🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70

Radius: 9.8

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.65 AU - 0.97 AU

Year: 494 Days

Day: 8.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,882,121 km

• M1: 121,922 km (0.115 R)
• M2: 464,801 km (0.051 R)
• M3: 950,994 km (0.109 R)
• M4: 1,291,030 km (0.104 R)
• M5: 2,444,579 km (0.026 R)
• M6: 2,848,493 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.5

Radius: 12.4

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.79 AU - 4.49 AU

Year: 5713 Days

Day: 13.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,882,121 km

• M1: 154,385 km (0.064 R)
• M2: 841,488 km (0.12 R)
• M3: 1,367,474 km (0.118 R)
• M4: 2,002,816 km (0.077 R)
• M5: 2,458,342 km (0.106 R)
• M6: 3,107,597 km (0.108 R)
• M7: 4,215,518 km (0.096 R)
• M8: 6,216,540 km (0.105 R)
• M9: 8,173,878 km (0.104 R)
• M10: 9,160,027 km (0.058 R)
• M11: 10,429,664 km (0.064 R)
• M12: 13,512,577 km (0.087 R)
• M13: 19,901,603 km (0.077 R)
• M14: 21,886,019 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656

Radius: 8.1

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.66 AU - 5.02 AU

Year: 7222 Days

Day: 6.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,882,121 km

• M1: 103,971 km (0.081 R)
• M2: 432,338 km (0.098 R)
• M3: 847,322 km (0.076 R)
• M4: 1,230,742 km (0.103 R)
• M5: 1,797,718 km (0.105 R)
• M6: 2,165,728 km (0.119 R)
• M7: 2,971,612 km (0.093 R)
• M8: 3,443,294 km (0.073 R)
• M9: 3,792,755 km (0.104 R)
• M10: 4,645,762 km (0.114 R)
• M11: 6,007,402 km (0.064 R)
• M12: 6,942,089 km (0.102 R)
• M13: 11,205,180 km (0.065 R)
• M14: 11,457,851 km (0.078 R)
• M15: 11,870,292 km (0.092 R)
• M16: 12,834,151 km (0.078 R)
• M17: 13,965,410 km (0.105 R)
• M18: 16,883,316 km (0.098 R)
• M19: 17,756,968 km (0.115 R)
• M20: 18,802,059 km (0.091 R)
• M21: 22,662,881 km (0.079 R)
• M22: 23,312,883 km (0.091 R)
• M23: 24,650,139 km (0.074 R)
• M24: 27,293,982 km (0.035 R)
• M25: 31,404,782 km (0.075 R)
• M26: 33,764,539 km (0.072 R)
• M27: 34,933,796 km (0.079 R)
• M28: 37,352,943 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.9

Radius: 14.7

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.92 AU - 5.92 AU

Year: 7402 Days

Day: 12.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 56 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,882,121 km

• M1: 182,809 km (0.119 R)
• M2: 760,406 km (0.07 R)
• M3: 1,329,626 km (0.086 R)
• M4: 2,018,674 km (0.105 R)
• M5: 2,640,702 km (0.101 R)
• M6: 3,200,048 km (0.083 R)
• M7: 6,083,846 km (0.094 R)
• M8: 6,580,960 km (0.091 R)
• M9: 8,973,329 km (0.057 R)
• M10: 9,931,503 km (0.108 R)
• M11: 10,482,323 km (0.068 R)
• M12: 11,248,563 km (0.059 R)
• M13: 12,051,754 km (0.116 R)
• M14: 14,227,954 km (0.074 R)
• M15: 14,869,879 km (0.118 R)
• M16: 17,106,666 km (0.104 R)
• M17: 18,373,760 km (0.07 R)
• M18: 20,945,048 km (0.072 R)
• M19: 24,568,907 km (0.075 R)
• M20: 28,499,890 km (0.081 R)
• M21: 33,440,958 km (0.096 R)
• M22: 35,101,944 km (0.086 R)
• M23: 35,631,969 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.9

Radius: 3.5

Gravity: 49.13 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.31 AU - 6.97 AU

Year: 10319 Days

Day: 20.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,882,121 km

• M1: 43,832 km (0.088 R)
• M2: 161,416 km (0.084 R)
• M3: 522,097 km (0.046 R)
• M4: 955,182 km (0.102 R)
• M5: 2,139,100 km (0.106 R)
• M6: 2,339,860 km (0.086 R)
• M7: 2,633,970 km (0.104 R)
• M8: 2,758,286 km (0.085 R)
• M9: 3,178,057 km (0.09 R)
• M10: 4,397,579 km (0.106 R)
• M11: 7,135,818 km (0.057 R)
• M12: 8,763,443 km (0.071 R)
• M13: 11,699,750 km (0.111 R)
• M14: 12,379,673 km (0.091 R)
• M15: 13,570,771 km (0.113 R)
• M16: 15,971,817 km (0.079 R)
• M17: 16,386,203 km (0.09 R)
• M18: 16,525,778 km (0.063 R)
• M19: 17,598,843 km (0.107 R)
• M20: 18,264,554 km (0.083 R)
• M21: 19,100,656 km (0.101 R)
• M22: 20,523,481 km (0.027 R)
• M23: 20,767,326 km (0.106 R)
• M24: 28,103,456 km (0.115 R)
• M25: 29,731,679 km (0.061 R)
• M26: 30,780,659 km (0.045 R)
• M27: 35,107,479 km (0.113 R)
• M28: 42,134,240 km (0.072 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 19,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit