🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.5

Radius: 12.7

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.44 AU - 0.58 AU

Year: 247 Days

Day: 10.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,984,427 km

• M1: 157,975 km (0.041 R)
• M2: 598,691 km (0.104 R)
• M3: 1,121,984 km (0.055 R)
• M4: 1,798,316 km (0.119 R)
• M5: 2,298,422 km (0.095 R)
• M6: 2,743,027 km (0.119 R)
• M7: 3,234,904 km (0.111 R)
• M8: 3,808,463 km (0.099 R)
• M9: 4,323,079 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.1

Radius: 13.2

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.69 AU - 0.69 AU

Year: 389 Days

Day: 10.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,984,427 km

• M1: 164,258 km (0.083 R)
• M2: 590,762 km (0.119 R)
• M3: 1,120,039 km (0.084 R)
• M4: 1,897,350 km (0.066 R)
• M5: 2,380,701 km (0.116 R)
• M6: 2,841,013 km (0.038 R)
• M7: 4,323,378 km (0.081 R)
• M8: 5,093,060 km (0.107 R)
• M9: 5,779,863 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.6

Radius: 13.4

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.35 AU - 1.69 AU

Year: 1271 Days

Day: 10.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,984,427 km

• M1: 173,384 km (0.083 R)
• M2: 631,004 km (0.05 R)
• M3: 1,159,533 km (0.091 R)
• M4: 1,583,643 km (0.037 R)
• M5: 2,247,558 km (0.106 R)
• M6: 2,993,154 km (0.119 R)
• M7: 4,155,829 km (0.038 R)
• M8: 4,592,056 km (0.049 R)
• M9: 5,099,193 km (0.096 R)
• M10: 6,605,494 km (0.1 R)
• M11: 8,334,247 km (0.11 R)
• M12: 8,854,100 km (0.073 R)
• M13: 9,550,029 km (0.043 R)
• M14: 10,380,297 km (0.085 R)
• M15: 10,982,877 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.4

Radius: 9.2

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.56 AU - 6.64 AU

Year: 8988 Days

Day: 14.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,984,427 km

• M1: 118,033 km (0.068 R)
• M2: 419,472 km (0.046 R)
• M3: 964,607 km (0.117 R)
• M4: 2,371,276 km (0.11 R)
• M5: 2,768,757 km (0.04 R)
• M6: 3,254,801 km (0.105 R)
• M7: 3,553,997 km (0.119 R)
• M8: 3,846,610 km (0.064 R)
• M9: 4,235,116 km (0.053 R)
• M10: 4,852,207 km (0.067 R)
• M11: 6,024,007 km (0.1 R)
• M12: 6,335,470 km (0.113 R)
• M13: 6,694,355 km (0.097 R)
• M14: 8,099,977 km (0.112 R)
• M15: 9,459,971 km (0.112 R)
• M16: 9,786,992 km (0.114 R)
• M17: 10,121,642 km (0.052 R)
• M18: 11,537,287 km (0.092 R)
• M19: 13,022,943 km (0.06 R)
• M20: 13,311,518 km (0.047 R)
• M21: 14,819,015 km (0.093 R)
• M22: 20,174,170 km (0.118 R)
• M23: 24,529,413 km (0.083 R)
• M24: 26,600,596 km (0.078 R)
• M25: 32,547,261 km (0.037 R)
• M26: 33,834,401 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.4

Radius: 6.4

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.74 AU - 9.02 AU

Year: 13598 Days

Day: 19.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,984,427 km

• M1: 87,066 km (0.088 R)
• M2: 391,049 km (0.086 R)
• M3: 820,544 km (0.117 R)
• M4: 1,254,229 km (0.099 R)
• M5: 1,987,557 km (0.111 R)
• M6: 3,194,363 km (0.046 R)
• M7: 3,888,647 km (0.103 R)
• M8: 5,283,647 km (0.082 R)
• M9: 6,393,065 km (0.093 R)
• M10: 6,610,281 km (0.075 R)
• M11: 7,175,163 km (0.103 R)
• M12: 7,812,599 km (0.098 R)
• M13: 8,794,111 km (0.062 R)
• M14: 9,108,566 km (0.109 R)
• M15: 12,285,127 km (0.09 R)
• M16: 15,865,602 km (0.049 R)
• M17: 16,264,580 km (0.036 R)
• M18: 19,098,263 km (0.079 R)
• M19: 20,085,609 km (0.106 R)
• M20: 21,833,660 km (0.116 R)
• M21: 23,081,904 km (0.074 R)
• M22: 26,549,134 km (0.046 R)
• M23: 29,143,012 km (0.114 R)
• M24: 34,716,879 km (0.09 R)
• M25: 39,365,483 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.9

Radius: 6.5

Gravity: 19.64 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 9.51 AU - 10.49 AU

Year: 21448 Days

Day: 19.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 84,984,427 km

• M1: 80,783 km (0.107 R)
• M2: 299,196 km (0.09 R)
• M3: 833,859 km (0.089 R)
• M4: 1,047,933 km (0.092 R)
• M5: 1,751,941 km (0.106 R)
• M6: 2,260,573 km (0.098 R)
• M7: 2,634,718 km (0.028 R)
• M8: 3,447,483 km (0.049 R)
• M9: 3,943,849 km (0.059 R)
• M10: 4,277,751 km (0.07 R)
• M11: 6,149,220 km (0.069 R)
• M12: 9,353,607 km (0.103 R)
• M13: 12,578,488 km (0.108 R)
• M14: 14,129,818 km (0.075 R)
• M15: 14,517,127 km (0.092 R)
• M16: 15,232,205 km (0.091 R)
• M17: 16,137,721 km (0.093 R)
• M18: 18,789,193 km (0.09 R)
• M19: 20,023,376 km (0.029 R)
• M20: 20,315,690 km (0.085 R)
• M21: 23,505,266 km (0.093 R)
• M22: 25,388,703 km (0.108 R)
• M23: 26,308,880 km (0.076 R)
• M24: 28,337,876 km (0.049 R)
• M25: 29,453,128 km (0.03 R)
• M26: 31,507,556 km (0.104 R)
• M27: 34,207,648 km (0.118 R)
• M28: 34,625,474 km (0.089 R)
• M29: 38,091,956 km (0.102 R)
• M30: 46,552,314 km (0.117 R)
• M31: 49,688,035 km (0.091 R)
• M32: 55,413,744 km (0.093 R)
• M33: 58,732,872 km (0.097 R)
• M34: 62,389,044 km (0.112 R)
• M35: 63,221,706 km (0.111 R)
• M36: 67,496,166 km (0.064 R)
• M37: 69,927,430 km (0.055 R)
• M38: 70,151,229 km (0.099 R)
• M39: 71,051,509 km (0.09 R)
• M40: 74,729,522 km (0.066 R)
• M41: 83,213,965 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 19,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit