🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.48 AU - 0.54 AU

Year: 235 Days

Day: 40.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,089,998 km

• M1: 48,919 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.9

Radius: 11.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.64 AU - 0.9 AU

Year: 436 Days

Day: 5.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 72 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,089,998 km

• M1: 145,858 km (0.116 R)
• M2: 547,229 km (0.062 R)
• M3: 770,579 km (0.041 R)
• M4: 1,020,557 km (0.111 R)
• M5: 1,286,691 km (0.094 R)
• M6: 1,551,480 km (0.096 R)
• M7: 1,870,572 km (0.03 R)
• M8: 2,286,603 km (0.061 R)
• M9: 2,731,059 km (0.119 R)
• M10: 3,006,319 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.1

Radius: 9

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.85 AU - 0.93 AU

Year: 542 Days

Day: 9.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,089,998 km

• M1: 113,545 km (0.098 R)
• M2: 336,894 km (0.092 R)
• M3: 555,457 km (0.11 R)
• M4: 906,264 km (0.09 R)
• M5: 1,193,043 km (0.063 R)
• M6: 1,379,891 km (0.114 R)
• M7: 1,604,886 km (0.087 R)
• M8: 1,848,282 km (0.112 R)
• M9: 2,254,739 km (0.093 R)
• M10: 2,604,649 km (0.116 R)
• M11: 2,924,489 km (0.082 R)
• M12: 3,577,334 km (0.068 R)
• M13: 3,767,174 km (0.112 R)
• M14: 4,028,072 km (0.1 R)
• M15: 4,597,442 km (0.05 R)
• M16: 5,183,716 km (0.067 R)
• M17: 5,434,891 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.5

Radius: 11.1

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.06 AU - 1.24 AU

Year: 796 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,089,998 km

• M1: 146,307 km (0.096 R)
• M2: 408,552 km (0.046 R)
• M3: 644,019 km (0.115 R)
• M4: 1,099,993 km (0.05 R)
• M5: 1,403,527 km (0.118 R)
• M6: 1,716,935 km (0.052 R)
• M7: 2,117,558 km (0.086 R)
• M8: 2,782,969 km (0.057 R)
• M9: 3,108,345 km (0.12 R)
• M10: 3,350,693 km (0.057 R)
• M11: 3,637,771 km (0.073 R)
• M12: 3,888,348 km (0.103 R)
• M13: 4,691,838 km (0.077 R)
• M14: 5,101,886 km (0.117 R)
• M15: 5,735,283 km (0.053 R)
• M16: 6,050,935 km (0.119 R)
• M17: 6,564,654 km (0.091 R)
• M18: 7,863,612 km (0.089 R)
• M19: 8,215,915 km (0.058 R)
• M20: 8,576,147 km (0.078 R)
• M21: 8,925,458 km (0.041 R)
• M22: 9,723,114 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.4

Radius: 8.6

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.32 AU - 1.54 AU

Year: 1104 Days

Day: 9.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,089,998 km

• M1: 116,088 km (0.114 R)
• M2: 340,036 km (0.091 R)
• M3: 566,677 km (0.085 R)
• M4: 799,451 km (0.116 R)
• M5: 993,779 km (0.083 R)
• M6: 1,248,394 km (0.116 R)
• M7: 1,502,711 km (0.046 R)
• M8: 1,738,477 km (0.12 R)
• M9: 2,097,362 km (0.112 R)
• M10: 2,397,904 km (0.031 R)
• M11: 2,675,259 km (0.049 R)
• M12: 3,073,787 km (0.106 R)
• M13: 3,376,125 km (0.046 R)
• M14: 3,564,468 km (0.069 R)
• M15: 3,850,200 km (0.098 R)
• M16: 4,244,391 km (0.099 R)
• M17: 4,629,157 km (0.108 R)
• M18: 5,481,416 km (0.118 R)
• M19: 6,219,681 km (0.094 R)
• M20: 8,049,562 km (0.082 R)
• M21: 8,440,162 km (0.025 R)
• M22: 9,084,929 km (0.081 R)
• M23: 9,270,580 km (0.109 R)
• M24: 9,605,230 km (0.091 R)
• M25: 10,010,491 km (0.064 R)
• M26: 10,556,673 km (0.117 R)
• M27: 11,140,254 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 14.1

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.27 AU - 3.57 AU

Year: 4084 Days

Day: 8.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,089,998 km

• M1: 237,561 km (0.079 R)
• M2: 599,588 km (0.114 R)
• M3: 1,414,897 km (0.095 R)
• M4: 1,920,986 km (0.076 R)
• M5: 3,096,826 km (0.045 R)
• M6: 3,868,451 km (0.097 R)
• M7: 4,651,895 km (0.052 R)
• M8: 5,704,316 km (0.11 R)
• M9: 6,102,247 km (0.104 R)
• M10: 7,036,037 km (0.091 R)
• M11: 8,142,163 km (0.091 R)
• M12: 9,641,134 km (0.071 R)
• M13: 13,026,085 km (0.081 R)
• M14: 13,292,369 km (0.118 R)
• M15: 14,280,762 km (0.066 R)
• M16: 14,770,695 km (0.074 R)
• M17: 16,701,405 km (0.092 R)
• M18: 18,277,269 km (0.085 R)
• M19: 19,273,292 km (0.075 R)
• M20: 20,254,654 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.4

Radius: 3.5

Gravity: 28.85 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.62 AU - 8.76 AU

Year: 12448 Days

Day: 24 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,089,998 km

• M1: 114,592 km (0.12 R)
• M2: 542,891 km (0.069 R)
• M3: 783,145 km (0.113 R)
• M4: 1,152,951 km (0.099 R)
• M5: 1,435,840 km (0.103 R)
• M6: 1,893,011 km (0.087 R)
• M7: 2,078,812 km (0.111 R)
• M8: 2,353,922 km (0.113 R)
• M9: 2,624,844 km (0.084 R)
• M10: 3,355,779 km (0.036 R)
• M11: 4,795,809 km (0.119 R)
• M12: 5,739,622 km (0.027 R)
• M13: 6,461,132 km (0.076 R)
• M14: 8,146,801 km (0.041 R)
• M15: 9,083,284 km (0.077 R)
• M16: 9,653,251 km (0.107 R)
• M17: 10,325,993 km (0.059 R)
• M18: 12,293,205 km (0.082 R)
• M19: 12,907,304 km (0.033 R)
• M20: 14,737,634 km (0.047 R)
• M21: 15,045,806 km (0.058 R)
• M22: 15,619,364 km (0.096 R)
• M23: 20,173,123 km (0.091 R)
• M24: 21,019,398 km (0.086 R)
• M25: 21,758,561 km (0.112 R)
• M26: 23,211,157 km (0.118 R)
• M27: 23,922,345 km (0.107 R)
• M28: 27,430,565 km (0.116 R)
• M29: 27,780,624 km (0.079 R)
• M30: 39,063,295 km (0.08 R)
• M31: 42,379,132 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.3

Radius: 5.2

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.26 AU - 10.18 AU

Year: 15217 Days

Day: 24.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 42,089,998 km

• M1: 65,075 km (0.114 R)
• M2: 320,289 km (0.106 R)
• M3: 519,254 km (0.108 R)
• M4: 808,128 km (0.044 R)
• M5: 1,646,325 km (0.118 R)
• M6: 1,935,647 km (0.091 R)
• M7: 2,405,384 km (0.115 R)
• M8: 2,905,639 km (0.037 R)
• M9: 3,128,241 km (0.088 R)
• M10: 5,911,659 km (0.115 R)
• M11: 6,456,794 km (0.085 R)
• M12: 6,923,838 km (0.06 R)
• M13: 10,155,003 km (0.114 R)
• M14: 11,736,252 km (0.082 R)
• M15: 12,685,002 km (0.109 R)
• M16: 13,814,615 km (0.067 R)
• M17: 14,842,802 km (0.088 R)
• M18: 15,345,450 km (0.117 R)
• M19: 16,115,131 km (0.096 R)
• M20: 16,638,724 km (0.117 R)
• M21: 17,548,279 km (0.031 R)
• M22: 17,984,656 km (0.117 R)
• M23: 18,761,219 km (0.109 R)
• M24: 19,269,253 km (0.119 R)
• M25: 20,189,130 km (0.109 R)
• M26: 22,215,284 km (0.066 R)
• M27: 24,658,965 km (0.104 R)
• M28: 25,961,663 km (0.091 R)
• M29: 28,460,546 km (0.067 R)
• M30: 29,506,385 km (0.067 R)
• M31: 33,803,284 km (0.065 R)
• M32: 36,022,569 km (0.083 R)
• M33: 41,170,531 km (0.028 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: 227 - 17,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit