🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 10.1

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.44 AU - 0.72 AU

Year: 310 Days

Day: 12.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,110,114 km

• M1: 125,662 km (0.108 R)
• M2: 483,949 km (0.107 R)
• M3: 817,403 km (0.032 R)
• M4: 1,147,715 km (0.109 R)
• M5: 1,635,853 km (0.103 R)
• M6: 1,990,998 km (0.115 R)
• M7: 3,160,554 km (0.098 R)
• M8: 3,610,545 km (0.042 R)
• M9: 3,938,164 km (0.062 R)
• M10: 4,781,148 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.2

Radius: 8.8

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.63 AU - 1.71 AU

Year: 1517 Days

Day: 10.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,110,114 km

• M1: 110,104 km (0.083 R)
• M2: 587,471 km (0.098 R)
• M3: 972,835 km (0.106 R)
• M4: 1,276,219 km (0.078 R)
• M5: 1,911,711 km (0.118 R)
• M6: 2,260,274 km (0.086 R)
• M7: 3,625,804 km (0.085 R)
• M8: 5,268,687 km (0.117 R)
• M9: 5,625,778 km (0.101 R)
• M10: 6,039,416 km (0.055 R)
• M11: 7,061,169 km (0.091 R)
• M12: 7,613,484 km (0.088 R)
• M13: 7,900,114 km (0.108 R)
• M14: 8,520,796 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.4

Radius: 14.7

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.91 AU - 2.17 AU

Year: 2048 Days

Day: 7.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,110,114 km

• M1: 182,809 km (0.069 R)
• M2: 663,317 km (0.05 R)
• M3: 1,369,718 km (0.08 R)
• M4: 1,906,475 km (0.116 R)
• M5: 2,444,429 km (0.116 R)
• M6: 3,533,203 km (0.094 R)
• M7: 4,412,389 km (0.112 R)
• M8: 7,253,851 km (0.096 R)
• M9: 8,495,663 km (0.105 R)
• M10: 8,980,959 km (0.115 R)
• M11: 10,968,665 km (0.068 R)
• M12: 11,618,519 km (0.095 R)
• M13: 12,758,903 km (0.082 R)
• M14: 13,518,860 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.1

Radius: 8.9

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.58 AU - 3.96 AU

Year: 4157 Days

Day: 11.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,110,114 km

• M1: 110,702 km (0.085 R)
• M2: 486,343 km (0.117 R)
• M3: 765,343 km (0.119 R)
• M4: 1,253,929 km (0.078 R)
• M5: 1,605,784 km (0.061 R)
• M6: 1,885,382 km (0.044 R)
• M7: 2,319,964 km (0.081 R)
• M8: 2,612,128 km (0.089 R)
• M9: 3,350,843 km (0.111 R)
• M10: 4,813,760 km (0.116 R)
• M11: 6,954,655 km (0.115 R)
• M12: 8,031,610 km (0.08 R)
• M13: 10,167,270 km (0.071 R)
• M14: 11,691,223 km (0.084 R)
• M15: 12,507,878 km (0.081 R)
• M16: 15,467,672 km (0.083 R)
• M17: 16,216,260 km (0.116 R)
• M18: 17,292,167 km (0.074 R)
• M19: 20,393,481 km (0.12 R)
• M20: 22,147,217 km (0.09 R)
• M21: 25,712,134 km (0.115 R)
• M22: 26,032,273 km (0.119 R)
• M23: 26,436,038 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.4

Radius: 8.3

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.63 AU - 4.31 AU

Year: 4544 Days

Day: 10.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,110,114 km

• M1: 103,223 km (0.048 R)
• M2: 380,427 km (0.118 R)
• M3: 1,326,484 km (0.105 R)
• M4: 3,032,498 km (0.03 R)
• M5: 3,473,962 km (0.078 R)
• M6: 3,761,938 km (0.098 R)
• M7: 6,438,244 km (0.08 R)
• M8: 7,518,191 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.9

Radius: 14.3

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.15 AU - 5.99 AU

Year: 8025 Days

Day: 7.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,110,114 km

• M1: 180,565 km (0.091 R)
• M2: 891,603 km (0.115 R)
• M3: 1,397,843 km (0.105 R)
• M4: 1,968,110 km (0.046 R)
• M5: 3,460,797 km (0.118 R)
• M6: 3,979,453 km (0.118 R)
• M7: 4,446,946 km (0.056 R)
• M8: 5,289,482 km (0.118 R)
• M9: 6,939,546 km (0.11 R)
• M10: 7,921,506 km (0.034 R)
• M11: 8,911,396 km (0.051 R)
• M12: 9,458,026 km (0.114 R)
• M13: 10,526,005 km (0.109 R)
• M14: 11,525,319 km (0.107 R)
• M15: 15,139,305 km (0.083 R)
• M16: 16,412,382 km (0.083 R)
• M17: 17,171,292 km (0.041 R)
• M18: 19,589,093 km (0.099 R)
• M19: 20,588,108 km (0.085 R)
• M20: 22,302,499 km (0.112 R)
• M21: 23,312,734 km (0.088 R)
• M22: 24,843,868 km (0.084 R)
• M23: 25,760,454 km (0.11 R)
• M24: 26,269,835 km (0.098 R)
• M25: 26,959,481 km (0.099 R)
• M26: 27,661,095 km (0.095 R)
• M27: 32,918,712 km (0.091 R)
• M28: 34,126,266 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.7

Radius: 6.9

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.74 AU - 6.6 AU

Year: 10773 Days

Day: 18.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,110,114 km

• M1: 87,066 km (0.082 R)
• M2: 341,981 km (0.084 R)
• M3: 785,688 km (0.117 R)
• M4: 1,200,673 km (0.053 R)
• M5: 1,532,181 km (0.117 R)
• M6: 2,312,783 km (0.085 R)
• M7: 3,290,704 km (0.096 R)
• M8: 3,895,828 km (0.082 R)
• M9: 5,354,557 km (0.088 R)
• M10: 5,870,968 km (0.061 R)
• M11: 6,554,182 km (0.097 R)
• M12: 7,923,152 km (0.107 R)
• M13: 8,797,701 km (0.057 R)
• M14: 10,503,416 km (0.067 R)
• M15: 11,117,964 km (0.093 R)
• M16: 11,458,599 km (0.116 R)
• M17: 11,806,264 km (0.111 R)
• M18: 12,315,046 km (0.035 R)
• M19: 13,761,807 km (0.093 R)
• M20: 16,108,250 km (0.086 R)
• M21: 17,441,017 km (0.095 R)
• M22: 18,914,407 km (0.11 R)
• M23: 19,752,155 km (0.086 R)
• M24: 20,252,111 km (0.107 R)
• M25: 20,469,028 km (0.069 R)
• M26: 20,980,952 km (0.113 R)
• M27: 25,055,250 km (0.034 R)
• M28: 28,076,080 km (0.116 R)
• M29: 31,718,638 km (0.078 R)
• M30: 32,109,238 km (0.032 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 16,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit