🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.5

Radius: 15

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.51 AU - 0.53 AU

Year: 259 Days

Day: 14.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,101,634 km

• M1: 186,549 km (0.084 R)
• M2: 653,593 km (0.112 R)
• M3: 1,231,639 km (0.081 R)
• M4: 1,765,704 km (0.093 R)
• M5: 2,434,107 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.4

Radius: 14.6

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.43 AU - 0.67 AU

Year: 282 Days

Day: 14.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,101,634 km

• M1: 181,612 km (0.108 R)
• M2: 724,353 km (0.115 R)
• M3: 1,201,121 km (0.09 R)
• M4: 2,050,388 km (0.078 R)
• M5: 2,808,251 km (0.113 R)
• M6: 3,500,141 km (0.104 R)
• M7: 3,970,776 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.1

Radius: 14.6

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.49 AU - 0.63 AU

Year: 289 Days

Day: 7 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,101,634 km

• M1: 181,612 km (0.088 R)
• M2: 647,011 km (0.077 R)
• M3: 1,242,111 km (0.117 R)
• M4: 1,783,356 km (0.107 R)
• M5: 2,618,112 km (0.08 R)
• M6: 3,540,234 km (0.118 R)
• M7: 4,140,869 km (0.108 R)
• M8: 4,894,094 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.1

Radius: 13.6

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.52 AU - 0.8 AU

Year: 370 Days

Day: 7.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,101,634 km

• M1: 169,195 km (0.053 R)
• M2: 829,371 km (0.097 R)
• M3: 1,254,677 km (0.045 R)
• M4: 1,725,312 km (0.048 R)
• M5: 2,212,104 km (0.116 R)
• M6: 3,137,815 km (0.029 R)
• M7: 3,908,244 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.4

Radius: 10.5

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.63 AU - 0.71 AU

Year: 379 Days

Day: 11.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,101,634 km

• M1: 130,599 km (0.088 R)
• M2: 746,045 km (0.05 R)
• M3: 1,228,498 km (0.112 R)
• M4: 1,591,871 km (0.087 R)
• M5: 1,929,663 km (0.055 R)
• M6: 2,297,524 km (0.088 R)
• M7: 2,868,838 km (0.098 R)
• M8: 3,387,345 km (0.068 R)
• M9: 3,967,485 km (0.088 R)
• M10: 4,409,248 km (0.083 R)
• M11: 4,746,890 km (0.038 R)
• M12: 5,086,028 km (0.104 R)
• M13: 5,457,929 km (0.115 R)
• M14: 5,917,643 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.4

Radius: 14.4

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.6 AU - 0.84 AU

Year: 422 Days

Day: 6 Hours

Environment

Temp: -152 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,101,634 km

• M1: 179,069 km (0.114 R)
• M2: 632,201 km (0.08 R)
• M3: 1,196,484 km (0.099 R)
• M4: 1,688,362 km (0.062 R)
• M5: 2,219,883 km (0.103 R)
• M6: 2,740,184 km (0.082 R)
• M7: 3,267,517 km (0.107 R)
• M8: 3,934,424 km (0.03 R)
• M9: 4,691,090 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.8

Radius: 12.4

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.03 AU - 1.03 AU

Year: 722 Days

Day: 7.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,101,634 km

• M1: 157,377 km (0.114 R)
• M2: 651,200 km (0.087 R)
• M3: 1,070,822 km (0.07 R)
• M4: 1,593,367 km (0.058 R)
• M5: 2,938,701 km (0.054 R)
• M6: 5,053,865 km (0.07 R)
• M7: 6,033,581 km (0.092 R)
• M8: 6,568,992 km (0.103 R)
• M9: 7,644,451 km (0.039 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.4

Radius: 10.9

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.89 AU - 2.01 AU

Year: 1880 Days

Day: 14.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,101,634 km

• M1: 135,835 km (0.112 R)
• M2: 528,230 km (0.118 R)
• M3: 1,084,734 km (0.102 R)
• M4: 1,627,026 km (0.116 R)
• M5: 2,237,087 km (0.108 R)
• M6: 2,965,628 km (0.076 R)
• M7: 3,512,857 km (0.12 R)
• M8: 4,162,710 km (0.1 R)
• M9: 4,574,553 km (0.102 R)
• M10: 6,163,881 km (0.087 R)
• M11: 6,575,874 km (0.085 R)
• M12: 7,032,147 km (0.065 R)
• M13: 7,673,174 km (0.111 R)
• M14: 9,447,255 km (0.092 R)
• M15: 10,981,531 km (0.058 R)
• M16: 11,771,258 km (0.048 R)
• M17: 12,445,346 km (0.117 R)
• M18: 13,105,372 km (0.071 R)
• M19: 13,504,349 km (0.048 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.2

Radius: 10.7

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.91 AU - 2.43 AU

Year: 2206 Days

Day: 12.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,101,634 km

• M1: 136,732 km (0.107 R)
• M2: 564,134 km (0.064 R)
• M3: 1,148,612 km (0.09 R)
• M4: 1,571,974 km (0.055 R)
• M5: 2,498,883 km (0.091 R)
• M6: 3,343,213 km (0.064 R)
• M7: 4,740,757 km (0.11 R)
• M8: 6,668,923 km (0.104 R)

Asteroid Belt

Center: 4.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.2

Radius: 6.8

Gravity: 20.05 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6 AU - 6.8 AU

Year: 11176 Days

Day: 18.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,101,634 km

• M1: 86,767 km (0.103 R)
• M2: 451,486 km (0.094 R)
• M3: 699,968 km (0.095 R)
• M4: 1,041,201 km (0.061 R)
• M5: 1,418,337 km (0.111 R)
• M6: 2,385,338 km (0.12 R)
• M7: 3,733,664 km (0.091 R)
• M8: 4,523,540 km (0.106 R)
• M9: 4,908,456 km (0.068 R)
• M10: 5,817,263 km (0.091 R)
• M11: 10,259,422 km (0.094 R)
• M12: 13,282,645 km (0.12 R)
• M13: 15,313,287 km (0.108 R)
• M14: 16,626,158 km (0.074 R)
• M15: 18,171,205 km (0.062 R)
• M16: 18,733,842 km (0.03 R)
• M17: 19,225,271 km (0.106 R)
• M18: 20,319,580 km (0.096 R)
• M19: 21,189,192 km (0.1 R)
• M20: 22,083,338 km (0.117 R)
• M21: 27,877,114 km (0.084 R)
• M22: 28,517,692 km (0.054 R)
• M23: 31,407,026 km (0.067 R)
• M24: 34,730,791 km (0.083 R)
• M25: 40,687,629 km (0.081 R)
• M26: 41,788,669 km (0.111 R)
• M27: 42,206,646 km (0.092 R)
• M28: 42,627,464 km (0.113 R)
• M29: 44,773,296 km (0.106 R)
• M30: 45,798,790 km (0.11 R)
• M31: 47,896,900 km (0.114 R)
• M32: 49,434,168 km (0.115 R)
• M33: 50,529,673 km (0.075 R)
• M34: 50,845,623 km (0.096 R)
• M35: 52,122,441 km (0.103 R)
• M36: 53,257,291 km (0.074 R)
• M37: 53,748,570 km (0.08 R)
• M38: 56,250,595 km (0.092 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 18,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit