🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.4

Radius: 9.7

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.86 AU - 1.02 AU

Year: 629 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,723,417 km

• M1: 121,473 km (0.113 R)
• M2: 459,265 km (0.061 R)
• M3: 788,381 km (0.047 R)
• M4: 1,458,878 km (0.099 R)
• M5: 1,760,468 km (0.102 R)
• M6: 2,288,099 km (0.087 R)
• M7: 2,742,578 km (0.059 R)
• M8: 3,530,510 km (0.094 R)
• M9: 4,125,311 km (0.118 R)
• M10: 4,676,130 km (0.099 R)
• M11: 5,797,965 km (0.12 R)
• M12: 6,316,471 km (0.114 R)
• M13: 6,745,518 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274

Radius: 12

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.95 AU - 2.31 AU

Year: 2146 Days

Day: 7.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,723,417 km

• M1: 232,325 km (0.081 R)
• M2: 1,023,997 km (0.09 R)
• M3: 1,675,646 km (0.09 R)
• M4: 2,253,243 km (0.111 R)
• M5: 4,047,819 km (0.119 R)
• M6: 4,740,757 km (0.074 R)
• M7: 7,147,786 km (0.1 R)
• M8: 9,117,242 km (0.038 R)
• M9: 10,705,672 km (0.112 R)
• M10: 12,031,110 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936

Radius: 11.3

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.37 AU - 3.77 AU

Year: 3713 Days

Day: 11.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,723,417 km

• M1: 140,472 km (0.102 R)
• M2: 495,319 km (0.037 R)
• M3: 931,546 km (0.05 R)
• M4: 1,405,322 km (0.086 R)
• M5: 2,253,842 km (0.086 R)
• M6: 2,698,596 km (0.117 R)
• M7: 3,088,747 km (0.11 R)
• M8: 3,852,744 km (0.043 R)
• M9: 4,350,156 km (0.06 R)
• M10: 5,364,729 km (0.07 R)
• M11: 6,134,261 km (0.096 R)
• M12: 8,698,219 km (0.067 R)
• M13: 9,081,937 km (0.053 R)
• M14: 10,386,580 km (0.109 R)
• M15: 13,669,954 km (0.113 R)
• M16: 14,776,230 km (0.11 R)
• M17: 20,740,698 km (0.112 R)
• M18: 22,991,248 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.8

Radius: 14.5

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.04 AU - 4.96 AU

Year: 5522 Days

Day: 14.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,723,417 km

• M1: 180,265 km (0.118 R)
• M2: 909,256 km (0.084 R)
• M3: 1,367,175 km (0.105 R)
• M4: 2,231,252 km (0.12 R)
• M5: 2,713,406 km (0.116 R)
• M6: 5,852,119 km (0.034 R)
• M7: 8,042,980 km (0.101 R)
• M8: 9,108,266 km (0.076 R)
• M9: 9,675,242 km (0.042 R)
• M10: 10,783,912 km (0.058 R)
• M11: 12,980,308 km (0.115 R)
• M12: 14,386,678 km (0.11 R)
• M13: 15,277,982 km (0.055 R)
• M14: 16,910,095 km (0.102 R)
• M15: 19,074,925 km (0.028 R)
• M16: 19,715,803 km (0.107 R)
• M17: 22,267,344 km (0.088 R)
• M18: 23,218,338 km (0.09 R)
• M19: 26,409,111 km (0.037 R)
• M20: 28,939,858 km (0.094 R)
• M21: 29,977,020 km (0.114 R)
• M22: 30,456,630 km (0.079 R)
• M23: 32,830,150 km (0.051 R)
• M24: 33,545,079 km (0.106 R)
• M25: 36,400,453 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.2

Radius: 8.3

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.19 AU - 5.93 AU

Year: 7857 Days

Day: 8.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,723,417 km

• M1: 103,223 km (0.088 R)
• M2: 374,743 km (0.073 R)
• M3: 655,089 km (0.113 R)
• M4: 978,071 km (0.032 R)
• M5: 1,646,773 km (0.112 R)
• M6: 2,482,427 km (0.108 R)
• M7: 3,265,722 km (0.09 R)
• M8: 4,078,038 km (0.116 R)
• M9: 4,518,304 km (0.067 R)
• M10: 5,252,830 km (0.113 R)
• M11: 6,229,854 km (0.059 R)
• M12: 7,663,301 km (0.085 R)
• M13: 8,013,958 km (0.076 R)
• M14: 9,001,753 km (0.1 R)
• M15: 9,794,173 km (0.064 R)
• M16: 10,347,834 km (0.038 R)
• M17: 13,490,138 km (0.068 R)
• M18: 17,151,097 km (0.091 R)
• M19: 24,137,018 km (0.074 R)
• M20: 29,561,886 km (0.062 R)
• M21: 32,606,950 km (0.09 R)

Asteroid Belt

Center: 5.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.3

Radius: 5.7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.09 AU - 6.41 AU

Year: 9517 Days

Day: 23.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,723,417 km

• M1: 96,191 km (0.114 R)
• M2: 559,646 km (0.117 R)
• M3: 1,127,070 km (0.108 R)
• M4: 1,335,011 km (0.103 R)
• M5: 1,533,827 km (0.104 R)
• M6: 1,829,582 km (0.117 R)
• M7: 2,720,736 km (0.114 R)
• M8: 3,330,049 km (0.084 R)
• M9: 5,259,861 km (0.085 R)
• M10: 11,727,725 km (0.117 R)
• M11: 12,195,817 km (0.116 R)
• M12: 16,168,987 km (0.109 R)
• M13: 16,925,353 km (0.046 R)
• M14: 20,588,706 km (0.083 R)
• M15: 26,861,943 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.7

Radius: 6.3

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.78 AU - 6.16 AU

Year: 10069 Days

Day: 23 Hours

Environment

Temp: -234 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,723,417 km

• M1: 102,475 km (0.12 R)
• M2: 335,997 km (0.103 R)
• M3: 640,877 km (0.081 R)
• M4: 888,163 km (0.095 R)
• M5: 1,091,316 km (0.091 R)
• M6: 2,275,982 km (0.065 R)
• M7: 2,492,001 km (0.084 R)
• M8: 3,268,414 km (0.075 R)
• M9: 3,712,421 km (0.12 R)
• M10: 4,038,843 km (0.115 R)
• M11: 5,381,035 km (0.108 R)
• M12: 5,865,733 km (0.108 R)
• M13: 8,434,926 km (0.119 R)
• M14: 10,496,684 km (0.097 R)
• M15: 12,815,900 km (0.052 R)
• M16: 17,450,741 km (0.078 R)
• M17: 18,799,366 km (0.032 R)
• M18: 22,842,847 km (0.069 R)
• M19: 25,510,027 km (0.108 R)
• M20: 27,243,418 km (0.11 R)
• M21: 34,307,130 km (0.104 R)
• M22: 35,406,525 km (0.105 R)
• M23: 36,984,782 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.2

Radius: 5

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.06 AU - 8.1 AU

Year: 11651 Days

Day: 21.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,723,417 km

• M1: 72,854 km (0.073 R)
• M2: 331,958 km (0.075 R)
• M3: 540,497 km (0.061 R)
• M4: 1,109,119 km (0.076 R)
• M5: 2,033,484 km (0.094 R)
• M6: 4,544,035 km (0.091 R)
• M7: 5,457,181 km (0.081 R)
• M8: 6,593,526 km (0.094 R)
• M9: 6,783,515 km (0.111 R)
• M10: 7,698,905 km (0.101 R)
• M11: 9,357,496 km (0.085 R)
• M12: 10,785,258 km (0.112 R)
• M13: 12,558,143 km (0.114 R)
• M14: 13,361,783 km (0.11 R)
• M15: 14,289,289 km (0.109 R)
• M16: 16,519,494 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.7

Radius: 3.2

Gravity: 32.29 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.04 AU - 8.68 AU

Year: 15211 Days

Day: 19.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 53.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 30,723,417 km

• M1: 40,391 km (0.116 R)
• M2: 239,506 km (0.098 R)
• M3: 364,720 km (0.053 R)
• M4: 540,647 km (0.074 R)
• M5: 883,375 km (0.081 R)
• M6: 1,095,954 km (0.104 R)
• M7: 1,341,594 km (0.046 R)
• M8: 1,907,971 km (0.102 R)
• M9: 2,853,579 km (0.074 R)
• M10: 3,172,672 km (0.12 R)
• M11: 3,669,187 km (0.095 R)
• M12: 3,774,354 km (0.045 R)
• M13: 3,990,822 km (0.106 R)
• M14: 5,232,036 km (0.05 R)
• M15: 5,535,420 km (0.112 R)
• M16: 5,744,109 km (0.046 R)
• M17: 5,850,474 km (0.107 R)
• M18: 5,958,034 km (0.037 R)
• M19: 7,995,857 km (0.117 R)
• M20: 9,685,415 km (0.112 R)
• M21: 9,886,774 km (0.093 R)
• M22: 10,560,263 km (0.081 R)
• M23: 10,935,305 km (0.1 R)
• M24: 11,486,424 km (0.079 R)
• M25: 11,712,017 km (0.088 R)
• M26: 14,852,226 km (0.089 R)
• M27: 15,458,995 km (0.093 R)
• M28: 18,665,027 km (0.12 R)
• M29: 20,920,365 km (0.102 R)
• M30: 21,341,333 km (0.057 R)
• M31: 22,550,084 km (0.117 R)
• M32: 23,081,755 km (0.029 R)
• M33: 26,842,047 km (0.108 R)
• M34: 27,439,092 km (0.113 R)
• M35: 27,539,472 km (0.08 R)
• M36: 29,809,919 km (0.115 R)
• M37: 30,450,048 km (0.112 R)
• M38: 33,789,073 km (0.111 R)
• M39: 39,242,214 km (0.113 R)
• M40: 42,243,148 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.5

Radius: 6.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.84 AU - 8.82 AU

Year: 16595 Days

Day: 15.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,723,417 km

• M1: 100,231 km (0.077 R)
• M2: 380,577 km (0.106 R)
• M3: 714,779 km (0.08 R)
• M4: 1,079,199 km (0.061 R)
• M5: 1,930,112 km (0.065 R)
• M6: 2,165,429 km (0.04 R)
• M7: 2,694,557 km (0.117 R)
• M8: 3,823,273 km (0.113 R)
• M9: 5,610,668 km (0.103 R)
• M10: 6,031,637 km (0.08 R)
• M11: 6,571,086 km (0.115 R)
• M12: 9,465,656 km (0.103 R)
• M13: 10,193,599 km (0.09 R)
• M14: 16,977,862 km (0.087 R)
• M15: 22,197,631 km (0.089 R)
• M16: 22,869,924 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 10,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit