🌌 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: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.9

Radius: 8.1

Gravity: 14.98 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.85 AU - 0.87 AU

Year: 515 Days

Day: 9.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,514,196 km

• M1: 100,829 km (0.088 R)
• M2: 428,299 km (0.065 R)
• M3: 742,604 km (0.03 R)
• M4: 1,001,558 km (0.083 R)
• M5: 1,315,564 km (0.092 R)
• M6: 1,903,035 km (0.086 R)
• M7: 2,165,728 km (0.106 R)
• M8: 2,557,675 km (0.101 R)
• M9: 2,879,161 km (0.098 R)
• M10: 3,658,266 km (0.105 R)
• M11: 4,171,088 km (0.106 R)
• M12: 4,602,528 km (0.108 R)
• M13: 4,978,767 km (0.097 R)
• M14: 5,235,177 km (0.09 R)
• M15: 5,590,772 km (0.117 R)
• M16: 5,905,675 km (0.055 R)
• M17: 6,350,579 km (0.097 R)
• M18: 7,134,322 km (0.087 R)
• M19: 7,394,922 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.5

Radius: 10

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1 AU - 1 AU

Year: 646 Days

Day: 8.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,514,196 km

• M1: 124,316 km (0.076 R)
• M2: 446,101 km (0.113 R)
• M3: 773,122 km (0.085 R)
• M4: 1,153,549 km (0.101 R)
• M5: 1,635,254 km (0.085 R)
• M6: 2,412,714 km (0.12 R)
• M7: 2,733,003 km (0.073 R)
• M8: 3,406,194 km (0.063 R)
• M9: 3,928,590 km (0.053 R)
• M10: 4,327,118 km (0.091 R)
• M11: 4,837,546 km (0.116 R)
• M12: 5,406,018 km (0.102 R)
• M13: 6,078,311 km (0.102 R)
• M14: 6,719,488 km (0.113 R)
• M15: 8,185,247 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350

Radius: 14.2

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.68 AU - 2.98 AU

Year: 3074 Days

Day: 9.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,514,196 km

• M1: 183,108 km (0.035 R)
• M2: 696,228 km (0.114 R)
• M3: 1,751,043 km (0.07 R)
• M4: 3,326,009 km (0.102 R)
• M5: 3,871,294 km (0.089 R)
• M6: 4,334,150 km (0.072 R)
• M7: 4,987,294 km (0.078 R)
• M8: 5,633,108 km (0.086 R)
• M9: 6,153,559 km (0.116 R)
• M10: 7,206,129 km (0.045 R)
• M11: 7,701,149 km (0.064 R)
• M12: 11,242,729 km (0.116 R)
• M13: 12,192,974 km (0.087 R)
• M14: 13,984,110 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.6

Radius: 11.2

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.65 AU - 5.33 AU

Year: 7197 Days

Day: 9.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,514,196 km

• M1: 192,383 km (0.101 R)
• M2: 1,095,505 km (0.076 R)
• M3: 1,713,494 km (0.088 R)
• M4: 2,849,839 km (0.081 R)
• M5: 3,312,097 km (0.099 R)
• M6: 3,904,504 km (0.098 R)
• M7: 4,748,685 km (0.1 R)
• M8: 5,376,547 km (0.075 R)
• M9: 6,308,093 km (0.12 R)
• M10: 7,628,145 km (0.1 R)
• M11: 9,676,289 km (0.074 R)
• M12: 12,198,809 km (0.099 R)
• M13: 21,500,804 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.9

Radius: 4.2

Gravity: 39.34 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.82 AU - 11.48 AU

Year: 22441 Days

Day: 24.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,514,196 km

• M1: 52,958 km (0.119 R)
• M2: 359,334 km (0.091 R)
• M3: 966,701 km (0.086 R)
• M4: 1,122,433 km (0.09 R)
• M5: 1,371,812 km (0.11 R)
• M6: 1,730,099 km (0.074 R)
• M7: 3,180,301 km (0.084 R)
• M8: 3,996,507 km (0.09 R)
• M9: 4,577,096 km (0.069 R)
• M10: 4,906,212 km (0.11 R)
• M11: 5,819,208 km (0.03 R)
• M12: 6,427,323 km (0.12 R)
• M13: 7,871,242 km (0.109 R)
• M14: 10,862,750 km (0.061 R)
• M15: 14,149,415 km (0.093 R)
• M16: 15,083,804 km (0.11 R)
• M17: 19,047,100 km (0.094 R)
• M18: 22,489,945 km (0.111 R)
• M19: 22,803,054 km (0.11 R)
• M20: 28,579,776 km (0.095 R)
• M21: 30,959,429 km (0.075 R)
• M22: 35,541,313 km (0.075 R)
• M23: 35,966,021 km (0.076 R)
• M24: 36,537,634 km (0.088 R)
• M25: 36,970,271 km (0.088 R)
• M26: 41,642,662 km (0.099 R)
• M27: 46,524,489 km (0.096 R)
• M28: 49,277,688 km (0.109 R)
• M29: 49,805,769 km (0.098 R)
• M30: 51,412,450 km (0.061 R)
• M31: 63,016,158 km (0.111 R)
• M32: 66,381,063 km (0.103 R)
• M33: 70,753,061 km (0.082 R)
• M34: 75,546,027 km (0.104 R)
• M35: 80,307,727 km (0.072 R)
• M36: 81,774,235 km (0.041 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 19,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit