🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.3

Radius: 11.9

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.67 AU - 1.01 AU

Year: 497 Days

Day: 14.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,316,880 km

• M1: 148,551 km (0.087 R)
• M2: 569,818 km (0.113 R)
• M3: 953,686 km (0.071 R)
• M4: 1,324,839 km (0.084 R)
• M5: 1,829,732 km (0.091 R)
• M6: 3,042,073 km (0.107 R)
• M7: 3,644,503 km (0.088 R)
• M8: 4,287,475 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201

Radius: 13

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.63 AU - 2.99 AU

Year: 3041 Days

Day: 10.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,316,880 km

• M1: 162,314 km (0.085 R)
• M2: 726,447 km (0.096 R)
• M3: 1,209,349 km (0.102 R)
• M4: 1,659,489 km (0.103 R)
• M5: 2,467,318 km (0.101 R)
• M6: 2,912,072 km (0.086 R)
• M7: 3,394,675 km (0.065 R)
• M8: 3,930,684 km (0.118 R)
• M9: 4,620,480 km (0.094 R)
• M10: 5,089,170 km (0.105 R)
• M11: 6,563,457 km (0.051 R)
• M12: 7,131,031 km (0.114 R)
• M13: 9,064,285 km (0.1 R)
• M14: 10,101,746 km (0.116 R)
• M15: 11,804,319 km (0.118 R)
• M16: 13,282,346 km (0.075 R)
• M17: 13,691,048 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.6

Radius: 13.9

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.6 AU - 3.82 AU

Year: 3713 Days

Day: 10.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,316,880 km

• M1: 172,935 km (0.076 R)
• M2: 853,007 km (0.076 R)
• M3: 1,557,912 km (0.057 R)
• M4: 2,031,539 km (0.107 R)
• M5: 2,512,347 km (0.065 R)
• M6: 3,002,130 km (0.049 R)
• M7: 3,555,792 km (0.107 R)
• M8: 4,570,963 km (0.06 R)
• M9: 5,086,028 km (0.089 R)
• M10: 7,421,102 km (0.065 R)
• M11: 10,007,948 km (0.093 R)
• M12: 11,934,320 km (0.073 R)
• M13: 15,764,474 km (0.119 R)
• M14: 17,168,001 km (0.052 R)
• M15: 17,729,442 km (0.1 R)
• M16: 19,306,802 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.3

Radius: 11.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.38 AU - 3.88 AU

Year: 4466 Days

Day: 13.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,316,880 km

• M1: 143,464 km (0.03 R)
• M2: 587,920 km (0.082 R)
• M3: 1,070,373 km (0.098 R)
• M4: 1,552,826 km (0.115 R)
• M5: 2,011,343 km (0.093 R)
• M6: 2,575,926 km (0.073 R)
• M7: 3,458,104 km (0.107 R)
• M8: 4,158,821 km (0.115 R)
• M9: 4,531,320 km (0.101 R)
• M10: 5,237,721 km (0.117 R)
• M11: 5,785,997 km (0.082 R)
• M12: 6,998,039 km (0.113 R)
• M13: 7,426,337 km (0.109 R)
• M14: 7,907,145 km (0.075 R)
• M15: 10,673,509 km (0.106 R)
• M16: 11,197,700 km (0.104 R)
• M17: 11,969,774 km (0.117 R)
• M18: 13,620,138 km (0.113 R)
• M19: 14,552,731 km (0.083 R)
• M20: 17,788,384 km (0.111 R)
• M21: 19,348,091 km (0.08 R)
• M22: 20,128,394 km (0.109 R)
• M23: 21,269,376 km (0.055 R)
• M24: 21,890,806 km (0.099 R)
• M25: 23,169,718 km (0.094 R)
• M26: 24,799,737 km (0.052 R)
• M27: 25,798,302 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.7

Radius: 13.5

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.13 AU - 5.03 AU

Year: 5321 Days

Day: 9.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,316,880 km

• M1: 167,998 km (0.067 R)
• M2: 594,053 km (0.068 R)
• M3: 1,204,712 km (0.039 R)
• M4: 1,809,835 km (0.044 R)
• M5: 2,613,624 km (0.115 R)
• M6: 3,232,212 km (0.032 R)
• M7: 4,117,083 km (0.107 R)
• M8: 5,541,255 km (0.075 R)
• M9: 6,433,307 km (0.06 R)
• M10: 7,909,987 km (0.12 R)
• M11: 8,707,494 km (0.107 R)
• M12: 9,646,071 km (0.115 R)
• M13: 10,323,899 km (0.072 R)
• M14: 12,922,713 km (0.099 R)
• M15: 19,167,078 km (0.102 R)
• M16: 19,949,774 km (0.075 R)
• M17: 21,961,267 km (0.101 R)
• M18: 23,697,500 km (0.112 R)
• M19: 26,997,928 km (0.101 R)
• M20: 28,072,190 km (0.09 R)
• M21: 32,355,775 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.4

Radius: 6

Gravity: 14.79 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.44 AU - 7.62 AU

Year: 10774 Days

Day: 15.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,316,880 km

• M1: 74,649 km (0.1 R)
• M2: 282,291 km (0.055 R)
• M3: 490,681 km (0.11 R)
• M4: 780,003 km (0.109 R)
• M5: 1,202,468 km (0.108 R)
• M6: 1,452,147 km (0.113 R)
• M7: 2,341,805 km (0.049 R)
• M8: 2,532,692 km (0.112 R)
• M9: 3,261,682 km (0.086 R)
• M10: 4,488,235 km (0.037 R)
• M11: 6,172,707 km (0.12 R)
• M12: 9,003,997 km (0.112 R)
• M13: 10,063,000 km (0.072 R)
• M14: 12,196,714 km (0.105 R)
• M15: 14,359,600 km (0.073 R)
• M16: 20,373,884 km (0.109 R)
• M17: 21,850,564 km (0.038 R)
• M18: 24,832,199 km (0.118 R)
• M19: 27,287,250 km (0.105 R)
• M20: 31,159,591 km (0.118 R)
• M21: 34,921,379 km (0.116 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 10,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit