🌌 Stone's Star System Generator

Asteroid Belt

Center: 4.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.7

Radius: 13.1

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.4 AU - 8.98 AU

Year: 8355 Days

Day: 12.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,775,480 km

• M1: 162,912 km (0.077 R)
• M2: 587,321 km (0.088 R)
• M3: 1,311,973 km (0.056 R)
• M4: 1,766,302 km (0.088 R)
• M5: 2,586,996 km (0.112 R)
• M6: 3,859,326 km (0.082 R)
• M7: 4,541,343 km (0.119 R)
• M8: 5,513,130 km (0.097 R)
• M9: 6,688,521 km (0.098 R)
• M10: 7,335,831 km (0.108 R)
• M11: 8,425,651 km (0.087 R)
• M12: 10,352,621 km (0.038 R)
• M13: 10,828,642 km (0.105 R)
• M14: 11,824,814 km (0.045 R)
• M15: 12,240,098 km (0.096 R)
• M16: 12,826,821 km (0.119 R)
• M17: 21,183,806 km (0.117 R)
• M18: 25,818,797 km (0.09 R)
• M19: 27,958,196 km (0.087 R)
• M20: 29,259,399 km (0.059 R)
• M21: 30,213,384 km (0.115 R)
• M22: 30,991,293 km (0.113 R)
• M23: 31,682,884 km (0.096 R)
• M24: 34,028,130 km (0.057 R)
• M25: 35,189,758 km (0.033 R)

Planet 2 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.6

Radius: 12.2

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.6 AU - 11.26 AU

Year: 10322 Days

Day: 9.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,775,480 km

• M1: 151,692 km (0.08 R)
• M2: 543,040 km (0.113 R)
• M3: 1,120,189 km (0.075 R)
• M4: 2,011,194 km (0.118 R)
• M5: 3,017,987 km (0.117 R)
• M6: 4,092,399 km (0.067 R)
• M7: 5,935,744 km (0.036 R)
• M8: 6,355,516 km (0.11 R)
• M9: 7,022,274 km (0.114 R)
• M10: 8,151,738 km (0.064 R)
• M11: 10,117,154 km (0.115 R)
• M12: 10,565,499 km (0.088 R)
• M13: 13,481,162 km (0.104 R)
• M14: 16,211,472 km (0.11 R)
• M15: 17,599,142 km (0.091 R)
• M16: 20,137,818 km (0.039 R)
• M17: 21,008,927 km (0.115 R)
• M18: 22,153,799 km (0.073 R)
• M19: 28,509,764 km (0.119 R)
• M20: 29,607,962 km (0.043 R)
• M21: 30,218,770 km (0.112 R)
• M22: 30,942,076 km (0.091 R)
• M23: 34,284,391 km (0.097 R)
• M24: 35,298,216 km (0.12 R)
• M25: 35,985,169 km (0.036 R)
• M26: 37,267,522 km (0.049 R)
• M27: 38,099,287 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.4

Radius: 12.4

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.67 AU - 11.41 AU

Year: 10503 Days

Day: 15 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,775,480 km

• M1: 154,684 km (0.104 R)
• M2: 583,282 km (0.117 R)
• M3: 1,810,134 km (0.032 R)
• M4: 2,631,875 km (0.035 R)
• M5: 3,316,286 km (0.031 R)
• M6: 4,883,174 km (0.076 R)
• M7: 5,502,210 km (0.108 R)
• M8: 6,509,153 km (0.09 R)
• M9: 7,016,888 km (0.103 R)
• M10: 9,172,593 km (0.036 R)
• M11: 12,730,629 km (0.057 R)
• M12: 15,696,407 km (0.065 R)
• M13: 19,095,420 km (0.089 R)
• M14: 21,134,888 km (0.114 R)
• M15: 21,817,204 km (0.109 R)
• M16: 22,690,556 km (0.039 R)
• M17: 27,713,604 km (0.097 R)
• M18: 30,429,254 km (0.117 R)
• M19: 31,740,629 km (0.117 R)
• M20: 32,975,559 km (0.075 R)
• M21: 34,125,817 km (0.081 R)
• M22: 35,900,946 km (0.046 R)
• M23: 38,236,917 km (0.091 R)
• M24: 45,850,700 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 12.6

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.76 AU - 10.72 AU

Year: 11680 Days

Day: 6.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,775,480 km

• M1: 160,369 km (0.114 R)
• M2: 631,602 km (0.093 R)
• M3: 1,137,991 km (0.069 R)
• M4: 1,568,384 km (0.114 R)
• M5: 2,375,315 km (0.079 R)
• M6: 3,391,384 km (0.086 R)
• M7: 5,104,878 km (0.087 R)
• M8: 6,113,467 km (0.077 R)
• M9: 7,336,728 km (0.12 R)
• M10: 8,814,755 km (0.107 R)
• M11: 9,940,629 km (0.101 R)
• M12: 10,817,871 km (0.076 R)
• M13: 12,853,000 km (0.093 R)
• M14: 14,028,391 km (0.079 R)
• M15: 16,070,701 km (0.088 R)
• M16: 22,077,803 km (0.069 R)
• M17: 23,285,058 km (0.099 R)
• M18: 23,953,013 km (0.071 R)
• M19: 24,535,846 km (0.1 R)
• M20: 29,877,687 km (0.052 R)
• M21: 40,013,541 km (0.082 R)
• M22: 42,368,361 km (0.087 R)
• M23: 44,085,296 km (0.085 R)
• M24: 44,667,680 km (0.088 R)
• M25: 50,301,536 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879

Radius: 9.9

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 11.09 AU - 12.83 AU

Year: 14743 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,775,480 km

• M1: 123,119 km (0.065 R)
• M2: 490,232 km (0.115 R)
• M3: 811,269 km (0.118 R)
• M4: 1,834,668 km (0.11 R)
• M5: 4,697,373 km (0.109 R)
• M6: 5,938,736 km (0.057 R)
• M7: 6,678,647 km (0.065 R)
• M8: 10,494,291 km (0.091 R)
• M9: 11,328,448 km (0.042 R)
• M10: 11,887,496 km (0.099 R)
• M11: 13,331,863 km (0.111 R)
• M12: 13,885,076 km (0.109 R)
• M13: 17,613,354 km (0.114 R)
• M14: 19,573,984 km (0.085 R)
• M15: 24,432,474 km (0.111 R)
• M16: 32,330,493 km (0.106 R)
• M17: 36,716,703 km (0.109 R)
• M18: 37,529,917 km (0.05 R)
• M19: 44,167,874 km (0.077 R)
• M20: 45,396,970 km (0.102 R)
• M21: 48,894,269 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.3

Radius: 6.3

Gravity: 14.77 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 12.04 AU - 18.3 AU

Year: 21061 Days

Day: 21.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,775,480 km

• M1: 78,389 km (0.064 R)
• M2: 315,652 km (0.036 R)
• M3: 566,826 km (0.109 R)
• M4: 1,047,783 km (0.101 R)
• M5: 1,484,160 km (0.089 R)
• M6: 1,957,189 km (0.039 R)
• M7: 2,911,773 km (0.098 R)
• M8: 3,476,954 km (0.092 R)
• M9: 3,892,686 km (0.081 R)
• M10: 7,492,310 km (0.043 R)
• M11: 7,735,108 km (0.04 R)
• M12: 8,495,065 km (0.046 R)
• M13: 9,028,830 km (0.056 R)
• M14: 10,949,068 km (0.088 R)
• M15: 12,037,542 km (0.097 R)
• M16: 12,438,465 km (0.074 R)
• M17: 12,642,217 km (0.103 R)
• M18: 19,659,703 km (0.032 R)
• M19: 22,645,228 km (0.099 R)
• M20: 23,982,483 km (0.079 R)
• M21: 26,030,329 km (0.04 R)
• M22: 31,844,001 km (0.097 R)
• M23: 36,350,338 km (0.075 R)
• M24: 37,187,338 km (0.043 R)
• M25: 37,752,519 km (0.074 R)
• M26: 38,899,785 km (0.041 R)
• M27: 40,813,590 km (0.107 R)
• M28: 43,409,712 km (0.089 R)
• M29: 50,119,625 km (0.099 R)
• M30: 53,450,721 km (0.075 R)
• M31: 53,989,872 km (0.084 R)
• M32: 63,316,252 km (0.071 R)
• M33: 64,934,153 km (0.115 R)
• M34: 71,247,033 km (0.066 R)
• M35: 71,681,914 km (0.1 R)
• M36: 72,118,590 km (0.086 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 13,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit