M14: 19,409,576 km (0.054 R)
• M15: 20,045,815 km (0.088 R)
• M16: 20,778,247 km (0.096 R)
• M17: 21,276,408 km (0.09 R)
• M18: 22,296,216 km (0.1 R)
• M19: 23,259,477 km (0.031 R)
• M20: 25,362,524 km (0.102 R)
• M21: 25,645,713 km (0.103 R)
• M22: 26,897,996 km (0.038 R)
• M23: 32,871,140 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.1

Radius: 5.7

Gravity: 22.07 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.38 AU - 8 AU

Year: 12647 Days

Day: 22.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,100,742 km

• M1: 71,209 km (0.071 R)
• M2: 255,214 km (0.045 R)
• M3: 512,223 km (0.066 R)
• M4: 1,305,541 km (0.07 R)
• M5: 3,682,052 km (0.116 R)
• M6: 3,960,454 km (0.072 R)
• M7: 4,622,425 km (0.093 R)
• M8: 5,182,519 km (0.079 R)
• M9: 6,086,838 km (0.092 R)
• M10: 10,710,160 km (0.094 R)
• M11: 11,393,972 km (0.052 R)
• M12: 14,558,266 km (0.114 R)
• M13: 15,539,479 km (0.107 R)
• M14: 17,554,712 km (0.075 R)
• M15: 17,867,371 km (0.06 R)
• M16: 18,991,001 km (0.054 R)
• M17: 21,113,346 km (0.109 R)
• M18: 22,095,456 km (0.084 R)
• M19: 28,313,192 km (0.108 R)
• M20: 36,483,031 km (0.115 R)
• M21: 43,335,810 km (0.076 R)
• M22: 44,050,589 km (0.105 R)
• M23: 44,918,556 km (0.086 R)
• M24: 46,390,449 km (0.106 R)
• M25: 50,682,412 km (0.105 R)
• M26: 54,399,919 km (0.063 R)
• M27: 56,579,560 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.4

Radius: 7.7

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.52 AU - 11.38 AU

Year: 19057 Days

Day: 22.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,100,742 km

• M1: 95,743 km (0.051 R)
• M2: 422,315 km (0.095 R)
• M3: 2,090,181 km (0.118 R)
• M4: 2,909,679 km (0.088 R)
• M5: 3,600,073 km (0.089 R)
• M6: 4,610,906 km (0.111 R)
• M7: 4,964,705 km (0.096 R)
• M8: 6,524,711 km (0.078 R)
• M9: 7,308,454 km (0.038 R)
• M10: 9,012,823 km (0.096 R)
• M11: 9,515,621 km (0.071 R)
• M12: 10,577,018 km (0.101 R)
• M13: 13,059,595 km (0.089 R)
• M14: 13,507,940 km (0.056 R)
• M15: 14,033,028 km (0.039 R)
• M16: 15,193,908 km (0.059 R)
• M17: 18,254,979 km (0.106 R)
• M18: 18,815,672 km (0.031 R)
• M19: 20,225,333 km (0.118 R)
• M20: 20,912,586 km (0.079 R)
• M21: 21,972,337 km (0.117 R)
• M22: 24,777,746 km (0.067 R)
• M23: 30,302,245 km (0.047 R)
• M24: 33,886,461 km (0.111 R)
• M25: 35,718,137 km (0.101 R)
• M26: 39,047,587 km (0.12 R)
• M27: 44,277,529 km (0.11 R)
• M28: 46,910,152 km (0.118 R)
• M29: 52,968,716 km (0.092 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: 372 - 18,043 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit