🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.6

Radius: 10.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.03 AU - 1.31 AU

Year: 844 Days

Day: 13.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 109.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,128,878 km

• M1: 132,993 km (0.11 R)
• M2: 591,809 km (0.056 R)
• M3: 1,070,672 km (0.084 R)
• M4: 1,596,658 km (0.082 R)
• M5: 2,684,085 km (0.082 R)
• M6: 3,027,263 km (0.102 R)
• M7: 3,438,956 km (0.117 R)
• M8: 3,789,613 km (0.114 R)
• M9: 4,238,856 km (0.103 R)
• M10: 4,675,083 km (0.119 R)
• M11: 5,089,768 km (0.108 R)
• M12: 5,823,247 km (0.119 R)
• M13: 7,043,068 km (0.094 R)
• M14: 7,477,949 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.7

Radius: 9.1

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.11 AU - 1.61 AU

Year: 1058 Days

Day: 11.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,128,878 km

• M1: 113,246 km (0.092 R)
• M2: 407,056 km (0.061 R)
• M3: 697,575 km (0.07 R)
• M4: 1,036,863 km (0.115 R)
• M5: 1,367,325 km (0.11 R)
• M6: 1,796,521 km (0.105 R)
• M7: 2,235,890 km (0.108 R)
• M8: 2,547,502 km (0.071 R)
• M9: 3,375,227 km (0.113 R)
• M10: 4,495,865 km (0.112 R)
• M11: 5,131,805 km (0.065 R)
• M12: 6,467,116 km (0.093 R)
• M13: 7,327,005 km (0.118 R)
• M14: 8,180,460 km (0.103 R)
• M15: 8,589,611 km (0.098 R)
• M16: 9,041,097 km (0.116 R)
• M17: 10,682,784 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.1

Radius: 12.3

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.14 AU - 1.82 AU

Year: 1201 Days

Day: 9.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,128,878 km

• M1: 153,188 km (0.111 R)
• M2: 548,276 km (0.067 R)
• M3: 932,593 km (0.118 R)
• M4: 1,418,038 km (0.117 R)
• M5: 2,090,032 km (0.057 R)
• M6: 2,610,483 km (0.03 R)
• M7: 4,072,204 km (0.09 R)
• M8: 4,632,896 km (0.113 R)
• M9: 6,060,210 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.1

Radius: 10.5

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.6 AU - 2.14 AU

Year: 1705 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,128,878 km

• M1: 131,048 km (0.105 R)
• M2: 457,919 km (0.108 R)
• M3: 946,955 km (0.116 R)
• M4: 1,291,927 km (0.119 R)
• M5: 1,956,142 km (0.062 R)
• M6: 2,424,682 km (0.114 R)
• M7: 2,777,584 km (0.062 R)
• M8: 3,149,634 km (0.087 R)
• M9: 3,674,572 km (0.066 R)
• M10: 4,050,063 km (0.064 R)
• M11: 4,963,657 km (0.08 R)
• M12: 5,492,037 km (0.118 R)
• M13: 6,008,898 km (0.117 R)
• M14: 6,661,593 km (0.063 R)
• M15: 8,968,692 km (0.102 R)
• M16: 11,386,193 km (0.087 R)
• M17: 11,763,928 km (0.118 R)
• M18: 13,610,265 km (0.075 R)
• M19: 13,950,001 km (0.058 R)
• M20: 14,470,303 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.3

Radius: 12.5

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.41 AU - 2.57 AU

Year: 2620 Days

Day: 7.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,128,878 km

• M1: 155,432 km (0.062 R)
• M2: 562,787 km (0.12 R)
• M3: 1,257,669 km (0.053 R)
• M4: 1,754,783 km (0.069 R)
• M5: 2,328,192 km (0.108 R)
• M6: 2,881,255 km (0.111 R)
• M7: 3,309,254 km (0.11 R)
• M8: 3,913,929 km (0.092 R)
• M9: 4,399,225 km (0.1 R)
• M10: 5,039,204 km (0.099 R)
• M11: 6,101,798 km (0.046 R)
• M12: 6,588,889 km (0.116 R)
• M13: 7,702,794 km (0.087 R)
• M14: 8,111,496 km (0.067 R)
• M15: 8,567,919 km (0.039 R)
• M16: 9,390,408 km (0.091 R)
• M17: 9,820,951 km (0.107 R)
• M18: 11,473,409 km (0.072 R)
• M19: 11,883,008 km (0.11 R)
• M20: 12,644,910 km (0.108 R)
• M21: 13,484,154 km (0.079 R)
• M22: 16,276,697 km (0.073 R)
• M23: 17,808,579 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.1

Radius: 14.5

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.3 AU - 3.46 AU

Year: 3259 Days

Day: 12.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,128,878 km

• M1: 181,163 km (0.119 R)
• M2: 672,293 km (0.085 R)
• M3: 1,459,178 km (0.097 R)
• M4: 2,078,363 km (0.119 R)
• M5: 2,531,794 km (0.03 R)
• M6: 3,361,614 km (0.111 R)
• M7: 4,515,013 km (0.082 R)
• M8: 8,428,793 km (0.097 R)
• M9: 9,017,760 km (0.116 R)
• M10: 9,477,474 km (0.087 R)
• M11: 9,985,059 km (0.102 R)
• M12: 10,985,869 km (0.07 R)
• M13: 11,617,920 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.1

Radius: 12.8

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.5 AU - 5.2 AU

Year: 6050 Days

Day: 7.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 95 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,128,878 km

• M1: 159,771 km (0.106 R)
• M2: 612,902 km (0.115 R)
• M3: 1,544,149 km (0.089 R)
• M4: 2,161,689 km (0.115 R)
• M5: 2,594,925 km (0.106 R)
• M6: 3,012,602 km (0.1 R)
• M7: 3,875,632 km (0.096 R)
• M8: 8,287,273 km (0.074 R)
• M9: 9,402,974 km (0.097 R)
• M10: 11,978,750 km (0.061 R)
• M11: 13,867,872 km (0.052 R)
• M12: 15,891,034 km (0.097 R)
• M13: 16,294,948 km (0.052 R)
• M14: 17,063,133 km (0.073 R)
• M15: 20,244,930 km (0.096 R)
• M16: 20,994,565 km (0.049 R)
• M17: 21,692,140 km (0.084 R)
• M18: 24,561,278 km (0.109 R)
• M19: 25,650,350 km (0.033 R)
• M20: 27,261,519 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.8

Radius: 6.2

Gravity: 22.78 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.76 AU - 11.44 AU

Year: 19835 Days

Day: 22.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,128,878 km

• M1: 77,492 km (0.034 R)
• M2: 302,188 km (0.097 R)
• M3: 639,830 km (0.082 R)
• M4: 858,841 km (0.112 R)
• M5: 1,225,655 km (0.114 R)
• M6: 1,821,055 km (0.059 R)
• M7: 2,382,346 km (0.067 R)
• M8: 2,972,510 km (0.084 R)
• M9: 6,646,484 km (0.111 R)
• M10: 7,504,278 km (0.098 R)
• M11: 8,011,714 km (0.083 R)
• M12: 9,554,218 km (0.1 R)
• M13: 10,457,190 km (0.1 R)
• M14: 13,069,169 km (0.107 R)
• M15: 15,192,711 km (0.049 R)
• M16: 15,432,965 km (0.078 R)
• M17: 18,609,826 km (0.084 R)
• M18: 19,727,172 km (0.102 R)
• M19: 21,285,383 km (0.107 R)
• M20: 21,890,357 km (0.073 R)
• M21: 28,462,790 km (0.063 R)
• M22: 29,073,598 km (0.097 R)
• M23: 31,734,944 km (0.054 R)
• M24: 33,057,539 km (0.085 R)
• M25: 33,868,509 km (0.116 R)
• M26: 37,100,272 km (0.115 R)
• M27: 37,829,113 km (0.046 R)
• M28: 39,466,013 km (0.118 R)
• M29: 43,200,125 km (0.042 R)
• M30: 45,649,641 km (0.056 R)
• M31: 47,503,757 km (0.028 R)
• M32: 55,234,077 km (0.03 R)
• M33: 58,508,026 km (0.083 R)
• M34: 70,204,336 km (0.098 R)
• M35: 71,318,541 km (0.066 R)
• M36: 73,582,405 km (0.069 R)
• M37: 77,067,437 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 12,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit