🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.6

Radius: 10.4

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.76 AU - 0.78 AU

Year: 436 Days

Day: 7.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,400,585 km

• M1: 130,449 km (0.076 R)
• M2: 458,069 km (0.07 R)
• M3: 886,218 km (0.039 R)
• M4: 1,398,291 km (0.085 R)
• M5: 1,948,213 km (0.112 R)
• M6: 2,431,713 km (0.085 R)
• M7: 2,954,109 km (0.115 R)
• M8: 3,913,181 km (0.071 R)
• M9: 4,498,258 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.8

Radius: 13.1

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.88 AU - 1.18 AU

Year: 675 Days

Day: 12.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,400,585 km

• M1: 162,912 km (0.088 R)
• M2: 589,864 km (0.115 R)
• M3: 1,057,358 km (0.039 R)
• M4: 1,580,801 km (0.105 R)
• M5: 2,326,995 km (0.089 R)
• M6: 2,793,890 km (0.086 R)
• M7: 3,718,255 km (0.101 R)
• M8: 4,174,977 km (0.037 R)
• M9: 4,636,337 km (0.106 R)
• M10: 5,310,575 km (0.061 R)
• M11: 5,931,406 km (0.105 R)
• M12: 6,351,327 km (0.07 R)
• M13: 7,455,060 km (0.064 R)
• M14: 8,041,035 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.1

Radius: 10.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1 AU - 1.16 AU

Year: 725 Days

Day: 9 Hours

Environment

Temp: -168 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,400,585 km

• M1: 129,552 km (0.108 R)
• M2: 650,900 km (0.101 R)
• M3: 1,018,612 km (0.112 R)
• M4: 2,027,201 km (0.098 R)
• M5: 2,455,799 km (0.068 R)
• M6: 2,830,691 km (0.077 R)
• M7: 3,356,228 km (0.119 R)
• M8: 3,683,249 km (0.119 R)
• M9: 4,191,732 km (0.092 R)
• M10: 4,603,276 km (0.091 R)
• M11: 6,811,341 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.9

Radius: 11

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.15 AU - 1.23 AU

Year: 838 Days

Day: 12.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,400,585 km

• M1: 138,079 km (0.09 R)
• M2: 567,425 km (0.111 R)
• M3: 1,139,337 km (0.086 R)
• M4: 1,488,200 km (0.11 R)
• M5: 1,839,755 km (0.073 R)
• M6: 2,208,214 km (0.075 R)
• M7: 2,670,920 km (0.119 R)
• M8: 4,012,364 km (0.067 R)
• M9: 4,722,655 km (0.063 R)
• M10: 6,011,441 km (0.115 R)
• M11: 6,454,849 km (0.069 R)
• M12: 7,729,572 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.9

Radius: 9.4

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.83 AU - 2.17 AU

Year: 1826 Days

Day: 10.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,400,585 km

• M1: 116,986 km (0.11 R)
• M2: 438,023 km (0.104 R)
• M3: 837,898 km (0.093 R)
• M4: 1,140,534 km (0.106 R)
• M5: 1,699,881 km (0.073 R)
• M6: 2,037,224 km (0.093 R)
• M7: 2,956,652 km (0.041 R)
• M8: 3,262,430 km (0.069 R)
• M9: 3,571,649 km (0.075 R)
• M10: 4,350,007 km (0.066 R)
• M11: 5,033,071 km (0.083 R)
• M12: 5,590,772 km (0.074 R)
• M13: 6,292,984 km (0.075 R)
• M14: 8,211,726 km (0.094 R)
• M15: 8,952,086 km (0.061 R)
• M16: 9,355,552 km (0.085 R)
• M17: 10,714,349 km (0.075 R)
• M18: 11,208,022 km (0.096 R)
• M19: 12,780,595 km (0.104 R)
• M20: 13,163,565 km (0.105 R)
• M21: 16,457,860 km (0.092 R)
• M22: 17,064,180 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.6

Radius: 11.4

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.64 AU - 5.22 AU

Year: 7068 Days

Day: 7 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 39,400,585 km

• M1: 141,819 km (0.094 R)
• M2: 691,292 km (0.107 R)
• M3: 1,139,487 km (0.088 R)
• M4: 2,330,136 km (0.115 R)
• M5: 2,692,163 km (0.095 R)
• M6: 3,440,601 km (0.087 R)
• M7: 4,140,121 km (0.099 R)
• M8: 4,620,629 km (0.077 R)
• M9: 5,410,955 km (0.102 R)
• M10: 6,358,059 km (0.066 R)
• M11: 8,411,439 km (0.12 R)
• M12: 9,818,707 km (0.096 R)
• M13: 11,123,499 km (0.072 R)
• M14: 12,650,146 km (0.068 R)
• M15: 13,151,149 km (0.03 R)
• M16: 14,491,845 km (0.112 R)
• M17: 15,040,570 km (0.115 R)
• M18: 15,793,795 km (0.091 R)
• M19: 16,309,758 km (0.091 R)
• M20: 17,239,808 km (0.115 R)
• M21: 20,016,943 km (0.051 R)
• M22: 20,851,400 km (0.101 R)
• M23: 21,708,745 km (0.048 R)
• M24: 22,833,721 km (0.098 R)
• M25: 23,327,694 km (0.091 R)
• M26: 24,422,152 km (0.032 R)
• M27: 25,199,761 km (0.096 R)
• M28: 30,513,178 km (0.096 R)
• M29: 31,719,835 km (0.078 R)
• M30: 33,377,978 km (0.114 R)
• M31: 37,660,366 km (0.069 R)
• M32: 38,581,889 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 13,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit