🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.82 AU - 0.92 AU

Year: 312 Days

Day: 28.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 44,751,891 km

• M1: 98,884 km (0.11 R)
• M2: 305,180 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.2

Radius: 11.9

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.17 AU - 4.95 AU

Year: 3150 Days

Day: 13.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,751,891 km

• M1: 147,952 km (0.079 R)
• M2: 784,342 km (0.033 R)
• M3: 1,167,911 km (0.074 R)
• M4: 1,577,210 km (0.11 R)
• M5: 2,302,311 km (0.115 R)
• M6: 2,803,165 km (0.112 R)
• M7: 3,590,199 km (0.109 R)
• M8: 4,371,250 km (0.073 R)
• M9: 6,849,638 km (0.094 R)
• M10: 7,615,429 km (0.054 R)
• M11: 8,701,809 km (0.1 R)
• M12: 9,707,855 km (0.076 R)
• M13: 10,408,122 km (0.081 R)
• M14: 12,200,903 km (0.109 R)
• M15: 13,060,343 km (0.112 R)
• M16: 18,194,243 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.7

Radius: 10.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.05 AU - 5.07 AU

Year: 3150 Days

Day: 6.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,751,891 km

• M1: 127,457 km (0.105 R)
• M2: 479,162 km (0.063 R)
• M3: 954,734 km (0.11 R)
• M4: 1,545,196 km (0.067 R)
• M5: 2,406,731 km (0.071 R)
• M6: 2,834,132 km (0.101 R)
• M7: 4,018,648 km (0.027 R)
• M8: 4,558,098 km (0.095 R)
• M9: 5,481,864 km (0.119 R)
• M10: 6,279,969 km (0.06 R)
• M11: 6,777,980 km (0.107 R)
• M12: 7,124,299 km (0.081 R)
• M13: 7,482,586 km (0.118 R)
• M14: 8,464,248 km (0.1 R)
• M15: 10,604,993 km (0.112 R)
• M16: 11,033,441 km (0.11 R)
• M17: 11,352,234 km (0.105 R)
• M18: 12,559,938 km (0.099 R)
• M19: 13,622,532 km (0.099 R)
• M20: 17,383,572 km (0.09 R)
• M21: 18,701,978 km (0.039 R)
• M22: 19,155,858 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 9.2

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.05 AU - 5.83 AU

Year: 4885 Days

Day: 11.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,751,891 km

• M1: 115,789 km (0.104 R)
• M2: 403,465 km (0.099 R)
• M3: 744,698 km (0.112 R)
• M4: 1,836,164 km (0.098 R)
• M5: 2,226,615 km (0.072 R)
• M6: 2,555,580 km (0.105 R)
• M7: 3,234,156 km (0.116 R)
• M8: 4,920,723 km (0.104 R)
• M9: 5,210,195 km (0.101 R)
• M10: 6,390,671 km (0.05 R)
• M11: 10,906,732 km (0.091 R)
• M12: 13,121,828 km (0.079 R)
• M13: 13,475,776 km (0.059 R)
• M14: 15,064,805 km (0.12 R)
• M15: 17,012,569 km (0.063 R)
• M16: 18,358,800 km (0.062 R)
• M17: 19,512,200 km (0.041 R)
• M18: 20,307,462 km (0.103 R)
• M19: 20,645,105 km (0.118 R)
• M20: 21,610,460 km (0.05 R)
• M21: 22,033,373 km (0.057 R)
• M22: 25,227,287 km (0.078 R)
• M23: 25,853,803 km (0.097 R)
• M24: 27,383,292 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188

Radius: 10.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.06 AU - 8.38 AU

Year: 7469 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,751,891 km

• M1: 130,749 km (0.102 R)
• M2: 613,800 km (0.033 R)
• M3: 1,584,092 km (0.096 R)
• M4: 2,114,566 km (0.054 R)
• M5: 3,093,385 km (0.057 R)
• M6: 5,210,045 km (0.043 R)
• M7: 8,437,320 km (0.083 R)
• M8: 9,771,135 km (0.108 R)
• M9: 11,595,929 km (0.059 R)
• M10: 12,565,324 km (0.076 R)
• M11: 14,770,097 km (0.111 R)
• M12: 15,577,327 km (0.118 R)
• M13: 18,054,967 km (0.092 R)
• M14: 19,292,291 km (0.069 R)
• M15: 21,252,921 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.6

Radius: 11.7

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.09 AU - 11.67 AU

Year: 11060 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,751,891 km

• M1: 145,559 km (0.097 R)
• M2: 550,819 km (0.112 R)
• M3: 934,987 km (0.117 R)
• M4: 1,775,727 km (0.119 R)
• M5: 2,215,245 km (0.08 R)
• M6: 2,872,728 km (0.112 R)
• M7: 3,706,736 km (0.073 R)
• M8: 4,263,988 km (0.119 R)
• M9: 4,876,442 km (0.067 R)
• M10: 5,480,368 km (0.098 R)
• M11: 7,110,985 km (0.109 R)
• M12: 8,453,177 km (0.091 R)
• M13: 9,090,763 km (0.106 R)
• M14: 11,305,410 km (0.057 R)
• M15: 11,688,231 km (0.095 R)
• M16: 12,654,484 km (0.077 R)
• M17: 15,402,148 km (0.116 R)
• M18: 19,837,575 km (0.112 R)
• M19: 24,327,157 km (0.037 R)
• M20: 25,244,192 km (0.074 R)
• M21: 29,144,059 km (0.099 R)
• M22: 34,676,338 km (0.064 R)
• M23: 35,603,246 km (0.03 R)
• M24: 36,309,348 km (0.099 R)
• M25: 38,730,141 km (0.045 R)
• M26: 41,515,354 km (0.073 R)
• M27: 44,567,150 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.5

Radius: 13.2

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 8.37 AU - 11.73 AU

Year: 12266 Days

Day: 14.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,751,891 km

• M1: 174,730 km (0.047 R)
• M2: 1,392,307 km (0.106 R)
• M3: 2,496,639 km (0.074 R)
• M4: 3,962,249 km (0.077 R)
• M5: 4,560,940 km (0.071 R)
• M6: 5,506,847 km (0.105 R)
• M7: 6,183,778 km (0.075 R)
• M8: 6,877,613 km (0.043 R)
• M9: 7,582,368 km (0.049 R)
• M10: 8,078,734 km (0.115 R)
• M11: 10,842,106 km (0.096 R)
• M12: 13,158,479 km (0.118 R)
• M13: 13,938,034 km (0.105 R)
• M14: 16,875,837 km (0.047 R)
• M15: 17,580,891 km (0.098 R)
• M16: 19,125,489 km (0.112 R)
• M17: 20,204,389 km (0.119 R)
• M18: 23,423,735 km (0.108 R)
• M19: 32,452,416 km (0.098 R)
• M20: 34,321,043 km (0.098 R)
• M21: 34,884,129 km (0.063 R)
• M22: 38,151,646 km (0.088 R)
• M23: 38,877,495 km (0.086 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 11,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit