🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259

Radius: 14.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.42 AU - 0.7 AU

Year: 289 Days

Day: 5.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 79,994,147 km

• M1: 182,809 km (0.061 R)
• M2: 665,561 km (0.115 R)
• M3: 1,623,586 km (0.068 R)
• M4: 2,363,796 km (0.116 R)
• M5: 3,229,220 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.3

Radius: 12.1

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.53 AU - 1.67 AU

Year: 1397 Days

Day: 14.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,994,147 km

• M1: 150,495 km (0.109 R)
• M2: 550,819 km (0.101 R)
• M3: 927,956 km (0.094 R)
• M4: 1,329,177 km (0.068 R)
• M5: 1,748,650 km (0.044 R)
• M6: 2,175,751 km (0.078 R)
• M7: 2,740,184 km (0.114 R)
• M8: 3,627,000 km (0.094 R)
• M9: 4,444,104 km (0.058 R)
• M10: 5,445,512 km (0.049 R)
• M11: 6,818,671 km (0.112 R)
• M12: 7,948,733 km (0.082 R)
• M13: 8,529,023 km (0.111 R)
• M14: 10,441,034 km (0.114 R)
• M15: 11,976,955 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 10.3

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.69 AU - 1.93 AU

Year: 1681 Days

Day: 13.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,994,147 km

• M1: 128,205 km (0.062 R)
• M2: 701,464 km (0.073 R)
• M3: 1,049,279 km (0.081 R)
• M4: 1,440,927 km (0.108 R)
• M5: 1,787,395 km (0.076 R)
• M6: 2,473,750 km (0.047 R)
• M7: 2,841,312 km (0.113 R)
• M8: 3,294,444 km (0.055 R)
• M9: 4,017,152 km (0.102 R)
• M10: 5,329,424 km (0.072 R)
• M11: 5,971,947 km (0.105 R)
• M12: 6,480,580 km (0.072 R)
• M13: 7,969,378 km (0.033 R)
• M14: 9,301,846 km (0.111 R)
• M15: 10,376,707 km (0.077 R)
• M16: 10,888,481 km (0.086 R)
• M17: 11,765,573 km (0.107 R)
• M18: 14,454,595 km (0.118 R)
• M19: 16,329,206 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.4

Radius: 13.9

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.51 AU - 5.11 AU

Year: 7282 Days

Day: 9.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,994,147 km

• M1: 172,935 km (0.087 R)
• M2: 717,771 km (0.052 R)
• M3: 1,158,336 km (0.108 R)
• M4: 2,223,772 km (0.106 R)
• M5: 3,155,917 km (0.098 R)
• M6: 3,822,674 km (0.03 R)
• M7: 4,334,598 km (0.08 R)
• M8: 6,029,542 km (0.108 R)
• M9: 9,144,768 km (0.11 R)
• M10: 11,003,073 km (0.076 R)
• M11: 11,563,915 km (0.101 R)
• M12: 12,291,859 km (0.041 R)
• M13: 13,519,908 km (0.047 R)
• M14: 14,383,087 km (0.063 R)
• M15: 15,054,333 km (0.093 R)
• M16: 15,629,686 km (0.106 R)
• M17: 20,284,125 km (0.12 R)
• M18: 22,291,429 km (0.054 R)
• M19: 24,506,824 km (0.03 R)
• M20: 25,790,075 km (0.091 R)
• M21: 27,286,801 km (0.112 R)
• M22: 27,798,426 km (0.099 R)
• M23: 29,194,024 km (0.117 R)
• M24: 30,270,980 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.9

Radius: 3

Gravity: 63.66 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.49 AU - 5.71 AU

Year: 9147 Days

Day: 20.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,994,147 km

• M1: 37,399 km (0.109 R)
• M2: 159,023 km (0.088 R)
• M3: 448,195 km (0.028 R)
• M4: 632,500 km (0.075 R)
• M5: 750,682 km (0.112 R)
• M6: 1,000,959 km (0.087 R)
• M7: 1,255,575 km (0.116 R)
• M8: 1,693,747 km (0.093 R)
• M9: 1,988,156 km (0.085 R)
• M10: 2,501,725 km (0.08 R)
• M11: 2,677,652 km (0.116 R)
• M12: 2,967,723 km (0.12 R)
• M13: 4,122,169 km (0.075 R)
• M14: 4,339,984 km (0.102 R)
• M15: 5,480,668 km (0.054 R)
• M16: 5,710,600 km (0.074 R)
• M17: 6,015,779 km (0.096 R)
• M18: 6,260,372 km (0.074 R)
• M19: 6,807,152 km (0.092 R)
• M20: 6,958,096 km (0.066 R)
• M21: 7,464,335 km (0.085 R)
• M22: 9,084,181 km (0.047 R)
• M23: 10,872,773 km (0.075 R)
• M24: 11,027,308 km (0.098 R)
• M25: 11,767,967 km (0.114 R)
• M26: 13,347,571 km (0.079 R)
• M27: 14,005,053 km (0.098 R)
• M28: 16,509,771 km (0.114 R)
• M29: 17,831,617 km (0.115 R)
• M30: 18,554,923 km (0.089 R)
• M31: 18,775,730 km (0.082 R)
• M32: 19,600,014 km (0.109 R)
• M33: 20,059,728 km (0.102 R)
• M34: 24,348,849 km (0.089 R)
• M35: 26,333,713 km (0.051 R)
• M36: 26,893,209 km (0.083 R)
• M37: 31,344,195 km (0.098 R)
• M38: 32,289,653 km (0.059 R)
• M39: 37,303,426 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.4

Radius: 8

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.67 AU - 9.19 AU

Year: 18420 Days

Day: 20.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,994,147 km

• M1: 112,049 km (0.082 R)
• M2: 605,423 km (0.072 R)
• M3: 915,838 km (0.103 R)
• M4: 1,689,558 km (0.07 R)
• M5: 2,235,142 km (0.111 R)
• M6: 2,842,060 km (0.085 R)
• M7: 3,157,263 km (0.086 R)
• M8: 3,704,193 km (0.107 R)
• M9: 5,174,441 km (0.118 R)
• M10: 5,525,697 km (0.033 R)
• M11: 12,680,065 km (0.075 R)
• M12: 15,930,976 km (0.094 R)
• M13: 23,914,267 km (0.111 R)
• M14: 31,564,702 km (0.111 R)
• M15: 31,952,609 km (0.119 R)
• M16: 34,620,538 km (0.099 R)
• M17: 35,868,034 km (0.116 R)
• M18: 36,432,168 km (0.081 R)
• M19: 38,599,991 km (0.097 R)
• M20: 52,710,361 km (0.072 R)
• M21: 63,332,408 km (0.117 R)
• M22: 64,570,779 km (0.115 R)
• M23: 71,895,390 km (0.057 R)
• M24: 76,685,364 km (0.135 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 17,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit