🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.3

Radius: 11.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.6 AU - 0.62 AU

Year: 335 Days

Day: 8.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,643,852 km

• M1: 145,559 km (0.107 R)
• M2: 575,204 km (0.082 R)
• M3: 1,006,943 km (0.071 R)
• M4: 1,484,011 km (0.088 R)
• M5: 1,900,940 km (0.04 R)
• M6: 2,320,712 km (0.104 R)
• M7: 2,840,714 km (0.065 R)
• M8: 3,415,918 km (0.091 R)
• M9: 3,837,485 km (0.109 R)
• M10: 4,268,326 km (0.045 R)
• M11: 4,663,115 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.9

Radius: 11.9

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.76 AU - 1 AU

Year: 580 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 66,643,852 km

• M1: 148,251 km (0.09 R)
• M2: 544,237 km (0.068 R)
• M3: 1,059,303 km (0.11 R)
• M4: 1,590,076 km (0.109 R)
• M5: 2,288,099 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.2

Radius: 14.1

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.03 AU - 1.61 AU

Year: 1066 Days

Day: 11.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,643,852 km

• M1: 175,478 km (0.086 R)
• M2: 633,098 km (0.097 R)
• M3: 1,185,264 km (0.107 R)
• M4: 1,693,149 km (0.095 R)
• M5: 2,191,160 km (0.104 R)
• M6: 3,614,883 km (0.087 R)
• M7: 4,224,494 km (0.117 R)
• M8: 5,338,849 km (0.092 R)
• M9: 8,172,532 km (0.109 R)
• M10: 8,732,177 km (0.115 R)
• M11: 9,407,462 km (0.048 R)
• M12: 10,022,609 km (0.043 R)
• M13: 11,062,912 km (0.092 R)
• M14: 11,995,655 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.6

Radius: 11.5

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.34 AU - 4.3 AU

Year: 5248 Days

Day: 13.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,643,852 km

• M1: 143,016 km (0.07 R)
• M2: 505,790 km (0.088 R)
• M3: 1,126,771 km (0.109 R)
• M4: 2,034,232 km (0.113 R)
• M5: 2,486,466 km (0.093 R)
• M6: 3,270,509 km (0.089 R)
• M7: 3,872,191 km (0.086 R)
• M8: 4,760,803 km (0.109 R)
• M9: 5,415,443 km (0.047 R)
• M10: 6,358,657 km (0.099 R)
• M11: 6,869,833 km (0.059 R)
• M12: 10,348,134 km (0.073 R)
• M13: 12,000,143 km (0.11 R)
• M14: 14,332,822 km (0.088 R)
• M15: 15,697,454 km (0.11 R)
• M16: 21,723,855 km (0.081 R)
• M17: 22,806,644 km (0.04 R)
• M18: 25,247,333 km (0.034 R)
• M19: 29,320,584 km (0.105 R)
• M20: 30,834,365 km (0.113 R)
• M21: 31,708,465 km (0.101 R)
• M22: 32,399,608 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 10.1

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.44 AU - 5.6 AU

Year: 7906 Days

Day: 14 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,643,852 km

• M1: 125,961 km (0.095 R)
• M2: 486,941 km (0.101 R)
• M3: 1,422,227 km (0.071 R)
• M4: 2,379,055 km (0.089 R)
• M5: 2,792,095 km (0.086 R)
• M6: 3,968,383 km (0.111 R)
• M7: 4,426,152 km (0.04 R)
• M8: 6,014,582 km (0.11 R)
• M9: 6,752,549 km (0.076 R)
• M10: 8,841,683 km (0.045 R)
• M11: 9,248,290 km (0.064 R)
• M12: 9,881,538 km (0.047 R)
• M13: 10,679,343 km (0.084 R)
• M14: 11,281,923 km (0.062 R)
• M15: 11,615,527 km (0.112 R)
• M16: 12,605,565 km (0.117 R)
• M17: 17,702,514 km (0.065 R)
• M18: 18,678,790 km (0.113 R)
• M19: 19,213,902 km (0.087 R)
• M20: 21,749,586 km (0.113 R)
• M21: 22,945,172 km (0.032 R)
• M22: 23,327,544 km (0.107 R)
• M23: 31,147,324 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.6

Radius: 7.9

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.03 AU - 10.23 AU

Year: 19392 Days

Day: 16.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,643,852 km

• M1: 111,899 km (0.068 R)
• M2: 759,658 km (0.095 R)
• M3: 1,175,839 km (0.082 R)
• M4: 1,467,106 km (0.047 R)
• M5: 1,738,028 km (0.1 R)
• M6: 3,281,280 km (0.114 R)
• M7: 4,889,008 km (0.046 R)
• M8: 5,389,114 km (0.114 R)
• M9: 5,922,879 km (0.1 R)
• M10: 6,284,307 km (0.039 R)
• M11: 6,832,284 km (0.105 R)
• M12: 7,411,827 km (0.054 R)
• M13: 10,989,609 km (0.08 R)
• M14: 12,486,934 km (0.108 R)
• M15: 12,815,302 km (0.065 R)
• M16: 14,761,420 km (0.075 R)
• M17: 16,344,764 km (0.083 R)
• M18: 16,896,780 km (0.108 R)
• M19: 17,542,744 km (0.087 R)
• M20: 21,769,482 km (0.081 R)
• M21: 24,729,874 km (0.098 R)
• M22: 25,143,812 km (0.117 R)
• M23: 28,851,296 km (0.095 R)
• M24: 30,478,472 km (0.119 R)
• M25: 34,942,023 km (0.1 R)
• M26: 47,169,106 km (0.112 R)
• M27: 48,934,062 km (0.098 R)
• M28: 49,750,717 km (0.102 R)
• M29: 53,797,489 km (0.116 R)
• M30: 54,318,239 km (0.063 R)
• M31: 56,256,728 km (0.108 R)
• M32: 64,082,193 km (0.119 R)
• M33: 65,848,495 km (0.099 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 20,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit