🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.7

Radius: 14.5

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.56 AU - 0.88 AU

Year: 407 Days

Day: 6.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,636,830 km

• M1: 180,265 km (0.049 R)
• M2: 844,630 km (0.12 R)
• M3: 1,367,325 km (0.117 R)
• M4: 1,843,195 km (0.101 R)
• M5: 2,487,065 km (0.042 R)
• M6: 3,155,917 km (0.109 R)
• M7: 3,642,559 km (0.038 R)
• M8: 4,858,191 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.8

Radius: 13

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.58 AU - 0.88 AU

Year: 416 Days

Day: 8.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,636,830 km

• M1: 161,715 km (0.063 R)
• M2: 582,684 km (0.097 R)
• M3: 1,111,512 km (0.086 R)
• M4: 1,724,115 km (0.083 R)
• M5: 2,366,788 km (0.066 R)
• M6: 3,142,602 km (0.101 R)
• M7: 3,603,065 km (0.112 R)
• M8: 4,751,228 km (0.096 R)
• M9: 5,264,199 km (0.094 R)
• M10: 5,694,293 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.8

Radius: 9.9

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.68 AU - 0.92 AU

Year: 477 Days

Day: 5.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,636,830 km

• M1: 124,914 km (0.079 R)
• M2: 488,287 km (0.089 R)
• M3: 798,105 km (0.102 R)
• M4: 1,185,862 km (0.055 R)
• M5: 1,506,151 km (0.117 R)
• M6: 1,851,722 km (0.045 R)
• M7: 2,445,925 km (0.081 R)
• M8: 2,782,820 km (0.073 R)
• M9: 3,260,037 km (0.117 R)
• M10: 3,791,259 km (0.116 R)
• M11: 4,186,347 km (0.07 R)
• M12: 4,703,207 km (0.107 R)
• M13: 5,718,977 km (0.115 R)
• M14: 6,126,033 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866

Radius: 8.5

Gravity: 11.99 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.31 AU - 1.97 AU

Year: 1401 Days

Day: 11.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,636,830 km

• M1: 105,766 km (0.03 R)
• M2: 394,190 km (0.098 R)
• M3: 715,826 km (0.1 R)
• M4: 1,000,211 km (0.118 R)
• M5: 1,311,674 km (0.087 R)
• M6: 1,777,971 km (0.059 R)
• M7: 2,490,057 km (0.105 R)
• M8: 3,117,021 km (0.085 R)
• M9: 3,557,886 km (0.094 R)
• M10: 3,897,773 km (0.096 R)
• M11: 4,742,552 km (0.094 R)
• M12: 5,261,956 km (0.056 R)
• M13: 5,981,372 km (0.115 R)
• M14: 6,867,589 km (0.12 R)
• M15: 8,898,381 km (0.116 R)
• M16: 9,303,641 km (0.076 R)
• M17: 9,688,706 km (0.101 R)
• M18: 10,050,883 km (0.095 R)
• M19: 11,335,928 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.3

Radius: 11.5

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.65 AU - 2.07 AU

Year: 1692 Days

Day: 11.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,636,830 km

• M1: 143,016 km (0.072 R)
• M2: 566,527 km (0.082 R)
• M3: 1,027,887 km (0.116 R)
• M4: 1,575,565 km (0.074 R)
• M5: 2,101,252 km (0.087 R)
• M6: 2,461,184 km (0.08 R)
• M7: 3,045,065 km (0.079 R)
• M8: 3,509,566 km (0.11 R)
• M9: 4,033,009 km (0.063 R)

Asteroid Belt

Center: 5.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811

Radius: 3.2

Gravity: 79.2 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.02 AU - 10.04 AU

Year: 21183 Days

Day: 15.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,636,830 km

• M1: 39,793 km (0.088 R)
• M2: 299,944 km (0.051 R)
• M3: 659,727 km (0.051 R)
• M4: 781,350 km (0.114 R)
• M5: 917,783 km (0.071 R)
• M6: 1,835,865 km (0.118 R)
• M7: 2,435,005 km (0.099 R)
• M8: 3,325,561 km (0.111 R)
• M9: 4,922,817 km (0.116 R)
• M10: 5,759,368 km (0.059 R)
• M11: 6,548,198 km (0.072 R)
• M12: 7,209,570 km (0.096 R)
• M13: 7,456,257 km (0.117 R)
• M14: 7,556,488 km (0.091 R)
• M15: 8,554,006 km (0.05 R)
• M16: 10,806,053 km (0.068 R)
• M17: 11,525,020 km (0.095 R)
• M18: 13,872,510 km (0.106 R)
• M19: 16,690,335 km (0.063 R)
• M20: 19,108,136 km (0.047 R)
• M21: 20,253,906 km (0.087 R)
• M22: 22,786,299 km (0.07 R)
• M23: 24,182,945 km (0.11 R)
• M24: 24,958,161 km (0.036 R)
• M25: 25,182,707 km (0.118 R)
• M26: 25,408,450 km (0.103 R)
• M27: 27,982,581 km (0.109 R)
• M28: 31,372,469 km (0.032 R)
• M29: 32,293,842 km (0.096 R)
• M30: 32,828,505 km (0.074 R)
• M31: 42,202,607 km (0.114 R)
• M32: 42,521,250 km (0.101 R)
• M33: 43,324,740 km (0.105 R)
• M34: 44,796,634 km (0.11 R)
• M35: 48,533,888 km (0.068 R)
• M36: 50,299,292 km (0.087 R)
• M37: 52,290,141 km (0.083 R)
• M38: 55,088,668 km (0.04 R)
• M39: 57,398,160 km (0.049 R)
• M40: 58,576,692 km (0.081 R)
• M41: 64,080,248 km (0.041 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 14,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit