🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.7

Radius: 9.3

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.38 AU - 1.4 AU

Year: 1093 Days

Day: 13.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,927,391 km

• M1: 115,639 km (0.037 R)
• M2: 546,032 km (0.095 R)
• M3: 1,107,623 km (0.069 R)
• M4: 1,481,318 km (0.083 R)
• M5: 1,841,849 km (0.109 R)
• M6: 2,445,925 km (0.092 R)
• M7: 2,930,024 km (0.099 R)
• M8: 3,545,021 km (0.111 R)
• M9: 4,625,716 km (0.104 R)
• M10: 5,386,571 km (0.099 R)
• M11: 5,873,960 km (0.115 R)
• M12: 6,390,522 km (0.107 R)
• M13: 7,423,645 km (0.043 R)
• M14: 8,075,592 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531

Radius: 9.6

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.58 AU - 1.94 AU

Year: 1557 Days

Day: 12.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,927,391 km

• M1: 119,529 km (0.049 R)
• M2: 430,543 km (0.097 R)
• M3: 834,158 km (0.119 R)
• M4: 1,697,487 km (0.119 R)
• M5: 2,432,761 km (0.099 R)
• M6: 4,394,138 km (0.072 R)
• M7: 4,930,297 km (0.083 R)
• M8: 5,705,064 km (0.049 R)
• M9: 6,462,628 km (0.039 R)
• M10: 8,121,220 km (0.079 R)
• M11: 9,139,832 km (0.113 R)
• M12: 10,471,701 km (0.075 R)
• M13: 11,149,679 km (0.066 R)
• M14: 12,257,900 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.4

Radius: 9.3

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.95 AU - 4.13 AU

Year: 4442 Days

Day: 6.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,927,391 km

• M1: 115,639 km (0.103 R)
• M2: 436,975 km (0.08 R)
• M3: 821,592 km (0.093 R)
• M4: 1,117,496 km (0.088 R)
• M5: 1,421,030 km (0.11 R)
• M6: 1,730,847 km (0.096 R)
• M7: 2,171,712 km (0.061 R)
• M8: 2,822,613 km (0.084 R)
• M9: 3,184,789 km (0.103 R)
• M10: 4,251,123 km (0.109 R)
• M11: 5,241,760 km (0.102 R)
• M12: 5,539,460 km (0.109 R)
• M13: 5,877,252 km (0.071 R)
• M14: 6,379,302 km (0.06 R)
• M15: 8,942,961 km (0.086 R)
• M16: 9,931,803 km (0.098 R)
• M17: 10,431,460 km (0.089 R)
• M18: 11,346,400 km (0.081 R)
• M19: 11,938,957 km (0.106 R)
• M20: 14,098,552 km (0.084 R)
• M21: 14,944,678 km (0.118 R)
• M22: 15,601,263 km (0.082 R)
• M23: 16,796,400 km (0.099 R)
• M24: 17,207,944 km (0.074 R)
• M25: 19,560,969 km (0.113 R)
• M26: 21,221,206 km (0.11 R)
• M27: 23,553,736 km (0.115 R)
• M28: 23,995,498 km (0.065 R)
• M29: 26,052,170 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.4

Radius: 13.8

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.2 AU - 4.04 AU

Year: 4593 Days

Day: 12.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 74,927,391 km

• M1: 171,589 km (0.08 R)
• M2: 1,298,958 km (0.104 R)
• M3: 4,651,447 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.9

Radius: 9.2

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.39 AU - 4.07 AU

Year: 4804 Days

Day: 9 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,927,391 km

• M1: 114,442 km (0.104 R)
• M2: 630,405 km (0.112 R)
• M3: 1,749,098 km (0.093 R)
• M4: 2,258,180 km (0.111 R)
• M5: 2,734,051 km (0.097 R)
• M6: 4,438,419 km (0.105 R)
• M7: 4,897,236 km (0.117 R)
• M8: 6,045,848 km (0.062 R)
• M9: 6,552,387 km (0.117 R)
• M10: 7,812,150 km (0.051 R)
• M11: 8,311,059 km (0.085 R)
• M12: 9,226,299 km (0.073 R)
• M13: 9,784,000 km (0.105 R)
• M14: 10,722,876 km (0.046 R)
• M15: 12,330,604 km (0.069 R)
• M16: 13,145,763 km (0.101 R)
• M17: 14,633,365 km (0.055 R)
• M18: 15,964,786 km (0.106 R)
• M19: 17,599,591 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598

Radius: 9.7

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.1 AU - 6.14 AU

Year: 8885 Days

Day: 12.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,927,391 km

• M1: 120,576 km (0.088 R)
• M2: 473,776 km (0.101 R)
• M3: 780,302 km (0.029 R)
• M4: 1,610,421 km (0.034 R)
• M5: 2,822,463 km (0.083 R)
• M6: 3,500,590 km (0.093 R)
• M7: 4,071,156 km (0.113 R)
• M8: 4,966,799 km (0.076 R)
• M9: 5,988,403 km (0.106 R)
• M10: 7,938,860 km (0.101 R)
• M11: 13,336,501 km (0.103 R)
• M12: 15,552,045 km (0.034 R)
• M13: 19,848,197 km (0.065 R)
• M14: 21,979,817 km (0.099 R)
• M15: 22,390,613 km (0.091 R)
• M16: 24,698,608 km (0.081 R)
• M17: 26,599,997 km (0.119 R)
• M18: 29,284,382 km (0.074 R)
• M19: 32,461,392 km (0.067 R)
• M20: 34,628,766 km (0.101 R)
• M21: 41,207,930 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 1000

Radius: 6.6

Gravity: 22.96 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.12 AU - 9.32 AU

Year: 17171 Days

Day: 24.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,927,391 km

• M1: 87,066 km (0.065 R)
• M2: 383,569 km (0.076 R)
• M3: 782,995 km (0.106 R)
• M4: 1,581,399 km (0.103 R)
• M5: 2,380,102 km (0.086 R)
• M6: 3,421,602 km (0.078 R)
• M7: 3,716,161 km (0.025 R)
• M8: 4,091,801 km (0.112 R)
• M9: 4,667,005 km (0.117 R)
• M10: 6,899,603 km (0.095 R)
• M11: 8,588,863 km (0.078 R)
• M12: 9,245,747 km (0.115 R)
• M13: 11,034,040 km (0.113 R)
• M14: 13,182,864 km (0.109 R)
• M15: 16,406,698 km (0.096 R)
• M16: 18,735,488 km (0.099 R)
• M17: 20,214,711 km (0.093 R)
• M18: 27,374,914 km (0.101 R)
• M19: 32,030,400 km (0.119 R)
• M20: 36,479,291 km (0.067 R)
• M21: 37,330,054 km (0.07 R)
• M22: 39,663,482 km (0.047 R)
• M23: 53,524,772 km (0.116 R)
• M24: 55,549,280 km (0.063 R)
• M25: 61,130,627 km (0.066 R)
• M26: 65,190,115 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.2

Radius: 8

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.11 AU - 11.79 AU

Year: 19372 Days

Day: 20.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,927,391 km

• M1: 99,483 km (0.111 R)
• M2: 367,562 km (0.054 R)
• M3: 1,095,655 km (0.108 R)
• M4: 1,445,265 km (0.027 R)
• M5: 1,962,425 km (0.052 R)
• M6: 2,285,855 km (0.114 R)
• M7: 3,040,577 km (0.111 R)
• M8: 3,307,759 km (0.089 R)
• M9: 3,798,290 km (0.081 R)
• M10: 7,335,532 km (0.107 R)
• M11: 7,818,882 km (0.094 R)
• M12: 11,114,075 km (0.089 R)
• M13: 13,100,136 km (0.068 R)
• M14: 14,850,880 km (0.111 R)
• M15: 16,752,119 km (0.114 R)
• M16: 19,440,692 km (0.07 R)
• M17: 27,222,175 km (0.058 R)
• M18: 30,544,594 km (0.065 R)
• M19: 36,992,561 km (0.106 R)
• M20: 39,425,920 km (0.105 R)
• M21: 50,056,644 km (0.101 R)
• M22: 55,196,378 km (0.044 R)
• M23: 59,707,203 km (0.117 R)
• M24: 60,482,270 km (0.114 R)
• M25: 66,095,780 km (0.11 R)
• M26: 73,145,879 km (0.109 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 11,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit