🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.9

Radius: 13.4

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.64 AU - 0.92 AU

Year: 476 Days

Day: 8.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,222,906 km

• M1: 166,652 km (0.101 R)
• M2: 676,332 km (0.104 R)
• M3: 1,377,048 km (0.034 R)
• M4: 1,810,134 km (0.109 R)
• M5: 2,278,824 km (0.095 R)
• M6: 2,851,186 km (0.051 R)
• M7: 4,071,755 km (0.114 R)
• M8: 4,558,696 km (0.041 R)
• M9: 6,032,833 km (0.085 R)
• M10: 6,648,578 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.7

Radius: 12

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.91 AU - 1.43 AU

Year: 874 Days

Day: 10.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,222,906 km

• M1: 149,598 km (0.085 R)
• M2: 621,579 km (0.045 R)
• M3: 996,771 km (0.073 R)
• M4: 1,411,606 km (0.09 R)
• M5: 1,894,956 km (0.056 R)
• M6: 2,567,099 km (0.078 R)
• M7: 3,145,295 km (0.059 R)
• M8: 3,615,631 km (0.059 R)
• M9: 4,063,677 km (0.097 R)
• M10: 5,008,986 km (0.089 R)
• M11: 5,740,220 km (0.095 R)
• M12: 6,260,072 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809

Radius: 14.8

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.16 AU - 1.64 AU

Year: 1143 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,222,906 km

• M1: 184,005 km (0.073 R)
• M2: 662,419 km (0.111 R)
• M3: 1,219,671 km (0.088 R)
• M4: 1,752,090 km (0.089 R)
• M5: 2,465,074 km (0.068 R)
• M6: 4,044,678 km (0.099 R)
• M7: 6,499,130 km (0.115 R)
• M8: 7,149,432 km (0.056 R)
• M9: 7,949,332 km (0.04 R)
• M10: 8,496,710 km (0.106 R)
• M11: 9,882,735 km (0.101 R)
• M12: 10,646,432 km (0.077 R)
• M13: 11,449,174 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101

Radius: 8.9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.6 AU - 1.84 AU

Year: 1557 Days

Day: 8.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,222,906 km

• M1: 110,852 km (0.089 R)
• M2: 545,434 km (0.088 R)
• M3: 918,980 km (0.105 R)
• M4: 1,209,798 km (0.105 R)
• M5: 1,563,298 km (0.102 R)
• M6: 2,074,773 km (0.104 R)
• M7: 2,481,978 km (0.083 R)
• M8: 3,509,865 km (0.105 R)
• M9: 6,516,932 km (0.064 R)
• M10: 7,221,239 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.3

Radius: 11.8

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.84 AU - 2.48 AU

Year: 2191 Days

Day: 5.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,222,906 km

• M1: 146,756 km (0.07 R)
• M2: 632,799 km (0.104 R)
• M3: 1,607,280 km (0.087 R)
• M4: 1,993,691 km (0.112 R)
• M5: 2,401,794 km (0.1 R)
• M6: 3,512,857 km (0.109 R)
• M7: 3,977,209 km (0.093 R)
• M8: 4,377,982 km (0.076 R)
• M9: 4,805,832 km (0.053 R)
• M10: 6,474,297 km (0.099 R)
• M11: 7,263,276 km (0.087 R)
• M12: 7,958,308 km (0.084 R)
• M13: 8,930,993 km (0.057 R)
• M14: 10,274,831 km (0.091 R)
• M15: 11,668,185 km (0.089 R)
• M16: 12,242,791 km (0.101 R)
• M17: 13,271,725 km (0.109 R)
• M18: 14,874,367 km (0.081 R)
• M19: 16,705,145 km (0.105 R)
• M20: 17,541,547 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.6

Radius: 9.9

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.33 AU - 5.13 AU

Year: 7101 Days

Day: 14.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,222,906 km

• M1: 123,119 km (0.092 R)
• M2: 491,130 km (0.058 R)
• M3: 951,742 km (0.079 R)
• M4: 1,329,327 km (0.104 R)
• M5: 1,734,438 km (0.064 R)
• M6: 2,103,795 km (0.1 R)
• M7: 2,563,210 km (0.05 R)
• M8: 3,197,804 km (0.097 R)
• M9: 4,355,991 km (0.113 R)
• M10: 4,692,287 km (0.093 R)
• M11: 5,045,787 km (0.065 R)
• M12: 5,480,817 km (0.077 R)
• M13: 6,008,598 km (0.105 R)
• M14: 13,128,410 km (0.042 R)
• M15: 15,127,486 km (0.092 R)
• M16: 15,447,177 km (0.076 R)
• M17: 17,182,961 km (0.078 R)
• M18: 18,458,432 km (0.116 R)
• M19: 20,024,872 km (0.051 R)
• M20: 21,597,445 km (0.084 R)
• M21: 26,621,689 km (0.053 R)
• M22: 28,423,446 km (0.094 R)
• M23: 29,107,407 km (0.083 R)
• M24: 32,374,176 km (0.063 R)
• M25: 34,535,566 km (0.115 R)
• M26: 35,426,421 km (0.105 R)
• M27: 39,625,933 km (0.109 R)
• M28: 41,594,491 km (0.051 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 11,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit